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Database: 365,228(8 Aug 2026)

critical range

critical range, Total:406 items.

The international standard classification for "critical range" includes: Gas and steam turbines, Steam engines , Power stations in general , Metrology and measurement in general , Testing of metals in general , Measurement of electrical and magnetic quantities , Conducting materials , food products in general , Fissile materials , Alarm and warning systems , Boilers and heat exchangers , Application of statistical methods , Nuclear power plants. Safety , Ferrous metals in general , Chemical analysis , Surface active agents , Iron and steel forgings , Iron and steel castings , Essential oils , Testing of metals , Measurement of fluid flow .

The Chinese standard classification for "critical range" includes: Steam turbine and its auxiliary equipment , Mathematics , Metal physical property test method , Electric energy measurement and load control system , Electric power testing technique , Basic standards and general methods , Hygiene, safety and labor protection , Nuclear radiation accident emergency and treatment , Boiler and its auxiliary equipment , Radiation protection detection and evaluation , Heavy metals and their alloys , Bare wire , Steel and iron alloy analysis method , Electrotechnical material and universal parts in general , Tooth paste, soap and detergent , Basic standards and general methods for surface active agent , Raw pharmaceutical material processing machinery and equipment , Forging and pressing , Material and component for instrument and meter , Casting , Metallographic testing method , Mechanics Measurement .


General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB 12787-1991 Warning equipment for criticality accidents
  • GB 15146.7-1994 Nuclear criticality safety for fissile materials outside reactors-Safety controls in conducting subcritical neutron multiplication measurements in situ
  • GB 15146.1-2008 Nuclear criticality safety for fissile materials outside reactors - Part 1: Administrative practices for nuclear criticality safety
  • GB/T 41640-2022(英文版) Measurement of Critical Current: Critical Current and Its Uniformity along the Length of Second-Generation High-Temperature Superconducting Tapes
  • GB/T 31780-2015 Critical temperature measurement―Critical temperature of composite superconductors by a resistance method
  • GB/T 14203-2016 General rules for spark discharge atomic emission spectrometry
  • GB/T 15146.9-1994 Nuclear criticality safety for fissile materials outside reactor--Performanceand testing requirements for nuclear criticality detection and alarm systems
  • GB/T 6379.6-2009 Accuracy(trueness and precision) of measurement methods and results - Part 6: Use in practice of accuracy values
  • GB/T 13174-2008 Determination of detergency and cycle of washing property for laundry detergents
  • GB/T 28559-2025 Supercritical and ultra-supercritical turbine—Blades
  • GB/T 601-2016 Chemical Reagent - Preparations of Standard Volumetric Solutions
  • GB/T 11276-2007 Surface active agents—Determination of the critical micellization concentration
  • GB/T 5490-2010 Inspection of grain and oils—General rules
  • GB 15146.1-1994 Nuclear criticality safety for fissile materials outside reactors-Administrative regulation for nuclear criticality safety
  • GB/T 28558-2012 Supercritical and ultra-supercritical generating set parameter series
  • GB/T 44684-2024 Supercritical carbon dioxide boilers
  • GB/T 42472-2023 Critical current measurement―Retained critical current after double bending at room temperature of Ag-sheathed Bi-2223 superconducting wires
  • GB/T 45116-2024 Critital current measurement—DC critical current of REBCO composite superconductors
  • GB/T 18502-2018 Critical current measurement—DC critical current of Ag-and/or Ag alloy-sheathed Bi-2212 and Bi-2223 oxide superconductors
  • GB 15847-1995 Dosimetry for criticality accidents
  • GB 15146.9-1994 Nuclear criticality safety for fissile materials outside reactor-Performance and testing requirements for nuclear criticality detection and alarm systems
  • GB/T 41640-2022 Critical current measurement—Measurement of critical current and its uniformity along the length of 2G-HTS long tapes
  • GB/T 12787-1991 Warning equipment for criticality accidents
  • GB/T 44371-2024 Critical bending diameter measurement—Critical bending diameter measurement of Bi-2223 superconducting wires in liquid nitrogen temperature
  • GB 15146.3-2008 Nuclear criticality safety for fissile materials outside reactors - Part 3: Requirements for nuclear criticality safety in the storage of fissile materials
  • GB/T 15847-1995 Dosimetry for criticality accidents
  • GB 15146.3-1994 Nuclear criticality safety for fissile materials outside reactor-Requirements for nuclear criticality safety in the storage of fissile material
  • GB 15146.5-1994 Nuclear criticality safety for fissile materials outside reactors - Nuclear criticality control criteria and subcritical limits for plutonium-natural uranium mixtures
  • GB/T 28559-2012 Supercritical and ultra-supercritical turbine—Blades
  • GB/T 15146.11-2004 Nuclear criticality safety for fissile materials outside reactor—Nuclear criticality safety based on limiting and controlling moderators
  • GB/T 11792-1989 Precision of test methods-Check the acceptability of test results obtained under repeatability or reproducibility conditions and to determine final test results

Professional Standard - Machinery

  • JB/T 11019-2010 Specification for high pressure and medium pressure rotor forging of steam turbine used for supercritical and ultra-supercritical units
  • JB/T 12001-2014 Valves for the Supercritical and Ultra-supercritical Steam Power Plants - General Requirements
  • JB/T 11020-2010 Specification for pressure rotor forging of steam turbine made of super - Pure steel used for supercritical and ultra - Supercritical units
  • JB/T 11018-2010 Specification for Cr10 stainless steel casting of steam turbine for supercritical and ultra-supercritical units
  • JB/T 20136-2011 Supercritical CO2 Extraction System
  • JB/T 12000-2014 Specification of the Forged Steel Parts for the Pressure Valves in Supercritical and Ultra-supercritical Steam Power Plants
  • JB/T 9475-1999 Critical temperature resistors

