What is the symbol for the test
What is the symbol for the test, Total:204 items.
The international standard classification for "What is the symbol for the test" includes: Welded joints , Welding, brazing and soldering in general , Graphical symbols in general , Public information symbols , Technical drawings in general , Character sets and information coding .
The Chinese standard classification for "What is the symbol for the test" includes: Basic standards and general methods , Welding and cutting , Terms and Symbols , Basic standards and general methods for photosensitive material , Codification .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 16903.2-2008 Rules for the presentation of graphical symbols for use on graphical signs - Part 2: Test methods
- GB/T 16900-1997 Rules for the presentation of graphical symbols—General principles
- GB/T 14693-2008 Non-destructive testing - Symbolic representation on drawings
- GB/T 16903.3-2013 Rules for the Presentation of Graphical Symbols for Use on Graphical Signs Part 3: Method for Testing Perceptibility
- GB/T 24742-2009 Technical product documentation—Graphical symbols for process chart
- GB/T 324-1988 Welds-symbolic representation on drawings
- GB/T 12823.1-2008 Photography - Density measurement - Part 1: Terms symbols and notations
- GB/T 16903.1-1997 Rules for the presentation of graphical symbols―Graphical symbols for use on graphical signs―Part 1: Creation of graphical signs
- GB/T 16901.1-1997 Rules for the presentation of graphical symbols--Graphical symbols for use in technical documentation of product--Part1:Basic rules
- GB/T 16903.1-2008 Rules for the presentation of graphical symbols for use on signs - Part 1: Design principles for public information graphical symbols
- GB/T 16903.2-2013 Rules for the presentation of graphical symbols for use on graphical signs—Part 2:Methods for testing comprehensibility
- GB/T 324-2008 Weld Symbolic Representation on Drawings
- GB/T 19251-2003 Guideline of Numbering and symbol marking of trade items
- GB/T 16902.3-2013 Rules for the presentation of graphical symbols for use on equipment—Part 3:Guidelines for the application of graphical symbols
- GB/T 16900-2008 Rules for the presentation of graphical symbols - General principles
- GB/T 16903.2-2023 Rules for the presentation of graphical symbols for use on signs—Part 2: General symbol elements for public information graphical symbols
- GB/T 16902.1-2004 Rules for the presentation of graphical symbols - Graphical symbols for use on equipment - Part 1 : Symbol originals
- GB/T 16902.4-2010 Rules for the presentation of graphical symbols for use on equipment—Part 4: Guidelines for the adaptation of graphical symbols for use on screens and displays(icons)
- GB/T 16902.1-1997 Rules for the presentation of graphical symbols--Graphical symbols for use on equipment--Part 1: Greation of graphical symbols
Professional Standard - Agriculture
- GB 7093.4-1986 Rules for the presentation of graphical symbols--Symbols for use on signs
- GB 7093.1-1986 Rules for the presentation of graphical symbols--General principles
Group Standards of the People's Republic of China
- T/CABC 10-2024 Representation of numbering and barcode for inspection and testing report
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 16903-2021 Rules for the presentation of graphical symbols for use on signs -- Design principles and requirements for public information graphical symbols
- GB/T 16900.4-2020 Rules for the presentation of graphical symbols—Part 4: Methods for testing symbol referent association
- GB/T 16900.2-2020 Rules for the presentation of graphical symbols—Part 2: Methods for testing comprehensibility
Taiwan Provincial Standard of the People's Republic of China
- CNS 3-6-2005 Engineering drawing (Symbolic representation of welded joints)
- CNS 12490-1989 General Principles for the Formulation of Graphical Symbols for Use on Equipment
