QC/T 600-2023: Hexagon bolt with conical washer assembly

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Scope

This document specifies the types and dimensions, technical conditions and numbers
of the hexagon head bolt and serrated lock washer external teeth assemblies.
This document is applicable to the hexagon head bolt and serrated lock washer external
teeth assemblies, which have thread specifications of M5 ~ M12 and bolt mechanical
property grade of 8.8.

Basic Data

Standard ID	QC/T 600-2023 (QC/T600-2023)
Description (Translated English)	Hexagon bolt with conical washer assembly
Sector / Industry	Automobile and Vehicle Industry Standard (Recommended)
Classification of Chinese Standard	T31
Word Count Estimation	14,139
Date of Issue	2023-12-20
Date of Implementation	2024-07-01
Issuing agency(ies)	Ministry of Industry and Information Technology
Summary	This standard specifies the type, size and technical conditions of hexagonal head bolts and tapered elastic washers. This standard is applicable to the assembly of hexagonal head bolts and tapered elastic washers with thread specifications from M5 to M12 and bolt mechanical performance grade 8.8.