Group Standards of the People's Republic of China

  • T/CACM 1419-2022 TCM diagnosis and treatment guidelines for borderline hypertension
  • T/GDSBME 002-2023 Argy Wormwood Industry Artemisia argyi Concrete with supercritical fluid extraction
  • T/SMKX 001-2020 Test of critical water level
  • T/YQAC 0002-2024 Mugwort essential oil (supercritical-molecular distillation method)
  • T/GDSBME 004-2023 Argy Wormwood Industry Artemisia argyi Essential Oil with supercritical fluid -molecular distillation extraction
  • T/GDMA 15-2019 Supercritical Low Temperature Extraction of Camellia Camellia Seed Oil
  • T/GDSBME 003-2023 Argy Wormwood Industry Artemisia argyi Essence Liqiud with supercritical fluid extraction
  • T/GZHPSPSA 008-2024 Supercritical CO2 extraction of edible vegetable oil
  • T/CIET 1076-2025 Technical specifications for supercritical carbon dioxide dyeing
  • T/JSJXXH 018-2024 Scientific research instruments—— Supercritical CO2 extraction experimental device
  • T/CEEIA 312-2018 Specification for Safety Valve of Supercritical and Ultra-supercritical Units

Professional Standard - Commodity Inspection

  • SN/T 5243-2020 Method for inspection of cashmere content of scoured goat wool for import and export

Professional Standard - Agriculture

Professional Standard - Nuclear Industry

  • EJ/T 20029-2012 Nuclear Criticality Safety Nuclear Criticality Accident Emergency Preparedness and Response for Fissile Materials Outside the Reactor
  • EJ/T 1074-1998 Criteria for nuclear criticality safety training

Professional Standard - Ferrous Metallurgy

  • YB/T 4837-2020 Continuously cast round bloom for ultra-supercritical high pressure boiler pipe
  • YB/T 6200-2024 SUPERCRITICAL COAL-FIRED POWER GENERATION EQUIPMENT WIRE RODS
  • YB/T 5127-1993 Steel-Determination of critical point-Dilatometric method
  • YB/T 5127-2018 Determination of critical point of steel-Dilatometric method
  • YB/T 6161-2024 Steel wire rod for welding of super (super) critical high pressure vessels

National Metrological Verification Regulations of the People's Republic of China

Taiwan Provincial Standard of the People's Republic of China

  • CNS 4-1-1987 Limits and Fits (General, Tolerance and Deviations)
  • CNS 4.1-1987 Limits and Fits (General, Tolerance and Deviations)
  • CNS 13374-1994 Tolerances, Allowable Deviations and Permissible Wears of Limit Gauges

Qinghai Provincial Standard of the People's Republic of China

  • DB63/T 1560-2017 Critical rain intensity of disaster-causing torrential rain in different regions

Professional Standard - Energy and Power Planning

  • DL/T 1683-2017 1000MW class ultra-supercritical unit operation guidelines

Anhui Provincial Standard of the People's Republic of China

  • DB34/T 1495-2011 Periodical Inspection Code of Practice For Sub-critical Pressure Power Station Boiler

Professional Standard - Energy

  • NB/T 20144-2012 Initial Criticality Tests for Pressurized Water Reactor of Nuclear Power Plants

Korean Agency for Technology and Standards (KATS)

  • KS A ISO 27467-2022 Nuclear criticality safety-Analysis of a postulated criticality accident
  • KS A ISO 27467-2012(2022) Nuclear criticality safety-Analysis of a postulated criticality accident
  • KS A ISO 27467:2012 Nuclear criticality safety-Analysis of a postulated criticality accident
  • KS A ISO 27467-2012(2017) Nuclear criticality safety-Analysis of a postulated criticality accident
  • KS A ISO 16117:2017 Nuclear criticality safety — Estimation of the number of fissions of a postulated criticality accident
  • KS A ISO 16117-2022 Nuclear criticality safety — Estimation of the number of fissions of a postulated criticality accident
  • KS A ISO 16117-2017(2022) Nuclear criticality safety — Estimation of the number of fissions of a postulated criticality accident
  • KS D 0269-2020(2025) Potentiostatic polarization test method for determination of critical pitting temperature for stainless steels
  • KS D 0269-2020 Potentiostatic polarization test method for determination of critical pitting temperature for stainless steels
  • KS D 0269-2009 Potentiostatic polarization test method for determination of critical pitting temperature for stainless steels
  • KS D 0406-2004 Superconductivity - Test method - Part 1: Critical current - Section 1: DC critical current of Cu/Nb-­Ti composite superconductors
  • KS C IEC 61788-1:2009 Superconductivity - Part 1: Critical current measurement - DC critical current of Cu/Nb-Ti composite superconductors
  • KS C IEC 61788-1-2020 Superconductivity - Part 1: Critical current measurement - DC critical current of Cu/Nb-Ti composite superconductors
  • KS C IEC 61788-1-2009(2020) Superconductivity - Part 1: Critical current measurement - DC critical current of Cu/Nb-Ti composite superconductors
  • KS C IEC 61788-26:2022 Superconductivity — Part 26: Critical current measurement —DC critical current of RE-Ba-Cu-O composite superconductors
  • KS C IEC 61788-26-2022 Superconductivity — Part 26: Critical current measurement —DC critical current of RE-Ba-Cu-O composite superconductors
  • KS A ISO 11320-2014(2024) Nuclear criticality safety — Emergency preparedness and response
  • KS A ISO 11320:2014 Nuclear criticality safety — Emergency preparedness and response
  • KS B ISO 13283:2004 Industrial automation-Time-critical communications architectures-User requirements and network management for time-critical communications systems
  • KS A ISO 11320-2019 Nuclear criticality safety — Emergency preparedness and response
  • KS A ISO 11320-2024 Nuclear criticality safety — Emergency preparedness and response
  • KS C IEC 61788-3:2002 Superconductivity-Part 3:Critical current measurement-DC critical current of Ag-sheathed Bi-2212 and Bi-2223 oxide superconductors
  • KS C IEC 61788-3-2021 Superconductivity - Part 3: Critical current measurement - DC critical current of Ag - sheathed Bi - 2212 and Bi - 2223 oxide superconductors
  • KS D 0406-1999 Superconductivity-Test method-Part 1:Critical current-Section 1:DC critical current of Cu/Nb-­Ti composite superconductors
  • KS C IEC 61788-3:2016 Superconductivity-Part 3:Critical current measurement-DC critical current of Ag-sheathed Bi-2212 and Bi-2223 oxide superconductors
  • KS C IEC 61788-3-2016 Superconductivity - Part 3: Critical current measurement - DC critical current of Ag - sheathed Bi - 2212 and Bi - 2223 oxide superconductors
  • KS C IEC 61788-3-2016(2021) Superconductivity-Part 3:Critical current measurement-DC critical current of Ag-sheathed Bi-2212 and Bi-2223 oxide superconductors
  • KS C 6111-1-2005(2020) Superconductivity-Critical temperature measurement-Critical temperature of Nb-Ti, Nb3Sn, and Bi-system compositesuperconductors by a magnetic method using a SQUID magnetometer
  • KS C 6111-2-2005(2020) Superconductivity-Critical temperature measurement-Critical temperature of Nb-Ti, Nb3Sn, and Bi-system composite superconductors by a magnetic method using an ac susceptometer
  • KS A IEC 60860-2024 Radiation protection instrumentation — Warning equipment for criticality accidents
  • KS A IEC 60860-2014(2024) Radiation protection instrumentation — Warning equipment for criticality accidents

