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GB - Chinese national standards - Page 4587

Standards GB - Chinese national standards - Page 4587

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 45859-2025 1.8.2025
GB/T 45859-2025

Abrasion-resistant cast irons—Classification

Standard published on 1.8.2025

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electronic design (pdf) (538.80 USD)


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538.80 USD


in 4 working days
Preview GB/T 4586-1994 30.12.1994
GB/T 4586-1994

Semiconductor devices--Discrete devices--Part 8:Field-effect transistors

Standard published on 30.12.1994

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electronic design (pdf) (1498.80 USD)


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1 498.80 USD


in 4 working days
Preview GB/T 45860.1-2025 1.8.2025
GB/T 45860.1-2025

Acceptance tests for fiber laser beam welding machines—Part 1: Laser assembly of machines with optical fibre delivery

Standard published on 1.8.2025

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electronic design (pdf) (346.80 USD)


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346.80 USD


in 3 working days
Preview GB/T 45860.2-2025 1.8.2025
GB/T 45860.2-2025

Acceptance tests for fiber laser beam welding machines—Part 2: Moving mechanism of machines with optical fibre delivery

Standard published on 1.8.2025

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electronic design (pdf) (346.80 USD)


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346.80 USD


in 3 working days
Preview GB/T 45861-2025 1.8.2025
GB/T 45861-2025

Technical specification for accelerated fatigue test of heavy duty gearboxes

Standard published on 1.8.2025

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electronic design (pdf) (730.80 USD)


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730.80 USD


in 5 working days
Preview GB/T 45862-2025 1.8.2025
GB/T 45862-2025

Boiler carbon emission testing and calculation method

Standard published on 1.8.2025

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electronic design (pdf) (634.80 USD)


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634.80 USD


in 5 working days
Preview GB/T 45863-2025 1.8.2025
GB/T 45863-2025

Test conditions for numerically controlled vertical surface broaching machines—Testing of the accuracy

Standard published on 1.8.2025

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electronic design (pdf) (1108.80 USD)


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1 108.80 USD


in 7 working days
Preview GB/T 45864.1-2025 1.8.2025
GB/T 45864.1-2025

Earth-moving machinery—Collision warning and avoidance—Part 1:General requirements

Standard published on 1.8.2025

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electronic design (pdf) (532.80 USD)


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532.80 USD


in 4 working days
Preview GB/Z 45864.2-2025 3.12.2025
GB/Z 45864.2-2025

Earth-moving machinery—Collision warning and avoidance—Part 2:On-board J1939 communication interface

Standard published on 3.12.2025

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electronic design (pdf) (1984.80 USD)


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1 984.80 USD


in 9 working days
Preview GB/T 45865-2025 1.8.2025
GB/T 45865-2025

General technical specification for precision electric driven harmonic gear modules

Standard published on 1.8.2025

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electronic design (pdf) (510.00 USD)


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510.00 USD


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