Selected in the first batch

Selected in the first batch, Total:94 items.

The international standard classification for "Selected in the first batch" includes: .

The Chinese standard classification for "Selected in the first batch" includes: .

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Guangdong Provincial Standard of the People's Republic of China

• DB44/T 2436-2023 Chief Service Standards for Convenient Approval Services

German Institute for Standardization

• DIN 323-1:1974-08 Preferred Numbers and Series of Preferred Numbers; Basic Values, Calculated Values, Rounded Values
• DIN 323-1:1952 Preferred Numbers and Series of Preferred Numbers; Basic Values, Calculated Values, Rounded Values
• DIN 323-2:1974-11 Preferred numbers and series of preferred numbers - Introduction
• DIN EN ISO 266:1997-08 Acoustic - Preferred frequencies (ISO 266:1997); German version EN ISO 266:1997

Korean Agency for Technology and Standards (KATS)

• KS A ISO 497-2012(2022) Guide to the choice of series of preferred numbers and of series containing more rounded values of preferred numbers
• KS A ISO 497-2022 Guide to the choice of series of preferred numbers and of series containing more rounded values of preferred numbers
• KS M ISO 3-2006 Preferred numbers－Series of preferred numbers
• KS A ISO 3-2022 Preferred numbers－Series of preferred numbers
• KS A 0401-2003 PREFERRED NUMBERS
• KS A ISO 17-2022 Guide to the use of preferred numbers and series of preferred numbers
• KS A ISO 17-2012(2017) Guide to the use of preferred numbers and series of preferred numbers
• KS A ISO 497-2012(2017) Guide to the choice of series of preferred numbers and of series containing more rounded values of preferred numbers
• KS I ISO 266-2014(2019) Acoustics — Preferred frequencies
• KS I ISO 266-2014(2024) Acoustics — Preferred frequencies
• KS I ISO 266-2019 Acoustics — Preferred frequencies

Kingdom of Bahrain Testing and Metrology Directorate

• BH GSO ISO 497:2023 Guide to the choice of series of preferred numbers and of series containing more rounded values of preferred numbers
• BH GSO ISO 3:2024 Preferred numbers — Series of preferred numbers
• BH GSO ISO 17:2023 Guide to the use of preferred numbers and of series of preferred numbers
• BH GSO ISO 3205:2024 Preferred Test Temperatures

GCC Standardization Organization

• GSO ISO 497:2022 Guide to the choice of series of preferred numbers and of series containing more rounded values of preferred numbers
• GSO ISO 3:2024 Preferred numbers — Series of preferred numbers
• GSO ISO 17:2022 Guide to the use of preferred numbers and of series of preferred numbers
• GSO ISO 266:2008 Acoustics – Preferred Frequencies
• GSO ISO 3205:2007 Preferred Test Temperatures
• BH GSO ISO 266:2024 Acoustics – Preferred Frequencies

South African Bureau of Standard

• SANS 742:2008 Preferred numbers - Series of preferred numbers

North Korea Standardization Committee

• KPS 1855-2002 Preferred numbers-Series of preferred numbers

Institute of Electrical and Electronics Engineers (IEEE)

• IEEE P765/D1, December 2021 IEEE Approved Draft Standard for Preferred Power Supply (PPS) for Nuclear Power Generating Stations (NPGS)
• IEEE P1792/D2, January 2017 IEEE Approved Draft Recommended Practice for Nuclear Power Generating Station (NPGS) Preferred Power Supply (PPS) Reliability
• IEEE PC62.59/D4, June 2019 IEEE Approved Draft Standard for Test Methods and Preferred Values for Silicon PN-Junction Clamping Diodes
• IEEE Std P765/D03 Unapproved IEEE Draft Standard for Preferred Power Supply (PPS) for Nuclear Power Generating Stations (NPGS) (Revision of IEEE 765-2002) Superseded by Approved IEEE Draft
• IEEE PC62.31/D8, July 2020 IEEE Approved Draft Standard for Test Methods and Preferred Values for Low-Voltage Gas Discharge Tube Surge-Protective Components
• IEEE 765-1995 Standard for Preferred Power Supply (PPS) for Nuclear Power Generating Stations
• IEEE 765-2002 Standard for Preferred Power Supply (PPS) for Nuclear Power Generating Stations

Standards Norway

• NS 379-1972 Preferred numbers and series of preferred numbers
• NS 4487-1983 Preferred test temperatures
• NS 4803:1974 Preferred frequencies for acoustical measurements
• NS 4487:1983 Preferred test temperatures (ISO 3205:1976)
• NS-EN ISO 266:1997 Acoustics — Preferred frequencies (ISO 266:1997)
• NS-ISO 266:1975 Acoustics — Preferred frequencies for measurements
• NS-ISO 1683:1983 Acoustics — Preferred reference quantities for acoustic levels

Gosstandart of Russia

• GOST 8032-1984 Preferred numbers and series of preferred numbers

Electronic Components, Assemblies and Materials Association

• RS-385-1970 Preferred Values
• ECA RS-385-1970 Preferred Values

British Standards Institution (BSI)

