GB/T 28707-2012 English PDF

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GB/T 28707-2012: Disc spring supports and hangers
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 28707-2012	1349	Add to Cart	10 days	Disc spring supports and hangers	Valid

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Basic data

Standard ID: GB/T 28707-2012 (GB/T28707-2012)
Description (Translated English): Disc spring supports and hangers
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J15
Classification of International Standard: 21.060.60
Word Count Estimation: 61,654
Quoted Standard: GB/T 197; GB/T 321; GB/T 1972-2005; GB/T 2423.33-2005; GB/T 2516; GB/T 2828.1-2003; GB/T 8923-1988; GB/T 8923.3; GB/T 9286; GB/T 9969; GB/T 11375-1989; GB/T 13384; GB/T 13452.2; GB/T 13912-2002; GB/T 14093.4-2009; GB/T 14436; GB/T 17116.1; GB/T 17116.3; T
Regulation (derived from): National Standards Bulletin No. 24 of 2012
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 disc spring hanger type, parameters, requirements, test methods, inspection rules, marking, packaging and storage. This standard applies to the load axis and the center line of the same root structure centered Constant disc spr

GB/T 28707-2012: Disc spring supports and hangers

---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.
ICS21.060.60 J15 National Standards of People's Republic of China Disc spring hangers Issued on. 2013-03-01 2012-09-03 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 4 type, and model parameters 4 5 requires 11 6 Test methods 14 7 Inspection rules 15 8 signs, packaging, storage 16 Appendix A (normative) Constant disc spring hangers 17 performance test method Appendix B (normative) inotropic disc spring hangers 20 performance test method Annex C (informative) Constant disc spring-hanger selection and use guide 22 Annex D (informative) inotropic disc spring hangers and select Guide 27 Appendix E (normative) Constant disc spring-hanger dimensions, connection dimensions and quality of sample 29 Annex F (informative) inotropic disc spring hangers dimensions, connection dimensions and quality of sample 50

Foreword

This standard rule according to GB/T 1.1-2009 given draft. Follow GB/T 17116.1-1997 on this standard in principle "supports and hangers part 1. technical specifications" and GB/T 17116.3- 1997 "supports and hangers part 3. middle connection attachment and building structure attachments" relevant provisions of the connection, but it should be permissible boom and thread Force value principle, by reference to MSSSP-58.2002 "pipe hangers materials, design and production" (English Version) (PipeHangersand Supports-Materials, Design, andManufacture) was updated. The standard proposed by China Machinery Industry Federation. This standard by the National Standardization Technical Committee pipeline accessories (SAC/TC237) centralized. This standard is drafted by. The National Electric Power Engineering Company Limited machine, the machine Productivity Promotion Center, Ltd. Yangzhou Oriental hanger Participated in the drafting of this standard. Jiangsu Yan Xin Technology Co., Ltd., Yangzhou Huayuan Petroleum Equipment Co., Ltd. The main drafters of this standard. Lin slightly, posts Rong Jun, Li Junying, Zhou Guohua, Wu Chun, the Wu Liqun, cited Su Ping, Xu Wenbin, light heavy, Feng Feng. Disc spring hangers

1 Scope

This standard specifies the disc spring hanger type, parameters, requirements, test methods, inspection rules, marking, packaging and storage. This standard applies to load the shaft centerline and root structure of the center Constant disc spring hangers and inotropic disc spring hangers, also apply In disc spring damper.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated edition applies to this article Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 197 common thread tolerance GB/T 321 priority number and priority number system GB/T 1972-2005 disc springs GB/T 2423.33-2005 Electrical and Electronic Products Environmental Testing Part 2. Test methods Test Kca. high concentrations dioxide Sulfur Test GB/T 2516 common thread limit deviation GB/T 2828.1-2003 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch test sample plan GB/T 8923-1988 steel surface before painting Rust grades and grade GB/T 8923.3 steel before application of paints and surface cleanliness - Visual assessment - Part 3. welds, edges and other Surface preparation grade defect area GB/T 9286 Paints and varnishes cut test GB/T 9969 General Industrial Product Manual GB 11375-1989 thermal spraying metal surface pretreatment General GB/T 13384 mechanical and electrical products packaging General technical conditions GB/T 13452.2 Paints and varnishes - Determination of film thickness GB/T 13912-2002 metal layer covering the steel parts hot dip galvanized coatings on technical requirements and test methods GB/T 14093.4-2009 Environmental technical requirements of machinery products for the industrial corrosion environment GB/T 14436 General industrial products assurance documents GB/T 17116.1 pipe hangers part 1. technical specifications GB/T 17116.3 pipe hangers part 3. middle connection attachment and building structure attachments TSGD2001 pressure piping components manufacturing license rules TSGD7002-2006 pressure piping components type test rules

3 Terms and Definitions

The following terms and definitions apply to this document. ......

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