- CNS 3.6-2005 Engineering drawing (Symbolic representation of welded joints)
Professional Standard - Machinery
- JB/T 2435-2013 Casting process symbols and representation methods
- JB/T 2435-1978 Technical Symbols for Forging and Denotation Method
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会
- GB/T 16902.4-2017 Rules for the presentation of graphical symbols for use on equipment. Part 4: Guidelines for the adaption of graphical symbols for use as icons
- GB/T 16902.1-2017 Rules for the presentation of graphical symbols for use on equipment. Part 1: Design principles for symbol originals
Jiangsu Provincial Standard of the People's Republic of China
- DB3201/T 1043-2021 Coding rules and symbols for industrial piping
German Institute for Standardization
- DIN 31300:1989 Graphical symbols for clocks
- DIN 32642:1992 Symbolical description of chemical reactions
- DIN 2429-2:1988 Symbolic representation of pipework components on engineering drawings; functional representation
- DIN EN 14665:2005 Thermal spraying - Thermal sprayed coatings - Symbolic representation on drawings; German version EN 14665:2004
- DIN EN ISO 12671:2014 Thermal spraying - Thermally sprayed coatings - Symbolic representation on drawings (ISO 12671:2012); German version EN ISO 12671:2014
ITU-T - International Telecommunication Union/ITU Telcommunication Sector
- ITU-T Z.141 SPANISH-2006 Testing and Test Control Notation version 3 (TTCN-3): Tabular presentation format (TFT)
- ITU-T Z.142 SPANISH-2003 Testing and Test Control Notation version 3 (TTCN-3): Graphical presentation format (GFT)
- ITU-T Z.142 FRENCH-2003 Testing and Test Control Notation version 3 (TTCN-3): Graphical presentation format (GFT)
- ITU-T Z.141-2003 Testing and Test Control Notation version 3 (TTCN-3): Tabular presentation format SERIES Z: LANGUAGES AND GENERAL SOFTWARE ASPECTS FOR TELECOMMUNICATION SYSTEMS Formal description techniques (FDT) – Testing and Test Control Notation (TTCN) (Study Group 17
- ITU-T Z.141 SPANISH-2001 Notación combinada arborescente y tabular versión 3: Formato de presentación tabular
Korean Agency for Technology and Standards (KATS)
- KS F ISO 3898:2002 Bases for design of structures-Notations-General symbols
- KS B 0052-2022 Symbolic representation of welds
- KS C IEC 62744:2022 Representation of states of objects by graphical symbols
- KS D 0022-1992 Graphical Symbol for Electroplated Coating
- KS D 0022-2013 Graphical symbols for electroplated coating
- KS B ISO 3511-3-2019 Process measurement control functions and instrumentation — Symbolic representation — Part 3: Detailed symbols for instrument interconnection diagrams
- KS B 7010-2002 Classification and identification signs of home use sewing machine heads
- KS B ISO 3511-3-2014(2019) Process measurement control functions and instrumentation — Symbolic representation — Part 3: Detailed symbols for instrument interconnection diagrams
- KS B ISO 3511-3:2014 Process measurement control functions and instrumentation — Symbolic representation — Part 3: Detailed symbols for instrument interconnection diagrams
- KS B ISO 3511-3:2003 Process measurement control functions and instrumentations-Symbolic representation-Part 3:Detailed symbols for instrument interconnection diagrams
- KS A 3016-2008 Instrumentation symbols
- KS B 7007-1976 Identification signs and terms on classification of sewing machine heads for industrial use
- KS B ISO 3511-4:2003 Industrial process measurement control functions and instrumentation-Symbolic representation-Part 4:Basic symbols for process computer, interface, and shared display/control function
- KS B ISO 3511-4:2014 Industrial process measurement control functions and instrumentation — Symbolic representation — Part 4: Basic symbols for process computer, interface, and shared display/control functions
