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GB/T Recommended National Standards

Browse selected GB/T standards used in quality, testing, product compliance, and China market-entry workflows.

GB/T 5121.8-2024

Published

Methods for chemical analysis of copper and copper alloys—Part 8 : Determination of oxygen, nitrogen and hydrogen contents

Issued: 2024-04-25
Effective: 2024-11-01

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GB/T 11091-2024

Published

Copper strip and foil for cables

Issued: 2024-04-25
Effective: 2024-11-01

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GB/T 43901-2024

Published

Ferronickel—Determination of arsenic,tin,stibonium,plumbum and bismuth contents—Inductively coupled plasma-mass spectrometric method（ICP-MS）

Issued: 2024-04-25
Effective: 2024-11-01

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GB/T 4138-2024

Published

Rare earth ferrosilicon magnesium alloy

Issued: 2024-04-25
Effective: 2024-11-01

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GB/T 44014-2024

Published

Emergency shelter—Signs

Issued: 2024-04-25
Effective: 2024-04-25

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GB/T 43941.1-2024

Published

Technical requirements and test methods for intermediate/high-speed modulator/demodulator in satellite-to-earth data transmission—Part 1:Modulator

Issued: 2024-04-25
Effective: 2024-08-01

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GB/T 18153-2024

Published

Safety of machinery—Safety data to establish temperature limit values for touchable hot surfaces

Issued: 2024-04-25
Effective: 2024-04-25

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GB/T 43955-2024

Published

Inspection, marking and packing for yarn of cotton, man-made fibres and blends

Issued: 2024-04-25
Effective: 2024-11-01

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GB/T 43898-2024

Published

Seamless precision steel tubes for engineering machinery hydraulic cylinder

Issued: 2024-04-25
Effective: 2024-11-01

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