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GB - Chinese national standards - Page 287

Standards GB - Chinese national standards - Page 287

Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level. Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document

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Publication year
Preview GB/Z 134-2026 28.1.2026
GB/Z 134-2026

Surface chemical analysis—Characterization of functional glass substrates for biosensing applications

Standard published on 28.1.2026

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electronic design (pdf) (928.80 USD)


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928.80 USD


in 6 working days
Preview GB/T 1340-1988 22.12.1988
GB/T 1340-1988

Supports for self-locking nutsanchor floatingGang channel

Standard published on 22.12.1988

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electronic design (pdf) (238.80 USD)


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238.80 USD


in 2 working days
Preview GB/T 13400.1-2012 31.12.2012
GB/T 13400.1-2012

Network planning techniques - Part 1: General terms

Standard published on 31.12.2012

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electronic design (pdf) (670.80 USD)


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670.80 USD


in 5 working days
Preview GB/T 13400.2-2009 6.5.2009
GB/T 13400.2-2009

Network planning techniques - Part 2: General rules for representation of network diagram

Standard published on 6.5.2009

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electronic design (pdf) (442.80 USD)


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442.80 USD


in 3 working days
Preview GB/T 13400.3-2009 6.5.2009
GB/T 13400.3-2009

Network planning techniques - Part 3: General process used in project management

Standard published on 6.5.2009

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electronic design (pdf) (442.80 USD)


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442.80 USD


in 3 working days
Preview GB/T 13401-2025 31.10.2025
GB/T 13401-2025

Steel buttwelding piping fittings—Technical specification

Standard published on 31.10.2025

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electronic design (pdf) (672.00 USD)


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672.00 USD


IN STOCK
Preview GB/T 13402-2019 10.5.2019
GB/T 13402-2019

Large diameter steel pipe flanges

Standard published on 10.5.2019

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electronic design (pdf) (2062.80 USD)


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2 062.80 USD


in 9 working days
Preview GB/T 13403-2023 7.9.2023
GB/T 13403-2023

Gaskets for large-diameter steel pipe flanges

Standard published on 7.9.2023

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electronic design (pdf) (598.80 USD)


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598.80 USD


in 5 working days
Preview GB/T 13404-2008 25.8.2008
GB/T 13404-2008

Non-metallic PTFE envelope gaskets for pipe flanges

Standard published on 25.8.2008

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electronic design (pdf) (274.80 USD)


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274.80 USD


in 3 working days
Preview GB/T 13406-1992 30.3.1992
GB/T 13406-1992

Technical requirement for lifeboat davit installation

Standard published on 30.3.1992

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electronic design (pdf) (ON REQUEST)


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ON REQUEST


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