- KS X IEC 60617-2-2001(2011) Graphical symbols for diagrams-Part 2:Symbol elements,qualifying sybols and other symbols having general application
- KS B ISO 3511-4-2014(2019) Industrial process measurement control functions and instrumentation — Symbolic representation — Part 4: Basic symbols for process computer, interface, and shared display/control functions
RO-ASRO
- STAS 9113-1990 Symbols and indexes for refrigeration. Symbolization
- STAS 11200/137-1979 Graphical symbols GRAPHICAL SYMBOL FOR NORTH-UP PRESENTATION
- STAS 11200/231-1988 Graphical symbols GRAPHICAL SYMBOL FOR INDICATING OPERATION WITHOUT SPINNING
- STAS 11329/1-1980 NUMERICAL SYMBOLIZATION OF METALLIC MATERIALS General requirements
- STAS SR ISO 3158:1994 Timekeeping instmments — Symbolization of control positions
- STAS SR EN 22553-1995 Welded, brazed and soldered jolnts. Symbolic reprezentation on drawlngs
AT-ON
- ONORM A 2254-1986 Special signs 1or surveying-maps; representation of waters
- ONORM A 2253-1982 Special signs for surveying-maps; Representation of terrain
- ONORM A 2256-1991 Special signs for surveying-maps - Representation of pavements
- ONORM A 2252-1982 Special signs for surveying-maps; Representation of buildings
- ONORM A 2255-1989 Special signs for surveying-maps; representation of railway facilities
Japanese Industrial Standards Committee (JISC)
- JIS Z 3021:1987 Symbolic representation of welds
- JIS Z 3021:2000 Symbolic representation of welds
- JIS B 0121:2012 International gear notation -- Symbols for geometrical data
- JIS B 0121:1999 International gear notation -- Symbols for geometrical data
- JIS X 0124:1993 Representation of unit symbols for information interchange
- JIS X 0530:2003 Data carrier identifiers (including Symbology Identifiers)
- JIS Z 3021:2010 Welding and allied processes -- Symbolic representation
- JIS Z 3021:2016 Welding and allied processes -- Symbolic representation
- JIS C 7712:1965 Method for the designation of miniature lamps
- JIS B 9010:2000 Classification and identification signs of household lock stitch sewing machine heads
- JIS X 0507:2004 Bar code symbology -- EAN/UPC -- Basic specification
- JIS C 0617-2:1997 Graphical symbols for diagrams -- Part 2: Symbol elements, qualifying symbols and other symbols having general application
- JIS B 9010:1994 Classification and identification signs of household lock stitch sewing machine heads
- JIS Z 8617-2:2008 Graphical symbols for diagrams -- Part 2: Symbols having general application
- JIS S 0102:2000 Testing procedure for graphical warning symbols for consumers
Association Francaise de Normalisation
- NF EN 62744:2015 Représentation d'états d'objets par des symboles graphiques
- NF E23-005*NF ISO 701:1998 International gear notation. Symbols for geometrical data.
- NF C03-254*NF EN 62744:2015 Representation of states of objects by graphic symbols
- NF S81-505:1996 Horology. Timekeeping instruments. Symbolization of control positions.
- NF X05-001:1975 General principles for the presentation of graphic symbols.
- NF G08-004:1994 Textiles. Care labelling code using symbols.
- XP P94-010:1996 Soils : investigation and testing. Geotechnical glossary. Definitions. Notations. Symbols.
- NF Z47-103:1980 Monolingual and multilingual terminology. Relational notation
- NF L07-150:1963 Aircraft technical drawings. Symbolic representation of riveting.
- NF E04-201:1994 Industrial processes. Symbolic representation. Vacuum technology.
- NF E04-203-4:1991 Control, measurement and automation for industrial processes. Symbolic representation. Part 4 : additional detailed symbols for instrument interconnection diagrams.
- NF A91-210:2014 Thermal spraying - Thermally sprayed coatings - Symbolic representation on drawings
- NF A91-230:2005 Thermal spraying - Thermal sprayed coatings - Symbolic representation on drawings.
- NF C44-102:1993 Symbols for alternating-current electricity meters.
