GB/T 26468-2011Generic specification for online leaksealing clamps of pressure equipment (English PDF)
承压设备带压密封夹具设计规范
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
May 12, 2011
Implementation date
December 1, 2011
Scope
GB/T 26468-2011 is the English-translated version of 承压设备带压密封夹具设计规范.
GB/T 26468-2011 is the Chinese standard "Generic specification for online leaksealing clamps of pressure equipment".
Its scope clause reads: This standard specifies design criteria Sealing jig (hereinafter referred to as "jig"), the fixture design, material selection, fixtures computing, dense Seal design, injection agent pore structure and fixture production.
This standard applies to equipment leaks under pressure status Sealing fixture design and production. Under pressure equipment with state leakage pressure sealing clamp Design and production tool, you can refer to this standard. Its clauses include terms and definitions.
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Document preview — GB/T 26468-2011
National Standard of the People's Republic of China
- ICS
- 23.020.30
- Classification
- J 74
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Symbol
- 5 4 fixture design guidelines
- 6 fixture design
- 7 Material Selection
- 9 Fixture Seal Design
- 10 hole injection agent structure
- 11 production jig
- Appendix A (informative) Variation fixture structure
- Annex B (informative) clamp to enhance the sealing structure
1 Scope
This standard specifies design criteria Sealing jig (hereinafter referred to as "jig"), the fixture design, material selection, fixtures computing, dense
Seal design, injection agent pore structure and fixture production.
This standard applies to equipment leaks under pressure status Sealing fixture design and production. Under pressure equipment with state leakage pressure sealing clamp
Design and production tool, you can refer to this standard.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB 150 steel pressure vessels
GB/T 26467-2011 Sealing Pressure Equipment Technical Specifications
3 Terms and Definitions
The following terms and definitions apply to this standard.
3.1 Fixture clamp
Installed outside the sealed cavity formed leakage defect site, provide strength and rigidity to ensure the metal member.
3.2 Jig base dimension D0 nominalclampdiameter
Fixtures and equipment consistent with the size of the wall.
Flange clamp reference leak size equal to the outer diameter of the flange, pipe clamp base dimension equal to the outer diameter of the pipe section leak.
3.3 Jig linear expansion
When the temperature changes, the size of the reference jig increments.
3.4 Sealing pressure
Action to achieve an effective seal at the lowest pressure leakage defect site unit effective area.
3.5 Fixture design pressure P
In the inner wall of the jig maximum pressure is generally preferable to leak system working pressure and the correction value and.
3.6 Injecting sealants pressure Pp
Press sealing work required in a closed cavity injecting sealants squeeze pressure.
3.7 Sealed cavity
Can effectively cover the leakage defects, injecting sealants accommodate specific space.
GB/T 24159-2022 | GB/T 24160-2022 | GB/T 24162-2022 | GB/T 17878-2026 | GB/T 26467-2011 | GB/T 26466-2011 | […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 26 pages — is available in the English PDF.
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