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Database: 365,228(8 Aug 2026)

The second level of the instrument is higher than the third level

The second level of the instrument is higher than the third level, Total:148 items.

The international standard classification for "The second level of the instrument is higher than the third level" includes: Aircraft and space vehicles in general , Ventilators. Fans. Air-conditioners , Ceramic products , Other textile machinery .

The Chinese standard classification for "The second level of the instrument is higher than the third level" includes: Technical management , Ventilation and air conditioning engineering , Daily use ceramics products , Coupling, brake and speed variator , Textile testing instrument .


Taiwan Provincial Standard of the People's Republic of China

  • CNS 7802-1998 Nuclear - Grade Gadolinium Oxide (Gd2O3) Powder
  • CNS 8887-1982 Drawing Instruments: Technical Requirements
  • CNS 7695-1981 Roller Tongue Type Chain Cable Stoppers for Grade 2 Anchor Chain Cable

Professional Standard - Nuclear Industry

  • EJ/T 1104-1999 Pressurized water reactor nuclear power plants 20HR steel plates for class 2,3 equipments
  • EJ/T 453-1989 Technical conditions for painting, packaging and transportation of pressure vessels of 300,000-kilowatt pressurized water reactor nuclear power plant safety level 2 and 3
  • EJ/T 607-1991 Technical requirements for steel pressure vessels of safety class 2 and 3
  • EJ/T 454-1989 300,000-kilowatt pressurized water reactor nuclear power plant primary circuit main and auxiliary system safety first-level, second-level and third-level piping installation technical conditions
  • EJ/T 421-1989 Nuclear-grade high-efficiency iodine adsorber for 300,000-kilowatt pressurized water reactor nuclear power plant
  • EJ/T 543-1991 Technical conditions of nuclear grade gadolinium trioxide powder
  • EJ/T 418-1989 Technical conditions for cleanliness and cleaning process of safety secondary pumps and tertiary pumps in 300,000-kilowatt pressurized water reactor nuclear power plants
  • EJ/T 419-1989 300,000 kilowatts pressurized water reactor nuclear power plant safety secondary pump, tertiary pump coating process technical conditions
  • EJ/T 1103-1999 Pressurized water reactor nuclear power plants 20MnHR steel plates for class 2,3 equipments
  • EJ/T 417-1989 300 MW PWR nuclear power plant safety secondary pumps and tertiary pump packaging technical conditions

Shaanxi Provincial Standard of the People's Republic of China

Professional Standard - Aerospace

  • QJ 1570.5-1989 Filling Standard for Specification and Precision Grade of Instrument

Professional Standard - Geology

  • DZ/T 0196.9-1997 General technical conditions for logging instrument - instrument indicator grading

Professional Standard - Chemical Industry

  • HG/T 22803-2016 The principle and code for reserves of grade 3(2) in chemical mine project
  • HG/T 22803-1993 Principles and Regulations for Level 3 (2) Mineral Quantity in Engineering Design of Chemical Mine

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

Group Standards of the People's Republic of China

Heilongjiang Provincial Standard of the People's Republic of China

Professional Standard - Machinery

Guangdong Provincial Standard of the People's Republic of China

  • DB44/T 1854-2016 Rating method for color fastness of leather - instrument method

Professional Standard - Textile

  • FZ/T 01024-1993 Instrumental assessment of change in colour for determination of grey scale rating

Canadian Standards Association (CSA)

  • CSA C22.2 No.66.3-06-2006 Low Voltage Transformers - Part 3: Class 2 and Class 3 Transformers First Edition [: CSA C22.2 NO 66-1988]

