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QB/T 2254-2010Special-purpose thread of sewing machine (English PDF)

缝纫机专用螺纹

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

April 22, 2010

Implementation date

October 1, 2010

Scope

QB/T 2254-2010 is the English-translated version of 缝纫机专用螺纹.

QB/T 2254-2010 — This standard specifies the basic tooth- thread sewing machines, dimensioning, basic dimensions of threads, tolerance zone, thread marks and thread size bias and tolerance, thread flank angle definitions and limits of deviation.

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Document preview — QB/T 2254-2010

National Standard of the People's Republic of China

ICS: 61.080
Classification: Y 17
Replacing: QB/T 2254-1996

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the basic tooth- thread sewing machines, dimensioning, basic dimensions of threads, tolerance zone, thread marks and thread size bias and tolerance, thread flank angle definitions and limits of deviation. This standard applies to special sewing thread.

Document data

International classification (ICS): 61.080.

Chinese classification (CCS): Y17.

Estimated length of the Chinese original: 20,228 words.

Supersedes the earlier edition QB/T 2254-1996.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 13 pages — is available in the English PDF.

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