GCC Standardization Organization

  • GSO ISO 27467:2013 Nuclear criticality safety -- Analysis of a postulated criticality accident
  • GSO ISO 11311:2015 Nuclear criticality safety -- Critical values for homogeneous plutonium-uranium oxide fuel mixtures outside of reactors
  • GSO IEC 61788-2:2021 Superconductivity - Part 2: Critical current measurement - DC critical current of Nb3Sn composite superconductors
  • GSO IEC 61788-10:2014 Superconductivity - Part 10: Critical temperature measurement - Critical temperature of composite superconductors by a resistance method
  • GSO ISO 9300:2024 Measurement of gas flow by means of critical flow nozzles
  • OS GSO ISO 9300:2024 Measurement of gas flow by means of critical flow nozzles

German Institute for Standardization

  • DIN EN ISO 23133:2023-02 Nuclear criticality safety - Nuclear criticality safety training for operations (ISO 23133:2021); English version EN ISO 23133:2022
  • DIN EN ISO 23133 E:2022-09 Nuclear Criticality Safety Training for Nuclear Criticality Safety Operations (Draft)
  • DIN EN ISO 23133:2022-09 Draft Document - Nuclear criticality safety - Nuclear criticality safety training for operations (ISO 23133:2021); English version prEN ISO 23133:2022
  • DIN EN ISO 23133 E:2022 Draft Document - Nuclear criticality safety - Nuclear criticality safety training for operations (ISO 23133:2021); English version prEN ISO 23133:2022
  • DIN EN ISO 23133:2023 Nuclear criticality safety - Nuclear criticality safety training for operations (ISO 23133:2021); English version EN ISO 23133:2022
  • DIN 25403-7:1996 Criticality safety in processing and handling fissile materials - Part 7: Criticality data for low enriched uranium dioxide lattices in water
  • DIN EN 61788-1:2007 Superconductivity - Part 1: Critical current measurement - DC critical current of Nb-Ti composite superconductors (IEC 61788-1:2006); German version EN 61788-1:2007
  • DIN EN 61788-2:2007 Superconductivity - Part 2: Critical current measurement - DC critical current of Nb<(Index)3>Sn composite superconductors (IEC 61788-2:2006); German version EN 61788-2:2007
  • DIN EN 61788-10:2007 Superconductivity - Part 10: Critical temperature measurement - Critical temperature of composite superconductors by a resistance method (IEC 61788-10:2006); German version EN 61788-10:2006
  • DIN 25403-2:1995-10 Criticality safety in processing and handling fissile materials - Part 2: Criticality data for uranium 235 metal light-water mixtures
  • DIN EN 61788-3:2007 Superconductivity - Part 3: Critical current measurement - DC critical current of Ag- and/or Ag alloy-sheathed Bi-2212 and Bi-2223 oxide superconductors (IEC 61788-3:2006); German version EN 61788-3:2006
  • DIN 25403-3:2000-09 Criticality safety in processing and handling fissile materials - Part 3: Criticality data for plutonium 239 metal light-water-mixtures
  • DIN 25403-3:2000 Criticality safety in processing and handling fissile materials - Part 3: Criticality data for plutonium 239 metal light-water-mixtures
  • DIN 81208-18:2006-12 Manoeuvring of ships - Part 18: Critical speed trial
  • DIN EN IEC 61788-26:2022 Superconductivity - Part 26: Critical current measurement - DC critical current of RE-Ba-Cu-O composite superconductors (IEC 61788-26:2020); German version EN IEC 61788-26:2020
  • DIN 25403-4:1995-10 Criticality safety in processing and handling fissile materials - Part 4: Criticality data for uranium dioxide light-water mixtures
  • DIN 25403-5:2000-09 Criticality safety in processing and handling fissile materials - Part 5: Criticality data for plutonium 239 dioxide light-water mixtures
  • DIN 25403-5:2000 Criticality safety in processing and handling fissile materials - Part 5: Criticality data for plutonium 239 dioxide light-water-mixtures
  • DIN 25403-6:2000-09 Criticality safety in processing and handling fissile materials - Part 6: Criticality data for plutonium 239 nitrate light-water-mixtures
  • DIN 25403-7:1996-08 Criticality safety in processing and handling fissile materials - Part 7: Criticality data for low enriched uranium dioxide lattices in water
  • DIN 25403-6:2000 Criticality safety in processing and handling fissile materials - Part 6: Criticality data for plutonium 239 nitrate light-water-mixtures
  • DIN EN ISO 7753:2025-06 Nuclear criticality safety - Use of criticality accident alarm systems for operations (ISO 7753:2023); German and English version prEN ISO 7753:2025
  • DIN EN ISO 9300:2021-09 Measurement of gas flow by means of critical flow nozzles (ISO/DIS 9300:2021); German and English version prEN ISO 9300:2021 / Note: Date of issue 2021-07-30*Intended as replacement for DIN EN ISO 9300 (2005-11).
  • DIN 25403 Bb.1:1997 Criticality safety in processing and handling fissile materials - Comments
  • DIN 25478:2014 Application of computer codes for the assessment of criticality safety
  • DIN 81208-18:2006 Manoeuvring of ships - Part 18: Critical speed trial
  • DIN 25403-2:1995 Criticality safety in processing and handling fissile materials - Part 2: Criticality data for uranium 235 metal light-water mixtures
  • DIN 25478:1994 Application of computer codes for the assessment of criticality safety
  • DIN EN IEC 61788-26 E:2019 Draft Document - Superconductivity - Part 26: Critical current measurement - DC critical current of RE-Ba-Cu-O composite superconductors (IEC 90/407/CD:2018); Text in German and English
  • DIN 25403-4:1995 Criticality safety in processing and handling fissile materials - Part 4: Criticality data for uranium dioxide light-water mixtures