• BS PD 6481C:1977 Preferred numbers and preferred sizes (extracted from PD 6481:1977)
• BS PD 6481:1977 Recommendations for the use of preferred numbers and preferred sizes
• BS 2045:1953 Preferred numbers
• BS EN ISO 266:1997(1999) Acoustics — Preferred frequencies

Bureau of Indian Standards

• IS 1076-1967 preferred number
• IS 11955-1987 Preferred Current Ratings
• IS 2264-1963 Preferred frequencies for acoustic measurements

International Federation of Trucks and Engines

• NAVISTAR ESP E-69.102-PP-2015 VOID - Push on Spring Nuts - Preferred Parts (Noun Code 5780)
• NAVISTAR ESP M-1.103-PP-2015 VOID - Automotive Pipe Fittings - Preferred Parts
• NAVISTAR ESP M-1.221-NPP-2015 VOID - Automotive Pipe Fittings - Non-Preferred Parts

Internet Engineering Task Force (IETF)

• RFC 7240-2014 Prefer Header for HTTP

Danish Standards Foundation

• DANSK DS/EN ISO 266:1997 Acoustics - Preferred frequencies
• DS/EN ISO 266:1998 Acoustics - Preferred frequencies

American Water Works Association (AWWA)

• AWWA JTMGT64462 Becoming an Employer of Choice

Spanish Association for Standardization (UNE)

• UNE 7522:1997 PREFERRED TEST TEMPERATURES.
• AENOR UNE-EN ISO 266:1998 ACOUSTICS. PREFERRED FREQUENCIES. (ISO 266:1997).

Ente Nazionale Italiano di Unificazione

• UNI EN ISO 266:1998 Acoustics - Preferred frequencies.
• UNI ISO 266:1982 Acoustic. Preferred frequencies for measurements.
• UNI 9414:1989 Nuclear power plants. Preferred power supply system.

The Directorate General of Specifications and Metrology (DGSM)

• OS GSO ISO 3205:2007 Preferred Test Temperatures

Swedish Institute for Standards

• SIS SS 400-1983 Series of preferred numbers
• SS 8:1983 Preferred metric basic sizes for engineering

Canadian Standards Association (CSA)

• CAN/CSA-Z234.3-1989(R2008) Guide for the Selection and Use of Preferred Numbers
• CAN/CSA Z234.3-1989(R2008) Guide for the Selection and Use of Preferred Numbers

Canadian General Standards Board （CGSB)

• CAN3-Z234.3-1977 Guide for the Selection and Use of Preferred Numbers

Society of Automotive Engineers (SAE)

• SAE AMS2375C-2001 Control of Forgings Requiring First Article Approval
• SAE AMS2375C-1996 Control of Forgings Requiring First Article Approval
• SAE AMS2375F-2022 Control of Forgings Requiring First Article Approval
• SAE AMS2375D-2012 Control of Forgings Requiring First Article Approval
• SAE AMS2375B-1984 CONTROL OF FORGINGS REQUIRING FIRST ARTICLE APPROVAL
• SAE AMS2375E-2017 Control of Forgings Requiring First Article Approval
• SAE AMS2375A-1978 CONTROL OF FORGINGS REQUIRING FIRST ARTICLE APPROVAL

American Society of Mechanical Engineers (ASME)

• ASME B5.51M-1979(R2008) Preferred SI Units for Machine Tools
• ASME B4.2-1978(R2020) Preferred Metric Limits and Fits

Standard Association of Australia （SAA）

• AS 1618:1974 Preferred sizes for refractory bricks
• AS 2752:1985 Preferred numbers and their use
• AS 2533:1982 Acoustics - Preferred frequencies for measurements
• AS 1238:1973 Preferred (soft metric) sizes of steel pipes
• AS 1128:1972 Preferred metric units for textiles

European Standard for Electrical and Electronic Components

• CECC MUAHAG VOL 15 IS 2-1994 Preferred Products List; Batteries (En)
• CECC MUAHAG VOL 1 IS 5-1993 Preferred Products List; Capacitors (En)
• CECC MUAHAG VOL 9 IS 4-1993 Preferred Products List; Semiconductors (En)
• CECC MUAHAG VOL 11 IS 3-1994 Preferred Products List; Filters (En)

U.S. Military Regulations and Norms

• ARMY MIL-STD-1916-1996 DOD PREFERRED METHODS FOR ACCEPTANCE OF PRODUCT

Conference of European Post Telecommunication (CEPT)

• CEPT/ERC/REC 13-04 E-1999 Preferred Frequency Bands for Fixed Wireless Access in the Frequency Range between 3 and 29.5 GHz (Tallin 1998)

Lithuanian Standards Office

• LST EN ISO 266:1999 Acoustics - Preferred frequencies (ISO 266:1997)

Austrian Standards

• ONORM B 4020-1979 Units preferred in structural engineering

Aerospace Industries Association/ANSI Aerospace Standards

• AIA/NAS NAS 10001-1985 Preferred Metric Units for Aerospace (Rev. 2)

International Truck and Engine Corporation (ITEC)

• INTERN ESP BM-1.221-NPP-2008 Hex Head Bolts-Non Preferred Parts

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