SCC
- CEI EN 62744:2015 Representation of states of objects by graphical symbols
- DANSK DS/EN 62744:2015 Representation of states of objects by graphical symbols
- DANSK DS/ISO 3511-3:1988 Process measurement control functions and instrumentation - Symbolic representation - Part 3: Detailed symbols for instruments interconnection diagrams
- DIN EN 62744:2015 Representation of states of objects by graphical symbols (IEC 62744:2014); German version EN 62744:2015
- NS 1421:1987 Technical drawings — Welds — Symbolic representation on drawings
- AS 2916:1986 Symbols for graphical representation of coal seams and associated strata
- DANSK DS/EN 60617-2:1998 Graphical symbols for diagrams - Part 2: Symbol elements, qualifying symbols and other symbols having general application
- DANSK DS/ISO 3511-4:1988 Industrial process measurement control functions and instrumentation - Symbolic representation - Part 4: Basic symbols for process computer, interface and shared display/control functions
- NS 1438:1979 Process measurement control functions and instrumentation - Symbolic representation - Part I: Basic requirements
British Standards Institution (BSI)
- BS EN 62744:2015 Representation of states of objects by graphical symbols
- BS ISO 701:1999 International gear notation. Symbols for geometrical dat
- BS ISO 701:1998 International gear notation - Symbols for geometrical data
- BS 1646-1:1979(1998) Symbolic representation for process measurement control functions and instrumentation — Part 1 : Basic requirements — [ ISO title : Process measurement control functions and instrumentation — Symbolic representation ]
- BS 1646-3:1984(2011) Symbolic representation for process measurement control functions and instrumentation — Part 3 : Specification for detailed symbols for instrument interconnection diagrams
- DD ENV 12925-1998 Bar coding. Symbology specifications. 'PDF417'
- DD CEN/TR 13233:2007 Advanced technical ceramics - Notations and symbols
- BS ISO 14617-2:2004 Graphical symbols for diagrams - Symbols having general application
- BS ISO 12671:2012 Thermal spraying. Thermally sprayed coatings. Symbolic representation on drawings
- BS EN ISO 12671:2014 Thermal spraying. Thermally sprayed coatings. Symbolic representation on drawings
- BS 1646-3:1984 Symbolic representation for process measurement control functions and instrumentation - Specification for detailed symbols for instrument interconnection diagrams
- BS EN ISO 12671:2021 Thermal spraying. Thermally sprayed coatings. Symbolic representation on drawings
- BS 1646-4:1984(2012) Symbolic representation for process measurement control functions and instrumentation — Part 4 : Specification for basic symbols for process computer, interface and shared display / control functions
- BS ISO/IEC 16023:2000 Information technology - International symbology specification - Maxicode
BE-NBN
- NBN 603-1963 machine tool. Symbolic representation of machine tool display values
- NBN 603-1966 machine tool. Symbolic representation of machine tool display values
- NBN 588-1965 Symbol representation of rivets and bolts
- NBN F 01-001-1975 Welding symbols on drawings
KR-KS
- KS C IEC 62744-2022 Representation of states of objects by graphical symbols
- KS C IEC 60617-2021 Graphical symbols for diagrams
AENOR
- UNE 40017:1982 FABRIC. NOTATIONS USED IN THEIR STRUCTURE REPRESENTATION
- UNE 1096-3:1991 PROCESS MEASUREMENT CONTROL FUNCTIONS AND INSTRUMENTATION. SYMBOLIC REPRESENTATION. PART 3: DETAILED SYMBOLS FOR INSTRUMENTS INTERCONNECTION DIAGRAMS.
- UNE 5019:1953 NOTATION IN MATERIALS RESISTANCE. NOTATION IN FORMULES, REPRESENTATION OF SECTIONS AND NOTATION OF PROFILES.
- UNE 1096-1:1983 PROCESS MEASUREMENT CONTROL FUNCTIONS AND INSTRUMENTATION. SYMBOLIC REPRESENTATION. PART 1: BASIC REQUIREMENTS.
ES-UNE
- UNE-EN 62744:2015 Representation of states of objects by graphical symbols (Endorsed by AENOR in February of 2015.)
European Committee for Electrotechnical Standardization(CENELEC)
- EN 62744:2015 Representation of states of objects by graphical symbols
International Organization for Standardization (ISO)
- ISO 701:1976 International gear notation; Symbols for geometrical data
- ISO 701:1998 International gear notation - Symbols for geometrical data
