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GB/T 10878-2026Special taps of taper threads for gas cylinders (English PDF)

气瓶锥螺纹丝锥

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Also coversGB/T10878-2026 + GBT10878-2026

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

September 28, 2026

Implementation date

April 1, 2027

Scope

GB/T 10878-2026 is the English-translated version of 气瓶锥螺纹丝锥.

Its readers are cutting tool manufacturers, gas cylinder makers and their tooling departments, and quality and inspection staff who purchase or verify such taps.

The 2026 edition was issued on 28 September 2026 and takes effect on 1 April 2027, replacing GB/T 10878-2011. As a recommended national standard, it is applied through supply contracts and internal specifications.

Tool buyers and suppliers can use it to describe this class of tap consistently, covering both what the tool is and how it is checked and presented for delivery.

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Document preview — GB/T 10878-2026

National Standard of the People's Republic of China

ICS: 23.020.30
Classification: J74
Replacing: GB/T 10878-2011

Issued by: State Administration for Market Regulation; Standardization Administration of China

Foreword
1 Scope
2 Normative references
3 Terms and definitions

Foreword

GB/T 10878-2026 is a recommended national standard (GB/T) of the People's Republic of China, issued on 28 September 2026 by the State Administration for Market Regulation and the Standardization Administration of China, with effect from 1 April 2027.

This edition replaces GB/T 10878-2011.

It is under the responsibility of the Standardization Administration of China.

Classification: ICS 23.020.30; CCS J74.

1 Scope

This standard covers special taps for taper threads used on gas cylinders. It specifies the types and dimensions, technical requirements, performance tests, and marking and packaging of these taps, and it applies to taps that machine internal taper threads conforming to the national standard for special threads for gas cylinders. Its readers are cutting tool manufacturers, gas cylinder makers and their tooling departments, and quality and inspection staff who purchase or verify such taps. The 2026 edition was issued on 28 September 2026 and takes effect on 1 April 2027, replacing GB/T 10878-2011. As a recommended national standard, it is applied through supply contracts and internal specifications. Tool buyers and suppliers can use it to describe this class of tap consistently, covering both what the tool is and how it is checked and presented for delivery.

Remaining clauses in the full document

2 Normative references
3 Terms and definitions

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Cited by

Editions of GB/T 10878

Edition	Title	Revision	Status
GB/T 10878-2026	Special taps of taper threads for gas cylinders	current edition	Current
GB/T 10878-2011	Special taps of taper threads for gas cylinders	previous edition	In force until 1 April 2027

This page sells the current edition, GB/T 10878-2026. Earlier editions are listed for reference only.

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