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Database: 365,228(8 Aug 2026)

SI unit symbol

SI unit symbol, Total:140 items.

The international standard classification for "SI unit symbol" includes: Character sets and information coding .

The Chinese standard classification for "SI unit symbol" includes: Codification .


Taiwan Provincial Standard of the People's Republic of China

  • CNS 12864-2007 Information and documentation - International standard book number (ISBN)
  • CNS 13160-1993 Information Processing - Representation of SI and Other Units in Systems with Limited Character Sets
  • CNS 13948-1997 Information and documentation-international standard music number (ISMN)
  • CNS 13153-1993 International Standard Serial Number ( ISSN )
  • CNS 12864-1991 Documentation - International Standard Book Numbering (ISBN)
  • CNS 10987-1984 The International System of Units (SI)
  • CNS 10987-2007 International system of units

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

Professional Standard - Agriculture

BE-NBN

  • NBN 351F-1968 International character symbol used in electronic technology, International System of Units
  • NBN X 02-001-1986 SI-units and recommendations for the use of their mul-tiples and of certain other units

American National Standards Institute (ANSI)

  • ANSI/IEEE 260.1:2004 Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
  • ANSI/IEEE Std260.1:1993 American National Standard Letter Symbols for Units of Measurement ( SI Units, Customary Inch-Pound Units, and Certain Other Units)
  • ANSI/IEEE/ASTM SI10:2011 Standard for Use of the International System of Units (SI): The Modern Metric System
  • ANSI/IEEE 270:2006 Standard Definitions for Selected Quantities, Units, and Related Terms, with Special Attention to the International System of Units (SI)

Institute of Electrical and Electronics Engineers (IEEE)

  • IEEE 260.1-2004 Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
  • IEEE 260.1-1993 Letter symbols for units of measurement (SI units, customary inch-pound units, and certain other units)
  • ANSI/IEEE Std 260.1-1993 American National Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
  • IEEE Std 260.1-2024 IEEE Standard for Letter Symbols for Measurement Units (SI and Other Common Units)
  • IEEE/ASTM SI 10-2002 Use of the International System of Units (SI): The Modern Metric System
  • IEEE 260-1978 IEEE Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
  • IEEE P260.1/D20, May 2023 IEEE Draft Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
  • IEEE P260.1/D21, November 2023 IEEE Draft Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
  • P260.1/D19, February 2023 IEEE Draft Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
  • IEEE P260.1/D19, February 2023 IEEE Draft Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
  • IEEE Std 260.1-2004(R2010) IEEE Standard Letter Symbols for Units of Measurement (SI Customary Inch-Pound Units, and Certain Other Units)
  • IEEE Std 260.1-2004 IEEE Standard Letter Symbols for Units of Measurement (SI Customary Inch-Pound Units, and Certain Other Units)
  • IEEE PSI 10/D2, October 2010 IEEE Draft Standard for Use of the International System of Units (SI): The Modern Metric System
  • IEEE P260.1/D18, August 2022 IEEE Draft Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)
  • IEEE PSI-10/D1, May 2010 IEEE Draft Standard for Use of the International System of Units (SI): The Modern Metric System
  • IEEE P260.1 IEEE Draft Standard Letter Symbols for Units of Measurement (SI Units, Customary Inch-Pound Units, and Certain Other Units)

NL-NEN

  • NEN 1226-1981 Quantities, SI units and their symbols Atomic and molecular phenomena
  • NEN 1211-1971 Quantities, SI units and their symbols Atomic and molecular phenomena

Cooling Technology Institute

CZ-CSN

International Organization for Standardization (ISO)

  • ISO Guide 11:1978 Procedure for establishing international Standards on graphic symbols

SE-SIS

Standard Association of Australia (SAA)

  • AS Z46:1967 The international system (SI) units
  • AS 1000:1970 The International System (SI) units and their application
  • AS 1519:1982 International standard book numbering (ISBN)

