QC/T 1104-2019 PDF English
Search result: QC/T 1104-2019 English: PDF (QC/T1104-2019)
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12-point head heat resistant bolts
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QC/T 1104-2019: PDF in English (QCT 1104-2019) QC/T 1104-2019
QC
AUTOMOBILE INDUSTRY STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 43.040
T 31
12-point head heat resistant bolts
12角头耐热锁紧螺栓
ISSUED ON: AUGUST 02, 2019
IMPLEMENTED ON: JANUARY 01, 2020
Issued by: Ministry of Industry and Information Technology of PRC
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Type size ... 5
4 Technical requirements and reference standards ... 7
5 Product number ... 8
12-point head heat resistant bolts
1 Scope
1.1 This standard specifies the type, size, technical conditions, number of 12-point head
heat resistant bolts for automobiles.
1.2 This standard is applicable to 12-point head heat resistant bolts for automobiles,
which have thread specifications of M5 ~ M12, material properties abbreviated as SB,
product grade of TA, working temperature below 700 °C.
2 Normative references
The following documents are essential to the application of this document. For the dated
documents, only the versions with the dates indicated are applicable to this document;
for the undated documents, only the latest version (including all the amendments) is
applicable to this standard.
GB/T 2 Fasteners - Ends of external thread parts
GB/T 90.1 Fasteners - Acceptance inspection
GB/T 90.2 Fasteners - Marking and packaging
GB/T 196 General purpose metric screw threads - Basic dimensions
GB/T 197 General purpose metric screw threads - Tolerances
GB/T 3103.4 Tolerances for fasteners - Bolt/nut assemblies for service temperatures
from -200 °C ~ +700 °C
GB/T 3098.8 Mechanical properties of fasteners - Parts for bolted connections for
use at temperatures -200 °C ~ +700 °C
GB/T 5276 Fasteners - Bolts, screws, studs and nuts - Symbols and descriptions of
dimensions
GB/T 5779.3 Fasteners - Surface discontinuities - Bolts, screws and studs for special
requirements
GB/T 14992 Classification and designation for superalloys and high temperature
intermetallic materials
......
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.
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