QC/T 858-2011Hexagon thick nuts - Fine pitch thread (English PDF)

QC/T 858-2011 is the English-translated version of 六角厚螺母 细牙.

QC/T 858-2011 is a recommended Chinese automotive industry standard for hexagon thick nuts with a fine pitch thread. It states the type and the dimensions of the nut and the technical conditions that go with them.

Its range is thread sizes from M16 x 1.5 to M24 x 2, for automotive thick hexagon nuts used together with U-bolts of property class 10.9 and below. The document quotes GB/T 90.1, GB/T 90.2, GB/T 196, GB/T 197, GB/T 3098.4, GB/T 3103.1, GB/T 5779.2, QC/T 326 and QC/T 625. Issued on 20 December 2011, it has applied since 1 July 2012.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

GB/T 31.3-2025|GB/T 32.3-2020|GB/T 70.6-2020|QC/T 860-2011|QC/T 861-2011|QC/T 864-2011

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