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QC/T 866-2011Hexalobular socket raised countersunk head screws (English PDF)

内六角花形半沉头螺钉

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

December 20, 2011

Implementation date

July 1, 2012

Scope

QC/T 866-2011 is the English-translated version of 内六角花形半沉头螺钉.

The subject of QC/T 866-2011 is the hexalobular socket raised countersunk head screw, covered by a recommended standard of the Chinese automotive industry. Type, dimensions and technical conditions are laid down for screws whose countersunk head is raised and driven through a six-lobe recess.

Thread sizes M4 to M10 in mechanical property classes 4.8 and 8.8 fall within its scope, for screws used on motor vehicles. The standard draws on GB/T 2, GB/T 90.1, GB/T 90.2, GB/T 193, GB/T 3098.1, GB/T 3103.1, GB/T 3106, GB/T 5279, GB/T 5779.1, GB/T 6188, GB/T 9145, QC/T 326 and QC/T 625. Issued on 20 December 2011, it has applied since 1 July 2012.

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Document preview — QC/T 866-2011

National Standard of the People's Republic of China

ICS: 43.040

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

2 Normative references

2 Normative references

QC/T 866-2011 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 2

GB/T 90.1

GB/T 90.2

GB/T 193

GB/T 3098.1

GB/T 3103.1

GB/T 3106

GB/T 5279

GB/T 5779.1

GB/T 6188

GB/T 9145

QC/T 326

QC/T 625

......
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

Similar standards

QC/T 873-2011|GB/T 2674-2017|QC/T 856-2011|QC/T 874-2011|GB/T 2673.2-2020|GB/T 2670.2-2017

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