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JG/T 378-2012: High-strength cold-rolled steel sheet for building structure
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| JG/T 378-2012 | English | 839 |
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High-strength cold-rolled steel sheet for building structure
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JG/T 378-2012
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Basic data | Standard ID | JG/T 378-2012 (JG/T378-2012) | | Description (Translated English) | High-strength cold-rolled steel sheet for building structure | | Sector / Industry | Building & Construction Industry Standard (Recommended) | | Classification of Chinese Standard | P26 | | Classification of International Standard | 91.080.10 | | Word Count Estimation | 34,325 | | Quoted Standard | GB/T 228.1; GB/T 247; GB/T 1766; GB/T 1839; GB/T 2518-2008; GB/T 2975; GB/T 8170; GB/T 13448; GB/T 14978-2008; GB/T 17505 | | Regulation (derived from) | Ministry of Housing and Urban Notice No. 1344; industry standard filing Notice 2013 No. 1 (No. 157 overall) | | Issuing agency(ies) | Ministry of Housing and Urban-Rural Development of the People's Republic of China | | Summary | This standard provides high strength cold-rolled steel sheet for building structure (hereinafter referred to as high-strength steel) the terms and definitions, classification and marking, general requirements, requirements, test methods, inspection rules, | JG/T 378-2012: High-strength cold-rolled steel sheet for building structure---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
High-strength cold-rolled steel sheet for building structure
ICS 91.080.10
P26
People's Republic of China building industry standards
Cold rolled high strength steel sheet for building structure
Posted on.2012-04-01
2012-10-01 implementation
Ministry of Housing and Urban-Rural Development, People's Republic of China released
Directory
Preface Ⅰ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 classification and marking 2
5 General Requirements 3
6 Requirements 4
7 Test Methods 9
Inspection rules 11
9 Order Contents 11
10 logo, packaging and quality certificate 12
11 High-strength steel description of the use of the environment 12
12 Domestic and foreign brands similar control 12
Appendix A (Informative) Chemical composition of steel Table 13
Appendix B (informative) the choice of high strength steel 14
Appendix C (Informative) High-strength steel transport, handling and storage 17
Appendix D (informative) processing of high strength steel 18
Appendix E (Normative) Determination of coating thickness information and the relationship between coating thickness and weight 19
Appendix F (Normative) High-strength steel size, shape and tolerances 20
Appendix G (Normative) Coating adhesion bending test 25
Appendix H (informative) Description of the use of high strength steel environment 27
Appendix J (informative) This standard and major relevant standards at home and abroad approximate code 30
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard proposed by the Ministry of Housing and Urban Standard and Design Institute.
This standard by the Ministry of Housing and Urban Construction Building Products and Components Products Standardization Technical Committee.
This standard was drafted. China Building Standard Design Institute, BlueScope Steel (Suzhou) Co., Ltd., Lan Cui construction steel structure (Shanghai) Co.,
Co., Ltd., Baoshan Iron and Steel Co., Ltd., Butler (Shanghai) Co., Ltd., to real construction system (Shanghai) Co., Ltd.
The main drafters of this standard. Gu Taichang, Li Mingdong, Xu Changzheng, Xu Hongwei, Tu Shulin, Yin Jun, Li Xinming, Zhao Zhanfeng, Zhou Kun, Dai Yujuan,
Ruan Fusheng, Yan Hua Ping, Ouyang Ling Na, Song Wenjing.
Cold rolled high strength steel sheet for building structure
1 Scope
This standard specifies the terms and definitions, classification and marking of the cold-rolled high strength building steel sheet (hereinafter referred to as high strength steel), general
Requirements, requirements, test methods, inspection rules, ordering content, logo, packaging and quality certificates, description of the use of the environment, similar to the domestic and foreign brands
Control.
This standard applies to industrial and civil structures with the provisions of the minimum yield strength of not less than 450MPa, nominal thickness of 0.30mm ~
3.00mm high strength galvanized steel, hot-dip galvanized steel, color coated hot-dip galvanized steel and color coated hot-dip galvanized steel.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 228.1 tensile testing of metallic materials - Part 1. room temperature test method (ISO 6892-1)
GB/T 247 steel and strip inspection, packaging, marking and quality certificate of the general provisions
GB/T 1766 Paints and varnishes coating aging rating method
GB/T 1839 steel products quality test methods (ISO 1460)
GB/T 2518-2008 Continuous hot-dip galvanized steel sheet and strip
GB/T 2975 steel and steel products mechanical properties test sampling location and sample preparation
GB/T 8170 rounded repair rules and limit values of the representation and judgment
GB/T 13448 color coated steel sheet and strip test methods
Continuous hot - dipped aluminum zinc alloy coated steel sheet and strip
GB/T 17505 steel and steel products delivery general technical requirements
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Cold-rolled high-strength structural steel sheet for high-strengthcold-roledsteelsheetforbuildingstructure
For structural members, fencing panels, the nominal thickness of 0.30mm ~ 3.00mm, the provisions of the minimum yield strength of not less than 450MPa
Hot dip galvanized, hot dip aluminized zinc, color coated hot dip galvanized, color coated hot dip galvanized steel sheet and strip.
3.2
Hot-dip galvanized steel hot-dipzinccoatedsteelsheet
In a continuous production line, the cold-rolled strip immersed in the zinc bath, the hot-dip galvanized steel sheet and strip.
3.3
Hot-dipaluminum-zincaloycoatedsteelsheet
In the continuous production line, the cold-rolled steel strip is immersed in a mass fraction of about 55% aluminum, 1.6% silicon, the rest of the composition of zinc alloy plating
Liquid, obtained by hot dip galvanized steel sheet and strip.
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