Danish Standards Foundation

  • DANSK DS/ISO 23133:2022 Nuclear criticality safety – Nuclear criticality safety training for operations
  • DANSK DS/EN ISO 23133:2023 Nuclear criticality safety – Nuclear criticality safety training for operations (ISO 23133:2021)
  • DANSK DS/EN 61788-2:2007 Superconductivity - Part 2: Critical current measurement - DC critical current of Nb3Sn composite superconductors
  • DANSK DS/EN 61788-1:2007 Superconductivity - Part 1: Critical current measurement - DC critical current of Nb-Ti composite superconductors
  • DS/EN 61788-2:2007 Superconductivity - Part 2: Critical current measurement - DC critical current of Nb3Sn composite superconductors
  • DS/EN 61788-1:2007 Superconductivity - Part 1: Critical current measurement - DC critical current of Nb-Ti composite superconductors
  • DANSK DS/EN IEC 61788-26:2020 Superconductivity – Part 26: Critical current measurement – DC critical current of RE-Ba-Cu-O composite superconductors
  • DS/EN 61788-10:2007 Superconductivity - Part 10: Critical temperature measurement - Critical temperature of composite superconductors by a resistance method
  • DANSK DS/EN 61788-10:2006 Superconductivity - Part 10: Critical temperature measurement - Critical temperature of composite superconductors by a resistance method
  • DANSK DS/ISO 9300:2022 Measurement of gas flow by means of critical flow nozzles
  • DS/EN ISO 9300:1995 Measurement of gas flow by means of critical flow Venturi nozzles

British Standards Institution (BSI)

