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GB - Chinese national standards - Page 4469

Standards GB - Chinese national standards - Page 4469

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 44840-2024 26.10.2024
GB/T 44840-2024

Welding procedure qualification test for upset (resistance butt) and flash welding

Standard published on 26.10.2024

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electronic design (pdf) (394.80 USD)


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394.80 USD


in 4 working days
Preview GB/T 44841-2024 26.10.2024
GB/T 44841-2024

Welding procedure qualification test for non-alloyed and low-alloyed cast irons

Standard published on 26.10.2024

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electronic design (pdf) (658.80 USD)


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658.80 USD


in 5 working days
Preview GB/T 44842-2024 26.10.2024
GB/T 44842-2024

Micro-electromechanical systems MEMS technology—Bend testing methods of thin film materials

Standard published on 26.10.2024

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electronic design (pdf) (330.00 USD)


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330.00 USD


IN STOCK
Preview GB/T 44843-2024 26.10.2024
GB/T 44843-2024

Specifications for safety estimation of existing escalators and moving walks

Standard published on 26.10.2024

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electronic design (pdf) (946.80 USD)


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946.80 USD


in 6 working days
Preview GB/T 44844-2024 26.10.2024
GB/T 44844-2024

Industrial fans—Tolerances, methods of conversion and technical data presentation

Standard published on 26.10.2024

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electronic design (pdf) (1180.80 USD)


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1 180.80 USD


in 7 working days
Preview GB/T 44845-2024 26.10.2024
GB/T 44845-2024

Low frequency electromagnetic testing method for pressure equipments

Standard published on 26.10.2024

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electronic design (pdf) (420.00 USD)


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420.00 USD


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Preview GB/T 44846-2024 26.10.2024
GB/T 44846-2024

Calculation of load capacity for plastic gear

Standard published on 26.10.2024

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electronic design (pdf) (1858.80 USD)


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1 858.80 USD


in 9 working days
Preview GB/T 44847-2024 26.10.2024
GB/T 44847-2024

Heavy mechanical—Design requirement for forging

Standard published on 26.10.2024

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348.00 USD


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Preview GB/T 44848-2024 26.10.2024
GB/T 44848-2024

Industrial fans—Method of measurement of fan vibration

Standard published on 26.10.2024

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electronic design (pdf) (796.80 USD)


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796.80 USD


in 5 working days
Preview GB/T 44849-2024 26.10.2024
GB/T 44849-2024

Micro-electromechanical systems (MEMS) technology—Forming limit measuring method of metallic film materials

Standard published on 26.10.2024

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electronic design (pdf) (460.80 USD)


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460.80 USD


in 4 working days

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Latest update: 2026-11-14 (Number of items: 2 210 114)
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