QC/T 1179-2022 Specification for automobile wheel bolts
1 Scope
This document specifies the technical requirements and bench test methods to specifications for automobile wheel bolts (referred to as wheel bolts).
This document is applicable to automobile wheel bolts.
2 Normative references
The following documents contain requirements which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 196 General purpose metric screw threads - Basic dimensions
GB/T 197 General purpose metric screw threads - Tolerances
QC/T 1179-2022 Specification for automobile wheel bolts
1 Scope
This document specifies the technical requirements and bench test methods to specifications for automobile wheel bolts (referred to as wheel bolts).
This document is applicable to automobile wheel bolts.
2 Normative references
The following documents contain requirements which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 196 General purpose metric screw threads - Basic dimensions
GB/T 197 General purpose metric screw threads - Tolerances
GB/T 1958 Geometrical Product Specifications (GPS) - Geometrical tolerance - Verification
GB/T 3098.1-2010 Mechanical properties of fasteners - Bolts, screws and studs
GB/T 5779.1-2000 Fasteners - Surface discontinuities - Bolts, screws and studs for general requirements
GB/T 6478 Steels for cold heading and cold extruding
GB/T 13320 Metellographic grading atlas and assessing method for steel die forgings
GB/T 13682 Axial load fatigue testing for threaded fasteners
GB/T 30512 Requirements for prohibited substances on automobiles
JB/T 9151.1-1999 Method of verification for fastenes - Size and geometry - Bolts, screws, studs and nuts
QC/T 625 Metallic coatings and conversion coatings for automobile
QC/T 715 Measuring method for friction coefficient of screw thread pair of automobiles
SAE/USCAR-8 Grain Flow Pattern for Bolts, Screws, and Studs
ASTM E340 Standard Test Method for Macroetching Metals and Alloys
3 Terms and definitions
No terms and definitions are listed in this document.
4 Technical requirements
5 Test methods
Contents of QC/T 1179-2022
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Technical requirements
5 Test methods