  • BS EN ISO 23133:2022 Nuclear criticality safety. Nuclear criticality safety training for operations
  • BS ISO 23133:2021 Nuclear criticality safety. Nuclear criticality safety training for operations
  • BS ISO 16117:2013 Nuclear criticality safety. Estimation of the number of fissions of a postulated criticality accident
  • 07/30151434 DC BS ISO 27467. Nuclear criticality safety. Analysis of a postulated criticality accident
  • 20/30378350 DC BS ISO 23133. Nuclear criticality safety. Nuclear criticality safety training for operations
  • BS ISO 21391:2019 Nuclear criticality safety. Geometrical dimensions for subcriticality control. Equipment and layout
  • BS ISO 7753:2023 Nuclear criticality safety. Use of criticality accident alarm systems for operations
  • 12/30235347 DC BS ISO 16117. Nuclear criticality safety. Estimation of the number of fissions of a postulated criticality accident
  • 22/30427890 DC BS ISO 7753. Nuclear criticality safety. Use of criticality accident alarm systems for operations
  • BS EN 61788-2:1999 Superconductivity - Critical current measurement - DC critical current of Nb3Sn composite superconductors
  • BS EN 61788-2:2007 Superconductivity - Critical current measurement - D.C. critical current of Nb3Sn composite superconductors
  • BS EN 61788-1:2007 Superconductivity - Critical current measurement - D.C. critical current of Nb-Ti composite superconductors
  • BS EN 61788-1:1998 Superconductivity-Critical current measurement. DC critical current of Cu/Nb-Ti composite superconductors
  • BS 3598-1:1963 Recommendations for criticality safety in handling and processing fissile materials. Principles of criticality safety
  • BS ISO 11311:2011 Nuclear criticality safety. Critical values for homogeneous plutonium-uranium oxide fuel mixtures outside of reactors
  • BS EN IEC 61788-26:2020 Superconductivity - Critical current measurement. DC critical current of RE-Ba-Cu-O composite superconductors
  • BS ISO 11311:2011+A1:2022 Nuclear criticality safety. Critical values for homogeneous plutonium-uranium oxide fuel mixtures outside of reactors
  • BS EN 61788-10:2006 Superconductivity - Part 10: Critical temperature measurement - Critical temperature of composite superconductors by a resistance method
  • BS EN ISO 7753:2025 Nuclear criticality safety. Use of criticality accident alarm systems for operations - Incorporating corrigendum September 2025
  • BS 7448-1:1991 Fracture mechanics toughness tests - Method for determination of KIc, critical CTOD and critical J values of metallic materials
  • 22/30442927 DC BS ISO 11311 AMD1. Nuclear criticality safety. Critical values for homogeneous plutonium-uranium oxide fuel mixtures outside of reactors
  • 09/30179540 DC BS ISO 11311. Nuclear energy. Criticality safety. Critical values for homogeneous plutonium-uranium oxide fuel mixtures outside of reactors
  • BS EN 61788-3:2001 Superconductivity - Critical current measurement - DC critical current of Ag-sheathed Bi-2212 and Bi-2223 oxide superconductors
  • BS EN 61788-3:2003 Superconductivity - Critical current measurement - DC critical current of Ag-sheathed Bi-2212 and Bi-2223 oxide superconductors
  • BS 7448-1:1991(2002) Fracture mechanics toughness tests — Part 1 : Method for determination of KIc, critical CTOD and critical J values of metallic materials
  • BS EN IEC 61788-24:2018 Superconductivity - Critical current measurement. Retained critical current after double bending at room temperature of Ag-sheathed Bi-2223 superconducting wires
  • BS ISO 11320:2011 Nuclear criticality safety. Emergency preparedness and response
  • 18/30363361 DC BS EN 61788-26. Superconductivity. Part 26. Critical current measurement. DC critical current of RE-Ba-Cu-O composite superconductors
  • BS EN 61788-10:2003 Superconductivity - Critical temperature measurement - Critical temperature of Nb-Ti, Nb3Sn, and Bi-system oxide composite superconductors by a resistance method
  • BS ISO 27468:2011 Nuclear criticality safety. Evaluation of systems containing PWR UOX fuels. Bounding burnup credit approach
  • BS EN 61788-3:2006 Superconductivity - Part 3: Critical current measurement - DC critical current of Ag- and/or Ag alloy-sheathed Bi-2212 and Bi-2223 oxide superconductors
  • BS EN 61788-10:2002 Superconductivity - Critical temperature measurement - Critical temperature of Nb-Ti, Nb3Sn, and Bi-system oxide composite superconductors by a resistance method
  • BS 7448-2:1997 Fracture mechanics toughness tests - Method for determination of KIc, critical CTOD and critical J values of welds in metallic materials
  • BS EN ISO 9300:2022 Measurement of gas flow by means of critical flow nozzles
  • BS ISO 27467:2009 Nuclear criticality safety - Analysis of a postulated criticality accident
  • 09/30179543 DC BS ISO 11320. Nuclear criticality safety. Emergency prepardness and response

Ente Nazionale Italiano di Unificazione

International Organization for Standardization (ISO)

  • ISO 27467:2009 Nuclear criticality safety - Analysis of a postulated criticality accident
  • ISO 23133:2021 Nuclear criticality safety - Nuclear criticality safety training for operations
  • ISO/FDIS 7753 Nuclear criticality safety — Use of criticality accident alarm systems for operations
  • ISO 7753:2018 Nuclear criticality safety — Use of criticality accident alarm systems for operations
  • ISO 7753:2023 Nuclear criticality safety — Use of criticality accident alarm systems for operations
  • ISO 11311:2011 Nuclear criticality safety - Critical values for homogeneous plutonium-uranium oxide fuel mixtures outside of reactors
  • ISO 27468:2011 Nuclear criticality safety - Evaluation of systems containing PWR UOX fuels - Bounding burnup credit approach
  • ISO 21391:2019 Nuclear criticality safety — Geometrical dimensions for subcriticality control — Equipment and layout
  • ISO 9300:2022 Measurement of gas flow by means of critical flow nozzles
  • ISO 11311:2011/Amd 1:2022 Nuclear criticality safety — Critical values for homogeneous plutonium-uranium oxide fuel mixtures outside of reactors — Amendment 1: Corrections and clarifications

Spanish Association for Standardization (UNE)

  • UNE-EN ISO 23133:2022 Nuclear criticality safety - Nuclear criticality safety training for operations (ISO 23133:2021) (Endorsed by Asociación Española de Normalización in February of 2023.)
  • UNE-EN 61788-2:2000 Superconductivity - Part 2: Critical current measurement - DC critical current of Nb3Sn composite superconductors
  • UNE 73501:1992 Criticality requirements for the design of fuel racks.
  • UNE-EN 61788-1:2007 Superconductivity -- Part 1: Critical current measurement - DC critical current of Nb-Ti composite superconductors. (IEC 61788-1:2006). (Endorsed by AENOR in April of 2007.)
  • UNE-EN 61788-1:1999 SUPERCONDUCTIVITY. PART 1: CRITICAL CURRENT MEASUREMENT. DC CRITICAL CURRENT OF CU/NB-TI COMPOSITE SUPERCONDUCTORS.
  • UNE-EN IEC 61788-26:2020 Superconductivity - Part 26: Critical current measurement - DC critical current of RE-Ba-Cu-O composite superconductors (Endorsed by Asociación Española de Normalización in October of 2020.)
  • UNE-EN 61788-2:2007 Superconductivity -- Part 2: Critical current measurement - DC critical current of Nb3Sn composite superconductors (IEC 61788-2:2006). (Endorsed by AENOR in April of 2007.)
  • UNE-EN 61788-10:2007 Superconductivity -- Part 10: Critical temperature measurement - Critical temperature of composite superconductors by a resistance method (IEC 61788-10:2006).
  • UNE-EN 61788-3:2002 Superconductivity -- Part 3: Critical current measurement - DC critical current of Ag-sheathed Bi-2212 and Bi-2223 oxide superconductors.
  • UNE-EN ISO 9300:2023 Measurement of gas flow by means of critical flow nozzles (ISO 9300:2022)