SCC

  • MIL MIL-DTL-14639/42C-2015 Insignia, Rank, Warrant Officer WO1 and Chief Warrant Officers CW2, CW3 and CW4, U.S. Army
  • MIL MIL-DTL-14639/42B-2010 Insignia, Rank, Warrant Officer WO1 and Chief Warrant Officers CW2, CW3 and CW4, U.S. Army
  • MIL MIL-DTL-14639/42D-2020 Insignia, Rank, Warrant Officer WO1 and Chief Warrant Officers CW2, CW3 and CW4, U.S. Army
  • DIN VDE 0414-6:1995 Instrument transformers - Three-phase voltage transformers for voltage levels having U<(Index)m> up to 52 kV; German version HD 587 S1:1993
  • MIL MIL-DTL-14639/42A-1998 INSIGNIA, RANK, WARRANT OFFICER WO1 AND CHIEF WARRANT OFFICERS CW2, CW3 AND CW4, ARMY (SUPERSEDING MIL-DTL-14639/42)
  • DANSK DS/EN 13717:2003 Surface active agents - Determination of primary, secondary and tertiary amino nitrogen - Potentiometric titration
  • DANSK DS/EN ISO 9702:1998 Plastics - Amine epoxide hardeners - Determination of primary, secondary and tertiary amine group nitrogen content
  • NS-EN 13717:2002 Surface active agents — Determination of primary, secondary and tertiary amino nitrogen — Potentiometric titration
  • AWWA WQTC71644 Permeate Quality Comparison of MBR and Tertiary Membrane Filtration
  • UNE 21587:1996 INSTRUMENT TRANSFORMERS. THREE-PHASE VOLTAGE TRANSFORMERS FOR VOLTAGE LEVELS HAVING Um UP TO 52 KV.
  • BS 5386-2:1981 Specification for gas burning appliances-Mini water heaters (2nd and 3rd family gases)
  • AWWA WQTC50348 Ultra Low Range Instrument Increases Turbidimetric Sensitivity by Two Orders of Magnitude
  • AWWA ACE70806 Making the Advanced Meter Infrastructure (AMI) Business Case
  • AWWA MTC69775 A Comparison of MBR and Tertiary Membrane Filtration as Pretreatment for RO within Water Reclamation
  • AWWA ACE70807 Making the Advanced Meter Infrastructure (AMI) Business Case
  • MIL MIL-DTL-32594-2018 SODIUM PHOSPHATE, TRIBASIC; ANHYDROUS, DODECAHYDRATE, AND MONOHYDRATE, TECHNICAL
  • AWWA ACE69027 Two Water Reuse Projects Contrast UV Disinfection and Advanced Oxidation

Indonesia Standards

US-FCR

AWS - American Welding Society

  • QC11-1996 Specification for Qualification and Certification for Level II - Advanced Welders
  • EG3.0-1996 Guide for the Training and Qualification of Welding Personnel Level II - Advanced Welder

Defense Logistics Agency

American Welding Society (AWS)

  • AWS EG3.0-1996 Guide for the Training and Qualification of Welding Personnel Level II - Advanced Welder

German Institute for Standardization

  • DIN EN 13717:2003 Surface active agents - Determination of primary, secondary and tertiary amino nitrogen - Potentiometric titration; German version EN 13717:2002
  • DIN EN ISO 18753:2006 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of absolute density of ceramic powders by pyknometer (ISO 18753:2004); English version of DIN EN ISO 18753:2006
  • DIN 75001:1981 Classes of Application for Measuring Devices in Motor Vehicles
  • DIN EN ISO 18753:2018 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of absolute density of ceramic powders by pycnometer (ISO 18753:2017)
  • DIN EN ISO 18757:2006 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of specific surface area of ceramic powders by gas adsorption using the BET method (ISO 18757:2003); English version of DIN EN ISO 18757:2006

European Committee for Standardization (CEN)

  • EN 13717:2002 Surface active agents - Determination of primary, secondary and tertiary amino nitrogen - Potentiometric titration
  • EN ISO 18753:2017 Fine ceramics (advanced ceramics@ advanced technical ceramics) - Determination of absolute density of ceramic powders by pycnometer
  • EN ISO 19628:2021 Fine ceramics (advanced ceramics, advanced technical ceramics) - Thermophysical properties of ceramic composites - Determination of specific heat capacity (ISO 19628:2017)
  • EN ISO 8559-2:2020 Size designation of clothes - Part 2: Primary and secondary dimension indicators (ISO 8559-2:2017)

RU-GOST R

  • GOST R 52314-2005 Standard thermoelectric platinumrhodium/platinum and platinumrhodium/platinumrhodium converters of the first, second and third grades. General technical requirements

Instrument Society of America (ISA)

TIA - Telecommunications Industry Association

  • TIA-102.CAEB-2009 Project 25 Conformance Profile Level Two – Advanced Conventional Operation

(U.S.) Telecommunications Industries Association

API - American Petroleum Institute

  • API RP 557-2013 Guide to Advanced Control Systems (SECOND EDITION)
  • API 4202-1973 PROGRAM FOR UPGRADING THE NO2 INSTRUMENTATION EMPLOYED IN THE 1972 CHATTANOOGA NO2 EXPOSURE STUDY

ISA - International Society of Automation

Society of Automotive Engineers (SAE)

Standard Association of Australia (SAA)

American Society for Testing and Materials (ASTM)