Association Francaise de Normalisation

RO-ASRO

  • STAS 737/1-1991 International system of units (si). Base and supplementary units
  • STAS SR ISO 2108:1994 Information and documentation. International standard book numbering (ISBN)
  • STAS 737/8-1984 International Svstem of Units (SI) UNITS OF MECHANICS
  • STAS 737/10-1987 International System of Units (SI) UNITS CHARACTERISTIC OF HEAT QUANTITIES
  • STAS 737/12-1987 International System of Units (SI) UNITS CHARACTERISTIC OF ACOUSTICS
  • STAS 10792-1989 INTERNATIO NAL STANDARD SERIAL NUMBKRING (ISSN)
  • STAS 10301-1975 Documentation INTERNATIONAL STANDARD BOOK NUMBERIG (ISBN)
  • STAS 737/14-1983 International system of units (SI) UNITS CHARACTERISTICS QUANTITIES OF ATOMIC AND NUCLEAR PHYSICS

GSO

  • OS GSO 2:1990 The international system of units,Part 2: decimal and sub-multiples of the SI units of rules for their use and writing theird symbols.
  • GSO 2:1990 The international system of units,Part 2: decimal and sub-multiples of the SI units of rules for their use and writing theird symbols.
  • BH GSO ISO 701:2016 International gear notation -- Symbols for geometrical data
  • OS GSO ISO 701:2015 International gear notation -- Symbols for geometrical data
  • GSO ISO 3297:1995 Documentation - International standard serial numbering (ISSN)

International Telecommunication Union (ITU)

American Society of Mechanical Engineers (ASME)

PT-IPQ

Indonesia Standards

AASHTO - American Association of State Highway and Transportation Officials

  • R 1-2004 Standard Recomended Practice for Use of the International System of Units

TR-TSE

  • TS 293-1965 THE INTERNATIONAL SYSTEM OF UNITS AND OUANTITIES
  • TS 2143-1975 NTERNATIONAL STANDARD BOOK NUMBERING (ISBN)

CU-NC

  • NC 90-00-23-1988 Standards System for Metrological Assurance. International System of Units. Information Processing., Representación of SI and other Units por Use in Systems with Limited Character Sets

KR-KS

Korean Agency for Technology and Standards (KATS)

SCC

VE-FONDONORMA

HU-MSZT

Japanese Industrial Standards Committee (JISC)

British Standards Institution (BSI)

  • BS ISO 701:1998(1999) International gear notation — Symbols for geometrical data
  • BS ISO 15706-2:2023 Information and documentation. International Standard Audiovisual Number (ISAN). Version identifier
  • BS ISO 15706-1:2023 Information and documentation. International Standard Audiovisual Number (ISAN). Audiovisual work identifier
  • BS ISO 701:1999 International gear notation. Symbols for geometrical dat

AT-ON

  • ONORM A 2651-1984 International Standard Book Number (ISBN)
  • ONORM A 6432-1986 International System of Units (SI); SI units, decimal multiples and sub-multiples of SI units, units outside the SI
  • ONORM A 2652-1978 International Standard serial numbering (ISSN)

Spanish Association for Standardization (UNE)

  • UNE 18033:1984 INTERNATIONAL GEAR NOTATION. SYMBOLS FOR GEOMETRICAL DATA.

VN-TCVN

  • TCVN 7677-2007 International gear notation.Symbols for geometrical data

German Institute for Standardization

American Society for Testing and Materials (ASTM)

  • ASTM R0017 SI Quick Reference Guide: International System of Units (SI) The Modernized Metric System

IT-UNI

SG-SPRING SG

  • SS ISO 1000:1992 SI Units And Recommendations For The Use Of Their Multiples And Of Certain Other Units

Danish Standards Foundation

  • DS/ISO 1000:1983 SI units and recommendations for the use of their multiples and of certain other units

CL-INN