- ISO 2553:1984 Welds — Symbolic representation on drawings
- ISO 3461:1976 Graphic symbols — General principles for presentation
- ISO 2553:1974 Welds — Symbolic representation on drawings
- ISO 3511-3:1984 Process measurement control functions and instrumentation; Symbolic representation; Part 3 : Detailed symbols for instrument interconnection diagrams
- ISO 12671:2021 Thermal spraying — Thermally sprayed coatings — Symbolic representation on drawings
- ISO 3511-4:1985 Industrial process measurement control functions and instrumentation; Symbolic representation; Part 4 : Basic symbols for process computer, interface, and shared display/control functions
- ISO 2092:1981 Light metals and their alloys; Code of designation based on chemical symbols
- ISO 14617-2:2002 Graphical symbols for diagrams - Part 2: Symbols having general application
- ISO 12671:2012 Thermal spraying - Thermally sprayed coatings - Symbolic representation on drawings
RU-GOST R
- GOST 29200-1991 Road vehicles. Graphical symbols designating brake fluid types
- GOST ISO 3758-2010 Textiles. Care labelling code using symbols
- GOST 13867-1968 Chemical products. Designation for degree of purity
- GOST 21.204-1993 System of building design documents. Graphical symbols and signs of elements of general layouts and transport
- GOST 2.313-1982 Unified system for design documentation. Symbolic designations and representations of dead joints
Danish Standards Foundation
- DS 2300.0:1984 Graphic symbols. General pinciples for presentation
- DS/ISO 2553:1986 Technical drawings. Welds. Symbolic representation on drawings
- DS/ISO 3511-3:1988 Process measurement control functions and instrumentation. Symbolic representation. Part 3: Detailed symbols for instrument interconnection diagrams
- DS/EN ISO 945:1994 Cast iron-Designation of microstructure of graphite
- DS/ISO 3511-4:1988 Industrial process measurement control functions and instrumentation. Symbolic representation. Part 4: Basic symbols for process computer, interface, and shared display/controlfunctions
- DS/ISO 3511/1:1982 Process measurement control functions and instrumentation — Symbolic representation — Part I: Basic requirements
CZ-CSN
- CSN ISO 3511-2:1994 Process measurement control functions and instrumentation-Symbolic representation-Part 2:Extension of basic symbols
- CSN 28 4002-1976 Indication symbols for diagrams of brake and pneumatic eqmpments
- CSN 01 3155-1983 Symbolic representation of welded joints on drawings
- CSN ISO 3511-4:1994 Industrial process measurement control functions and instrumentation-Symbolic representation-Part 4:Basic symbols for process computer,interface,and shared display/control functions
- CSN IEC 617-8:1993 Graphical symbols for diagrams. Part 8: Measuring instruments. lamps and signalling devices
Standard Association of Australia (SAA)
- AS 2833:1985/Amdt 1:1986 metrology symbol for measurement uncertainty
SE-SIS
- SIS SS 2772-1985 Welds - Symbolic representation on drawings
- SIS SS-ISO 3898:1983 Basis for design of structures - Notations - General symbols
- SIS SS-ISO 3898:1992 Basis for design of structures — Notations — General symbols
- SIS SMS 1920-1974 Tolerances of form and of position. Generalities. Definitions. Symbols. Drawing indications
YU-JUS
- JUS C.T3.011-1980 Welds - Symbolic representation on drawings
- JUS A.A0.060-1980 General principles for the formulation ofgrafical symbols
- JUS C.C0.005-1980 Aluminijum and aluminium alloys. Registerof ordinal numbers and numerical simbols for chemical composition
European Committee for Standardization (CEN)
- EN ISO 2553:2013 Welding and allied processes - Symbolic representation on drawings - Welded joints [Superseded: CEN EN 22553]
- EN ISO 2553:2019 Welding and allied processes - Symbolic representation on drawings - Welded joints (ISO 2553:2019, Corrected version 2021-09)
- EN ISO 12671:2014 Thermal spraying - Thermally sprayed coatings - Symbolic representation on drawings (ISO 12671:2012)
- EN ISO 12671:2021 Thermal spraying - Thermally sprayed coatings - Symbolic representation on drawings (ISO 12671:2021)
NL-NEN
- NEN 2756-1988 Technical drawings - Symbolic representation of weids