  • ASTM D2074-07(2019) Standard Test Methods for Total, Primary, Secondary, and Tertiary Amine Values of Fatty Amines by Alternative Indicator Method

Danish Standards Foundation

  • DS/EN ISO 18753:2006 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of absolute density of ceramic powders by pyknometer
  • DS/EN ISO 18757:2006 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of specific surface area of ceramic powders by gas adsorption using the BET method

GSO

Association Francaise de Normalisation

  • NF B42-007:2006 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of absolute density of ceramic powders by pyknometer.
  • NF B42-007*NF EN ISO 18753:2017 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of absolute density of ceramic powders by pycnometer
  • NF B43-365*NF EN ISO 19628:2021 Fine ceramics (advanced ceramics, advanced technical ceramics) - Thermophysical properties of ceramic composites - Determination of specific heat capacity
  • NF A92-810*NF EN ISO 18452:2016 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of thickness of ceramic films by contact-probe profilometer

International Organization for Standardization (ISO)

  • ISO 18753:2004 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of absolute density of ceramic powders by pyknometer
  • ISO 19628:2017 Fine ceramics (advanced ceramics, advanced technical ceramics) - Thermophysical properties of ceramic composites - Determination of specific heat capacity
  • ISO 8559-2:2017 Size designation of clothes - Part 2: Primary and secondary dimension indicators
  • ISO 18757:2003 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of specific surface area of ceramic powders by gas adsorption using the BET method

CZ-CSN

  • CSN IEC 225:1994 Octave, half-octave and third-octave band filters intended for the analysis of sounds and vibrations

British Standards Institution (BSI)

  • BS EN ISO 18753:2006 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of absolute density of ceramic powders by pyknometer
  • BS ISO 19628:2017 Fine ceramics (advanced ceramics, advanced technical ceramics). Thermophysical properties of ceramic composites. Determination of specific heat capacity
  • BS EN ISO 18757:2006 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of specific surface area of ceramic powders by gas adsorption using the BET method

(U.S.) Ford Automotive Standards

American National Standards Institute (ANSI)

  • ANSI/UL 497A-2004 Standard for Safety for Secondary Protectors for Communications Circuits (Proposal dated June 27, 2008)
  • ANSI/SCTE TP206-2000 Composite Distortion Measurement (Composite Triple Beat & Composite Second Order)

Korean Agency for Technology and Standards (KATS)

CEPT - Conference Europeenne des Administrations des Postes et des Telecommunications

  • CEPT T/TR 04-03 E-1985 Digital Radio-Relay Systems with Input Bit Rates Higher Than the Second Hierarchical Level in the 17.1 to 19.7 GHz Band

International Electrotechnical Commission (IEC)

  • IEC 61226:2009 Nuclear power plants - Instrumentation and control important to safety - Classification of instrumentation and control functions

International Telecommunication Union (ITU)

  • ITU-T G.751 SPANISH-1993 DIGITAL MULTIPLEX EQUIPMENTS OPERATING AT THE THIRD ORDER BIT RATE OF 34 368 kbit/s AND THE FOURTH ORDER BIT RATE OF 139 264 kbit/s AND USING POSITIVE JUSTIFICATION
  • ITU-T Q.822-1994 Stage 1 Stage 2 and Stage 3 Description for the Q3 Interface - Performance Management - Specifications of Signalling System No. 7 (Study Group 11) 54 pp

(U.S.) Joint Electron Device Engineering Council Soild State Technology Association

Lithuanian Standards Office

  • LST EN ISO 18753:2005 Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of absolute density of ceramic powders by pyknometer (ISO 18753:2004)

IT-UNI

  • UNI EN ISO 19628:2021 Fine ceramics (advanced ceramics, advanced technical ceramics) - Thermophysical properties of ceramic composites - Determination of specific heat capacity

VN-TCVN

  • TCVN 5755-1993 Measuring instruments.Class of accuracy.General requirements
  • TCVN 6164-1996 Principles for the establishment of hierarchy schemes for measuring instruments

SAE - SAE International

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc.

  • ASHRAE AT-96-20-2-1996 Simulation of Hybrid Heat Pumps with Two- and Three-Stage Solution Circuits for High-Lift Applications

IEEE - The Institute of Electrical and Electronics Engineers@ Inc.

U.S. Military Regulations and Norms

Institute of Electrical and Electronics Engineers (IEEE)

SE-SIS

  • SIS SS IEC 225:1985 Acoustics - Octave, half-octave and third-octave band filters intended for the analysis of sounds and vibrations