Association Francaise de Normalisation

  • NF M60-447*NF EN ISO 23133:2022 Nuclear criticality safety - Nuclear criticality safety training for operations
  • NF M60-481*NF ISO 7753:2023 Nuclear criticality safety - Use of criticality accident alarm systems for operations
  • NF M60-440*NF ISO 27467:2009 Nuclear criticality safety - Analysis of a postulated criticality accident
  • NF ISO 7753:2023 Criticality safety - Criticality detection and alarm systems in the context of operation
  • NF M60-445*NF ISO 21391:2019 Nuclear criticality safety - Geometrical dimensions for subcriticality control - Equipment and layout
  • NF ISO 11311:2011 Criticality safety - Critical values for homogeneous mixed oxides of plutonium and uranium outside reactors
  • NF B10-512:1975 Limestone. Measurement of critical water content.
  • NF C31-888-2*NF EN 61788-2:2007 Superconductivity - Part 2 : critical current measurement - DC critical current of Nb3Sn composite superconductors
  • NF M60-443*NF ISO 11311:2011 Nuclear criticality safety - Critical values for homogeneous plutonium-uranium oxide fuel mixtures outside of reactors.
  • NF EN 61788-1:2007 Superconductivity - Part 1: critical current measurement - Continuous critical current of Nb-Ti composite superconductors
  • NF C31-888-2:2001 Superconductivity - Part 2 : critical current measurement - DC critical current of Nb3Sn composite superconductors.
  • NF C31-888-1:2002 Superconductivity - Part 1 : critical current measurement - DC critical current of Cu/Nb-Ti composite superconductors.
  • NF C31-888-1*NF EN 61788-1:2007 Superconductivity - Part 1 : critical current measurement - DC critical current of Nb-Ti composite superconductors.
  • NF EN 61788-2:2007 Superconductivity - Part 2: Critical current measurement - Continuous critical current of Nb3Sn composite superconductors
  • NF C31-888-10*NF EN 61788-10:2006 Superconductivity - Part 10 : critical temperature measurement - Critical temperature of composite superconductors by a resistance method
  • NF T42-020:1977 Determination of the critical thickening temperature of latices.
  • NF EN IEC 61788-26:2020 Superconductivity - Part 26: measurement of critical current - Continuous critical current of RE-Ba-Cu-O superconducting composites
  • NF M60-442*NF ISO 11320:2011 Nuclear criticality safety - Emergency preparedness and response
  • NF EN 61788-10:2006 Superconductivity - Part 10: measurement of the critical temperature - Critical temperature of superconducting composites using a resistance method
  • NF M60-443/A1*NF ISO 11311/A1:2023 Nuclear criticality safety - Critical values for homogeneous plutonium-uranium oxide fuel mixtures outside of reactors - Amendment 1 : corrections and clarifications
  • NF C31-888-3:2006 Superconductivity - Part 3 : critical current measurement - DC critical current of Ag-sheathed Bi-2212 and Bi-2223 oxide superconductors.
  • NF X10-150*NF EN ISO 9300:2022 Measurement of gas flow by means of critical flow nozzles

Swedish Institute for Standards

  • SS-ISO 23133:2021 Nuclear criticality safety — Nuclear criticality safety training for operations (ISO 23133:2021, IDT)
  • SS-EN ISO 23133:2022 Nuclear criticality safety - Nuclear criticality safety training for operations (ISO 23133:2021)
  • SS-EN 1839:2017 Determination of the explosion limits and the limiting oxygen concentration(LOC) for flammable gases and vapours
  • SS-ISO 27467:2009 Nuclear criticality safety - Analysis of a postulated criticality accident (ISO 27467:2009, IDT)
  • SS-EN 61788-2:2007 Superconductivity - Part 2: Critical current measurement - DC critical current of Nb3Sn composite superconductors
  • SS-ISO 16117:2013 Nuclear criticality safety — Estimation of the number of fissions of a postulated criticality accident (ISO 16117:2013, IDT)
  • SS-ISO 7753:2023 Nuclear criticality safety — Use of criticality accident alarm systems for operations (ISO 7753:2023, IDT)
  • SS-EN 61788-1:2007 Superconductivity - Part 1: Critical current measurement - DC critical current of Nb-Ti composite superconductors
  • SS-ISO 21391:2019 Nuclear criticality safety - Geometrical dimensions for subcriticality control - Equipment and layout (ISO 21391:2019, IDT)
  • SS-EN IEC 61788-26:2020 Superconductivity - Part 26: Critical current measurement - DC critical current of RE-Ba-Cu-O composite superconductors
  • SS-EN 61788-10:2007 Superconductivity - Part 10: Critical temperature measurement - Critical temperature of composite superconductors by a resistance method
  • SS-ISO 11311:2011 Nuclear criticality safety - Critical values for homogeneous plutonium-uranium oxide fuel mixtures outside of reactors (ISO 11311:2011, IDT)

European Committee for Standardization (CEN)

