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GB - Chinese national standards - Page 275

Standards GB - Chinese national standards - Page 275

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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Preview GB/T 13288.5-2009 9.3.2009
GB/T 13288.5-2009

Preparation of steel substrates before application of paints and related products - Surface roughness characteristics of blast-cleaned steel substrates - Part 5: Replica tape method for the determination of the surface profile

Standard published on 9.3.2009

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280.80 USD


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Preview GB/T 13289-2014 8.7.2014
GB/T 13289-2014

Ethylene for industrial useSampling in the liquid and the gaseous phase

Standard published on 8.7.2014

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274.80 USD


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Preview GB/T 13290-2014 8.7.2014
GB/T 13290-2014

Propylene and butadiene for industrial useSampling in the liquid phase

Standard published on 8.7.2014

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electronic design (pdf) (274.80 USD)


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274.80 USD


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Preview GB/T 13291-2021 20.8.2021
GB/T 13291-2021

Butadiene for industrial use

Standard published on 20.8.2021

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electronic design (pdf) (190.80 USD)


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190.80 USD


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Preview GB/T 13295-2019 10.12.2019
GB/T 13295-2019

Ductile iron pipes,fitting and accessories for water or gas applications

Standard published on 10.12.2019

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electronic design (pdf) (1794.00 USD)


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1 794.00 USD


IN STOCK
Preview GB/T 13296-2023 27.11.2023
GB/T 13296-2023

Seamless stainless steel tubes for boiler and heat exchanger

Standard published on 27.11.2023

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electronic design (pdf) (348.00 USD)


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348.00 USD


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Preview GB/T 13297-2021 30.4.2021
GB/T 13297-2021

General rules of packaging, marking and quality certification for precision alloys

Standard published on 30.4.2021

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electronic design (pdf) (204.00 USD)


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204.00 USD


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Preview GB/T 13298-2015 11.9.2015
GB/T 13298-2015

Inspection methods of microstructure for metals

Standard published on 11.9.2015

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150.00 USD


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Preview GB/T 13299-2022 11.7.2022
GB/T 13299-2022

Determination of free cementite, pearlite and Widmanstaten structure in steel

Standard published on 11.7.2022

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744.00 USD


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Preview GB/Z 133-2025 3.12.2025
GB/Z 133-2025

Nanotechnologies—Assessment of protein secondary structure alterations caused by nanomaterials—Ultraviolet circular dichroism spectroscopy

Standard published on 3.12.2025

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736.80 USD


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