International Electrotechnical Commission (IEC)
- IEC 62744:2014 Representation of states of objects by graphical symbols
- IEC 60617 DB SNAPSHOT:2011 Graphical symbols for diagrams
GOSTR
- GOST 21.204-2020 System of design documents for construction. Graphical symbols and signs of elements of general layouts and transport constructions
GSO
- GSO ISO 3511-4:2002 INDUSTRIAL PROCESS MEASUREMENT CONTROL FUNCTIONS AND INSTRUMENATION — SYMBOLIC REPRESENTATION — PART 4: BASIC SYMBOLS FOR PROCESS COMPUTER, INTERFACE, AND SHARED DISPLAY/ CONTROL FUNCTIONS
- OS GSO ISO 3511-4:2002 INDUSTRIAL PROCESS MEASUREMENT CONTROL FUNCTIONS AND INSTRUMENATION — SYMBOLIC REPRESENTATION — PART 4: BASIC SYMBOLS FOR PROCESS COMPUTER, INTERFACE, AND SHARED DISPLAY/ CONTROL FUNCTIONS
- OS GSO ISO 3511-1:2002 PROCESS MEASUREMENT CONTROL FUNCTIONS AND INSTRUMENTATION–SYMBOLIC REPRESENTATION — PART 1: BASIC REQUIREMENTS
American Society of Mechanical Engineers (ASME)
- ASME Y14.40.2-2002 Graphical Symbols for Diagrams, Part 2: Symbols Having General Application
American Society for Testing and Materials (ASTM)
- ASTM D2749-02(2008) Standard Symbols for Dimensions of Plastic Pipe Fittings
- ASTM D7447-08(2014) Standard Practice for Symbolizing Adhesive Applications
American National Standards Institute (ANSI)
- ANSI/ASTM D2749:2013 Symbols for Dimensions of Plastic Pipe Fittings
- ANSI B5.46-1972 Machine Tool Indicator Plates, Symbols for
VN-TCVN
- TCVN 3659-1981 Technological documentation.Bases and clamps.Symbolic representations
- TCVN 3746-1983 Symbolic designations and representations of weld and welded joints
SG-SPRING SG
- SS 200-1985 SPECIFICATION FOR Welds-Symbolic Representation On Drawings
ETSI - European Telecommunications Standards Institute
- ES 201 873-2-2006 Methods for Testing and Specification (MTS); The Testing and Test Control Notation version 3; Part 2: TTCN-3 Tabular presentation Format (TFT) (V3.2.1)
- ES 201 873-2-2007 Methods for Testing and Specification (MTS); The Testing and Test Control Notation version 3; Part 2: TTCN-3 Tabular presentation Format (TFT) (V3.2.1)
- ES 201 873-2-2002 Methods for Testing and Specification (MTS); The Testing and Test Control Notation Version 3; Part 2: TTCN-3 Tabular Presentation Format (TFT) (V2.2.0)
- ES 201 873-2-2003 Methods for Testing and Specification (MTS); The Testing and Test Control Notation Version 3; Part 2: TTCN-3 Tabular Presentation Format (TFT) (V2.2.1)
- ES 201 873-2-2005 Methods for Testing and Specification (MTS); The Testing and Test Control Notation version 3; Part 2: TTCN-3 Tabular presentation Format (TFT) (V3.1.1)
TR-TSE
- TS 3388-1979 GRAPHICAL SYMBOLS FOR USE ON GEOLOGICAL MAPS AND CROSS SECTIONS- REPRESENTATION OF SEDIMENTARY ROCKS
- TS 3389-1979 GRAPHICAL SYMBOLS FOR USE ON GEOLOGICAL MAPS AND CROSS SECTIONS- REPRESENTATION OF MAGMATIC ROCKS
- TS 3004-1978 Technical Drawings - Welds Symbolic Representation On Drawings
Institute of Electrical and Electronics Engineers (IEEE)
- IEEE 260.4-1996 American National Standard Letter Symbols and Abbreviations for Quantities Used in Acoustics [Replaced: ASME Y10.11]
International Telecommunication Union (ITU)
- ITU-T Z.142-2006 Testing and Test Control Notation version 3 (TTCN-3): Graphical presentation format (GFT) Study Group 17
European Telecommunications Standards Institute (ETSI)
- ETSI ES 201 873-2-2002 Methods for Testing and Specification (MTS); The Testing and Test Control Notation Version 3; Part 2: TTCN-3 Tabular Presentation Format (TFT) V2.2.0
- ETSI ES 201 873-2-2007 Methods for Testing and Specification (MTS); The Testing and Test Control Notation version 3; Part 2: TTCN-3 Tabular presentation Format (TFT) (V3.2.1)
- ETSI ES 201 873-2-2005 Methods for Testing and Specification (MTS); The Testing and Test Control Notation version 3; Part 2: TTCN-3 Tabular presentation Format (TFT) V3.1.1
- ETSI ES 201 873-2-2003 Methods for Testing and Specification (MTS); The Testing and Test Control Notation Version 3; Part 2: TTCN-3 Tabular Presentation Format (TFT) V2.2.1
ES-AENOR
- UNE 1-141-1990 Illustration symbols. Use of arrows
IN-BIS
- IS 12754 Pt.1-1989 Process Measurement Controls, Functions and Instrumentation - Symbolic Representation Part 1 Basic Requirements