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QC/T 622-1999Spiral spring pins (English PDF)

螺旋弹性销

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

November 5, 1999

Implementation date

July 1, 2000

Scope

QC/T 622-1999 is the English-translated version of 螺旋弹性销.

Spiral spring pins are covered by QC/T 622-1999, a recommended standard of the Chinese automobile and vehicle industry. It specifies pins with a nominal diameter d from 0.8 mm to 16 mm.

The standard is an equivalent adoption of SAE J496 and carries the Chinese classification T32. GB/T 90, GB/T 879, GB/T 3530, QC/T 326, QC/T 625 and YB/T 5058 are cited in it. Issued on 5 November 1999, it has applied since 1 July 2000.

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Document preview — QC/T 622-1999

National Standard of the People's Republic of China

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

[Preview only]
1 Scope
1.1 Brake performance
1.2 Heat fade and recovery of brake
1.3 Line failure and booster failure
1.4 Wear of brake linings (pads)
2 Normative references
3 Terms and definitions
3.2 Abbreviations
4 Technical requirements
4.1 Arrangement form
5 Test Methods
5.1 Protocol stack
5.2 Node state
5.3 Transmission rate
5.4 Connectivity
5.5 Bit error rate
5.6 Wiring harness fault diagnosis
5.7 Electrical indexes
6 Inspection Rules
6.1 Test environment
7 Signs, documents, packaging, transportation and storage
8 Inspection report
9 Marks, packaging

1 Foreword

QC/T 622-1999 was issued by Ministry of Industry and Information Technology of the People's Republic of China on 5 November 1999 and has been in force since 1 July 2000.

The QC/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.

The document runs to 15 pages in English translation.

2 Scope Preview

Spiral spring pins are covered by QC/T 622-1999, a recommended standard of the Chinese automobile and vehicle industry. It specifies pins with a nominal diameter d from 0.8 mm to 16 mm. The standard is an equivalent adoption of SAE J496 and carries the Chinese classification T32. GB/T 90, GB/T 879, GB/T 3530, QC/T 326, QC/T 625 and YB/T 5058 are cited in it.

QC/T 622-1999 carries no ICS number and no Chinese Standard Classification code.

This catalogue holds 1,601 other QC/T standards.

Of the 409 QC/T standards that do carry an ICS number, 397 (97%) fall under ICS 43, in the field of road vehicle engineering.

3 Normative references

GB/T 90-1985

GB/T 879-1986

GB/T 3530-1983

QC/T 326-1999 — Coding rules for automotive standard parts

QC/T 625-1999 — Metallic coatings and chemical conversion coatings for automobiles

YB/T 5058-1993

4 About this standard

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

English translation: about 15 pages

5 Classification and status

Prefix QC/T: recommended standard.

......
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

Normative references

GB/T 90-1985 · GB/T 879-1986 · GB/T 3530-1983

Similar standards

QC/T 547-1999|GB/T 879.1-2018|GB/T 879.2-2018|GB/T 879.3-2018|GB/T 879.4-2018|GB/T 879.5-2018

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