  • EN ISO 23133:2022 Nuclear criticality safety - Nuclear criticality safety training for operations (ISO 23133:2021)

Standards Norway

  • NS-EN ISO 23133:2022 Nuclear criticality safety - Nuclear criticality safety training for operations (ISO 23133:2021)

Gosstandart of Russia

  • GOST 19656.14-1979 Semiconductor microwave switching diodes. Measurement method of critical frequency
  • GOST 18604.9-1982 Transistors bipolar. Methods for determining cut-off frequency and transition frequency
  • GOST R 8.980-2019 State system for ensuring the uniformity of measurements. Standard reference data. The critical temperatures and critical pressures of thermo unstable substances

The Directorate General of Specifications and Metrology (DGSM)

  • OS GSO ISO 16117:2015 Nuclear criticality safety -- Estimation of the number of fissions of a postulated criticality accident
  • OS GSO ISO 11311:2015 Nuclear criticality safety -- Critical values for homogeneous plutonium-uranium oxide fuel mixtures outside of reactors
  • OS GSO IEC 61788-1:2014 Superconductivity - Part 1: Critical current measurement - DC critical current of Cu/Nb-Ti composite superconductors
  • OS GSO IEC 61788-10:2014 Superconductivity - Part 10: Critical temperature measurement - Critical temperature of composite superconductors by a resistance method

Kingdom of Bahrain Testing and Metrology Directorate

  • BH GSO ISO 16117:2017 Nuclear criticality safety -- Estimation of the number of fissions of a postulated criticality accident
  • BH GSO ISO 11311:2017 Nuclear criticality safety -- Critical values for homogeneous plutonium-uranium oxide fuel mixtures outside of reactors
  • BH GSO IEC 61788-2:2022 Superconductivity - Part 2: Critical current measurement - DC critical current of Nb3Sn composite superconductors
  • BH GSO IEC 61788-1:2016 Superconductivity - Part 1: Critical current measurement - DC critical current of Cu/Nb-Ti composite superconductors
  • BH GSO ISO 11320:2017 Nuclear criticality safety -- Emergency preparedness and response
  • BH GSO ISO 9300:2024 Measurement of gas flow by means of critical flow nozzles

American National Standards Institute (ANSI)

American Nuclear Society (ANS)

International Electrotechnical Commission (IEC)

  • IEC 60860:1987 Warning equipment for criticality accidents
  • IEC 61788-1:2006 Superconductivity - Part 1: Critical current measurement - DC critical current of Nb-Ti composite superconductors
  • IEC 61788-26:2020 Superconductivity - Part 26: Critical current measurement - DC critical current of RE-Ba-Cu-O composite superconductors
  • IEC 61788-1:1998 Superconductivity - Part 1: Critical current measurement - DC critical current of Cu/Nb-Ti composite superconductors
  • IEC 61788-2:1999 Superconductivity - Part 2: Critical current measurement - DC critical current of Nb<(Index)3>Sn composite superconductors
  • IEC 61788-2:2006 Superconductivity - Part 2: Critical current measurement - DC critical current of Nb<(Index)3>Sn composite superconductors
  • IEC 61788-10:2006 Superconductivity - Part 10: Critical temperature measurement - Critical temperature of composite superconductors by a resistance method
  • IEC 61788-24:2018 Superconductivity - Part 24: Critical current measurement - Retained critical current after double bending at room temperature of Ag-sheathed Bi-2223 superconducting wires
  • IEC 61788-3:2000 Superconductivity - Part 3: Critical current measurement; DC critical current of Ag-sheathed Bi-2212 and Bi-2223 oxide superconductors

Polski Komitet Normalizacyjny (PKN)

  • PN T01505 ArkusZ02-1974 Field Effect Transistors Measuring the Gate Threshold Voltage UGS(TO)
  • PN-EN IEC 61788-26-2021-03 E Superconductivity - Part 26: Critical current measurement - DC critical current of RE-Ba-Cu-O composite superconductors (IEC 61788-26:2020)

Japanese Industrial Standards Committee (JISC)

  • JIS H 7309:2012 Superconductivity -- Critical temperature measurement -- Critical temperature of composite superconductors by a resistance method
  • JIS H 7302:2000 Superconductivity -- Part 2: Critical current measurement -- DC critical current of Nb3Sn composite superconductors
  • JIS H 7302:2009 Superconductivity -- Part 2: Critical current measurement -- DC critical current of Nb3Sn composite superconductors
  • JIS H 7301:2009 Superconductivity -- Part 1: Critical current measurement -- DC critical current of Nb-Ti composite superconductors
  • JIS H 7305:2003 Superconductivity -- Part 3: Critical current measurement -- DC critical current of Ag-sheathed Bi-2212 and Bi-2223 oxide superconductors
  • JIS G 0590:2005 Method of critical pitting temperature measurement for stainless steels

Society of Automotive Engineers (SAE)

American Society of Mechanical Engineers (ASME)

Comitato Elettrotecnico Italiano

  • CEI EN 61788-2:2007 Superconductivity - Part 2: Critical current measurement - DC critical current of Nb3Sn composite superconductors
  • CEI EN 61788-1:2007 Superconductivity - Part 1: Critical current measurement - DC critical current of Nb-Ti composite superconductors
  • CEI EN IEC 61788-26:2021 Superconductivity Part 26: Critical current measurement - DC critical current of RE-Ba-Cu-O composite superconductors
  • CEI EN 61788-10:2007 Superconductivity - Part 10: Critical temperature measurement - Critical temperature of composite superconductors by a resistance method

Instrument Society of America (ISA)

American Water Works Association (AWWA)

