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GB/T 3098.22-2009: Mechanical properties of fasteners made of the fine grain non-heat treatment steel -- Bolts, screws and studs
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Mechanical properties of fasteners made of the fine grain non-heat treatment steel -- Bolts, screws and studs
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GB/T 3098.22-2009
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Basic data | Standard ID | GB/T 3098.22-2009 (GB/T3098.22-2009) | | Description (Translated English) | Mechanical properties of fasteners made of the fine grain non-heat treatment steel -- Bolts, screws and studs | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J13 | | Classification of International Standard | 21.060.10 | | Word Count Estimation | 33,358 | | Date of Issue | 2009-10-15 | | Date of Implementation | 2010-03-01 | | Regulation (derived from) | National Standard Approval Announcement 2009 No.11 (Total No.151) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the fine-grained non- quenched and tempered steel manufacturing, when tested at an ambient temperature of 10��C ~ 35��C under the conditions of the bolt, screws, studs and screws (hereinafter referred to as fasteners) mechanical properties. Determined to comply with the technical requirements of this section fasteners at the ambient temperature conditions, at higher or lower temperatures may also be less than the required mechanical and physical properties. This part of the GB/T 3098 shall comply with applicable fasteners: the thermomechanical rolling process to produce fine-grained non- quenched and tempered steel, meet the common thread GB/T 192 requirements, coarse thread M6 ~ M16, fine thread M8 �� 1 ~ M16 �� 1. 5, thread tolerances conform to GB/T 197 or GB/T 22029 requirements, comply with the pitch diameter combinations GB/T 193 regulations. This section does not apply to set screws and similar fasteners not pull (see GB/T 3098. 3). This part is not less than a predetermined performance requirements: weldability, corrosion, resistance to shear stress, fatigue resistance. | GB/T 3098.22-2009: Mechanical properties of fasteners made of the fine grain non-heat treatment steel -- Bolts, screws and studs
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Mechanical properties of fasteners made of the fine grain non-heat treatment steel. Bolts, screws and studs
ICS 21.060.10
J13
National Standards of People's Republic of China
Mechanical properties of fasteners
Fine-grained non-quenched and tempered steel bolts, screws and studs
Posted 2009-10-15
2010-03-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions 3
Units 3 and 4 code
5 performance level marking systems 4
6 material 5
Material and technical conditions 5 6.1
Suitable fasteners 5 6.2
6.3 Recommended process 5
Mechanical and physical properties 7 5
8 8 applicability of test methods
8.1 General 8
8.2 fastener carrying capacity 8
8.3 Selection maker 8
Select suppliers 8.4 8
Select the demand side 8 8.5
8.6 pairs of fasteners or machined test specimens can be implemented 8
9 Test Method 11
9.1 bolts and screws (not studs and screws) finished wedge tensile testing load 11
9.2 To determine the tensile strength of the finished product tensile testing of fasteners 14
9.3 head bolts and screws weak tensile test 15
9.4 Fasteners finished proof load test 16
9.5 tensile test specimens machined 18
9.6 ruggedness test head 19
9.7 Hardness Test 20
9.8 21 torque test
9.9 Impact test specimens machined 22
Surface defect inspection 22 9.10
10 22 Flag
10.1 General 22
Identify the manufacturer's mark 10.2 22
10.3 full carrying capacity of the fastener 22 mark
10.4 reduce the carrying capacity of the fastener 25 mark
Appendix A (normative) fine-grained non-quenched and tempered steel hot rod technical requirements 26
Annex B (informative) fine-grained non-quenched and tempered steel hot rod material processing technology guidelines for the use of fasteners 29
Foreword
GB/T 3098 "Mechanical properties of fasteners" series of criteria including.
