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GB/T 28707-2012Disc spring supports and hangers (English PDF)

碟簧支吊架

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

September 3, 2012

Implementation date

March 1, 2013

Scope

GB/T 28707-2012 is the English-translated version of 碟簧支吊架.

GB/T 28707-2012 is the Chinese standard "Disc spring supports and hangers". Its scope clause reads: 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. Its clauses include terms and definitions.

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Document preview — GB/T 28707-2012

National Standard of the People's Republic of China

ICS: 21.060.60
Classification: J 15

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 type, and model parameters
5 requires
6 Test methods
7 Inspection rules
8 signs, packaging, storage
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
Annex D (informative) inotropic disc spring hangers and select Guide
Appendix E (normative) Constant disc spring-hanger dimensions, connection dimensions and quality of sample
Annex F (informative) inotropic disc spring hangers dimensions, connection dimensions and quality of sample

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.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 48 pages — is available in the English PDF.

Similar standards

GB/T 5625-2008|GB/T 5626-2008|GB/T 5627-2008|GB/T 5628-2008|GB/T 5629-2008|GB/T 5630-2008

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