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QB/T 4297-2012Testing method of locking force for fastening piece of sewing machine (English PDF)

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

January 1, 2012

Implementation date

January 1, 2012

Scope

QB/T 4297-2012 (Testing method of locking force for fastening piece of sewing machine) is available as an English-translated PDF.

QB/T 4297-2012 is the Chinese standard "Testing method of locking force for fastening piece of sewing machine". This standard specifies the terms and definitions and symbols sewing machines and related parts fastening screw threaded connection, basic requirements, major relationships and test the principles and methods of locking force.

It was issued by Ministry of Industry and Information Technology. It cites 4 other standards.

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Document preview — QB/T 4297-2012

National Standard of the People's Republic of China

ICS: 61.080
Classification: Y17

Issued by: Ministry of Industry and Information Technology

Document data
Standards quoted by this standard

2 Normative references

The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document.

GB/T 5277-1985

GB/T 6170-2000

GB/T 6175-2000

QB/T 4175

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 8 pages — is available in the English PDF.

Referenced standards

Normative references

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