a) GB/T 3098.1-2000 Mechanical properties of fasteners Bolts, screws and studs;
b) GB/T 3098.2-2000 Mechanical properties of fasteners coarse thread;
c) GB/T 3098.3-2000 Mechanical properties of fasteners set screws;
d) GB/T 3098.4-2000 Mechanical properties of fasteners fine thread;
e) GB/T 3098.5-2000 Mechanical properties of fasteners self-tapping screws;
f) GB/T 3098.6-2000 Mechanical properties of fasteners stainless steel bolts, screws and studs;
g) GB/T 3098.7-2000 Mechanical properties of fasteners rolling screws;
h) GB/T 3098.8-1992 Mechanical properties of fasteners bolted connections;
i) GB/T 3098.9-2002 Mechanical properties of fasteners torque type steel hexagon nuts;
j) GB/T 3098.10-1993 Mechanical properties of fasteners non-ferrous metal manufacturing bolts, screws, studs and nuts;
k) GB/T 3098.11-2002 Mechanical properties of fasteners drilling tapping screws;
l) GB/T 3098.12-1996 Mechanical properties of fasteners - Cone proof load test;
m) GB/T 3098.13-1996 Mechanical properties of fasteners Bolts and screws with torque test and minimum torques nominal diameter
1 ~ 10mm;
n) GB/T 3098.14-2000 Mechanical properties of fasteners reaming test;
o) GB/T 3098.15-2000 Mechanical properties of fasteners stainless steel nuts;
p) GB/T 3098.16-2000 Mechanical properties of fasteners stainless steel set screws;
q) GB/T 3098.17-1996 Mechanical properties of fasteners - Preloading test for detection of hydrogen embrittlement - Parallel bearing surface method;
r) GB/T 3098.18-2004 Mechanical properties of fasteners Blind rivets testing;
s) GB/T 3098.19-2004 Mechanical properties of fasteners blind rivet;
t) GB/T 3098.20-2004 Mechanical properties of fasteners wing nut torque assurance;
u) GB/T 3098.21-2008 Mechanical properties of fasteners stainless steel self-tapping screws;
v) GB/T 3098.22-2009 Mechanical properties of fasteners fine grain non-quenched and tempered steel bolts, screws and studs.
This section is Part 22 GB/T 3098's.
Note. This section GB/T 3098 may be related to the patent. SAC is not responsible for identifying patents.
Appendix A of this section is normative appendix, Appendix B is an informative annex.
This part is proposed by China Machinery Industry Federation.
This part of the National Standardization Technical Committee fasteners (SAC/TC85) centralized.
This section is responsible for drafting units. the machine Productivity Promotion Center, Maanshan Iron & Steel Company Limited.
Participated in the drafting of this section. Shanghai Bao tight Wire Co., Steel Research Institute, Shanghai Institute of Technology fasteners and welding materials,
FAW Technology Center, Zhejiang Zhapu Industrial Co., Ltd., Ningbo Fastener Manufacturing Co., Ltd., Jinan Shida Fastener Co.
The company, Shandong high-strength fasteners Limited.
Mechanical properties of fasteners
Fine-grained non-quenched and tempered steel bolts, screws and studs
1 Scope
This section GB/T 3098 requirements by fine-grained non-quenched and tempered steel manufacturing, testing at an ambient temperature of 10 ℃ ~ 35 ℃ under the conditions
When, bolts, screws, studs and screws (hereinafter referred to as fasteners) mechanical properties.
Determined at the ambient temperature conditions to comply with the technical requirements of this part of the fastener, at higher or lower temperatures may reach Regulation
Given the mechanical and physical properties.
GB/T his section applies fasteners T 3098 shall comply with.
--- Fine grain by the thermomechanical rolling process to produce non-quenched and tempered steel;
--- In line with the common thread GB/T 192 provisions;
--- Coarse thread M6 ~ M16; fine pitch thread M8 × 1 ~ M16 × 1.5;
--- In line with the diameter of the pitch combination GB/T 193 provisions;
--- Thread tolerance in line with GB/T 197 or GB/T 22029 requirements.
This section does not apply to set screws and similar fasteners not pulling (see GB/T 3098.3).
This section does not specify the following performance requirements.
--- Weldability;
--- Corrosion;
--- Resistance to shear stress;
--- Fatigue resistance.
2 Normative references
The following documents contain provisions which, through reference to GB/T 3098 to the present, constitute provisions of this section. For dated reference documents
Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section
Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this
section.
GB/T 192 ordinary screw threads - Basic model (GB/T 192-2003, ISO 68-1.1998, ISO generalpurposescrew
threads-Basicprofile-Part 1. Metricscrewthreads, MOD)
GB/T 193 series ordinary thread diameter and pitch (GB/T 193-2003, ISO 261.1998, ISO generalpurpose
metricscrewthreads-Generalplan, MOD)
GB/T 196 common thread basic size (GB/T 196-2003, ISO 724.1993, ISO generalpurposemetric
screwthreads-Basicdimensions, MOD)
GB/T 197 common thread tolerance (GB/T 197-2003, ISO 965-1.1998, ISO generalpurposemetric
screwthreads-Tolerances-Part 1. Principlesbasicdata, MOD)
GB/T 222 chemical composition of finished steel tolerance
GB/T 223 (all parts), steel and alloy
GB/T 224 Determination of depth of decarburization of steel method (GB/T 224-2008, ISO 3887.2003, MOD)
GB/T 226 steel macrostructure and defect etching test method (GB/T 226-1991, neqISO 4969. 1980)
GB/T 228 metal materials at room temperature tensile test method (GB/T 228-2002, eqvISO 6892.1998)
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