Czech Standards Institute (UNMZ)

National Standardisation Body (ASRO)

European Committee for Electrotechnical Standardization(CENELEC)

  • EN 61788-2:2007 Superconductivity Part 2: Critical current measurement - DC critical current of Nb3Sn composite superconductors
  • EN 61788-2:1999 Superconductivity Part 2: Critical current measurement - DC critical current of Nb3Sn composite superconductors
  • EN 61788-1:2007 Superconductivity Part 1: Critical current measurement - DC critical current of Nb-Ti composite superconductors
  • EN 61788-1:1998 Superconductivity Part 1: Critical Current Measurement DC Critical Current of Cu/Nb-Ti Composite Superconductors
  • EN 61788-10:2002 Superconductivity Part 10: Critical temperature measurement - Critical temperature of Nb-Ti@ Nb3Sn@ and Bi-system oxide composite superconductors by a resistance method
  • EN IEC 61788-26:2020 Superconductivity - Part 26: Critical current measurement - DC critical current of RE-Ba-Cu-O composite superconductors
  • EN 61788-10:2006 Superconductivity Part 10: Critical temperature measurement Critical temperature of composite superconductors by a resistance method
  • EN 61788-3:2001 Superconductivity Part 3: Critical current measurement - DC critical current of Ag-sheathed Bi-2212 and Bi-2223 oxide superconductors

National Association of Corrosion Engineers (NACE)

American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE)

Indonesia Standards

  • SNI ISO 21391:2019 Keselamatan kekritisan nuklir - Dimensi geometris untuk pengendalian subkekritisan - Peralatan dan tata letak (ISO 21391: 2019, IDT)

U.S. Military Regulations and Norms

American Society for Testing and Materials (ASTM)

  • ASTM E3379-25a Standard Guide for Critical Airflow Visualization
  • ASTM E3379-25 Standard Guide for Critical Airflow Visualization
  • ASTM E637-05 Standard Test Method for Calculation of Stagnation Enthalpy from Heat Transfer Theory and Experimental Measurements of Stagnation-Point Heat Transfer and Pressure
  • ASTM D7541-11 Standard Practice for Estimating Critical Surface Tensions
  • ASTM D7541-11(2015) Standard Practice for Estimating Critical Surface Tensions
  • ASTM E1449-92(2011) Standard Guide for Supercritical Fluid Chromatography Terms and Relationships
  • ASTM E637-05(2011) Standard Test Method for Calculation of Stagnation Enthalpy from Heat Transfer Theory and Experimental Measurements of Stagnation-Point Heat Transfer and Pressure
  • ASTM F2721-09(2014) Standard Guide for Pre-clinical in vivo Evaluation in Critical Size Segmental Bone Defects

National Aeronautics and Space Administration (NASA)

Lithuanian Standards Office

  • LST EN 61788-1-2007 Superconductivity - Part 1: Critical current measurement - DC critical current of Nb-Ti composite superconductors (IEC 61788-1:2006)
  • LST EN 61788-2-2007 Superconductivity - Part 2: Critical current measurement - DC critical current of Nb3Sn composite superconductors (IEC 61788-2:2006)
  • LST EN 61788-10-2007 Superconductivity - Part 10: Critical temperature measurement - Critical temperature of composite superconductors by a resistance method (IEC 61788-10:2006)

Association for Electrical, Electronic & Information Technologies (VDE)

  • VDE 0390-2-2000*DIN EN 61788-2:2000 Superconductivity Part 2: Measuring the critical current AC critical current (Nb3Sn composite superconductors)
  • VDE 0390-1-1999*DIN EN 61788-1:1999 Superconductivity – Part 1: Critical current measurement – DC critical current of Cu/Nb-Ti composite superconductors
  • VDE 0390-26-2019 Superconductivity - Part 26: Critical current measurement - DC critical current of RE-Ba-Cu-O composite superconductors (IEC 90/407/CD:2018); Text in German and English

Association for Materials Protection and Performance (AMPP)

  • AMPP Paper 18005-2022 Electrochemical and Morphological Study on Corrosion Behavior of C1018 Carbon Steel Containing H2S in Supercritical and Subcritical CO2 Environments

International Atomic Energy Agency

  • SSG-27-2014 Criticality Safety in the Handling of Fissile Material

GB-REG

Engineering Sciences Data Unit (ESDU)

  • AERO W.00.03.01 B-1994 Critical Mach number for high speed aerofoil sections.
  • ESDU 88030 A-1994 Boundaries of linear characteristics of cambered and twisted wings at subcritical Mach numbers.
  • ESDU 82016 A-1984 Vapour pressures and critical points of liquids. XXI: cyclic hydrocarbons.
  • ESDU 98014-1998 Vapour pressures and critical points of liquids: Halogenated benzenes.
  • ESDU 90015 A-1990 Vapour pressures and critical points of liquids. Halogenated methanes.
  • ESDU 91006-1991 Vapour pressures and critical points of liquids. Halogenated ethylenes.
  • ESDU 91035-1991 Vapour pressures and critical points of liquids. Alkyl amides.
  • ESDU 90019 C-2003 Vapour pressures and critical points of liquids. Halogenated ethanes.
  • ESDU 87031 B-2012 Wing angle of attack for zero lift at subcritical Mach numbers
  • ESDU 87031-1987 WING ANGLE OF ATTACK FOR ZERO LIFT AT SUBCRITICAL MACH NUMBERS
  • ESDU 87031 C-2013 Wing angle of attack for zero lift at subcritical Mach numbers

Natural Gas Processor's Association (NGPA)

Finnish Standards Institute

  • SFS 2105-1976 Shape tolerance and position tolerance. speed limit principle