QC/T 891-2011Welding screws for plastics (English PDF)
塑料用焊接螺钉
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
December 20, 2011
Implementation date
July 1, 2012
Scope
QC/T 891-2011 is the English-translated version of 塑料用焊接螺钉.
QC/T 891-2011 belongs to the Chinese automotive industry recommended standards and concerns welding screws intended for plastic parts. It specifies the type and the size of these screws along with the technical conditions placed on them.
The screws covered are those matching plastic parts with a thread size from NST3 to NST6. The standard is used with GB/T 90.1, GB/T 90.2, GB/T 3103.1, QC/T 326, QC/T 625 and QC/T 713, which supply the inspection, tolerance and finish provisions. Issued on 20 December 2011, it has applied since 1 July 2012.
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Document preview — QC/T 891-2011
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
Contents
- 2 Normative references
2 Normative references
QC/T 891-2011 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 90.1
GB/T 90.2
GB/T 3103.1
QC/T 326
QC/T 625
QC/T 713
......
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 90.1Fasteners - Acceptance inspection
- GB/T 90.2Fasteners--Marking and packaging
- GB/T 3103.1Tolerances for fasteners -- Bolts, screws, studs and nuts
- QC/T 326Numbering rules for automotive standardized parts
- QC/T 625Metallic coatings and chemical conversion coatings for automobiles
- QC/T 713Tapping screw threads for plastics (nylon)
Similar standards
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Related Standards
GB/T 3103.1-2002 — Tolerances for fasteners -- Bolts, screws, studs and nuts
GB/T 90.1-2023 — Fasteners - Acceptance inspection
GB/T 90.2-2002 — Fasteners--Marking and packaging
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QC/T 891-2011
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