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HG 20530-1992Steel pipe flanges for welding lip seal ring (English PDF)

钢制管法兰用焊唇密封环

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Issued by

MIIT

Level / Type

National · Mandatory

Issue date

January 15, 1993

Implementation date

May 1, 1993

Scope

HG 20530-1992 is the English-translated version of 钢制管法兰用焊唇密封环.

HG 20530-1992 — This standard specifies the type, size and technical requirements for welding steel pipe flanges with lip seal ring. This standard applies to HGJ 50 "raised face flanges welded steel pipe with a neck" as stipulated, PN is 1. OMPa (10bar) ~ 16.

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Document preview — HG 20530-1992

National Standard of the People's Republic of China

ICS: 71.12
Classification: G 91

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the type, size and technical requirements for welding steel pipe flanges with lip seal ring. This standard applies to HGJ 50 "raised face flanges welded steel pipe with a neck" as stipulated, PN is 1. OMPa (10bar) ~ 16. OMPa (16Obar) projecting face weld neck flange welding lip seal ring.

Document data

International classification (ICS): 71.12.

Chinese classification (CCS): G91.

Estimated length of the Chinese original: 8,874 words.

Standards quoted by this document

GB 699; GB 711; GB 1220; GB 3985; GB 4037; HGJ 50; HGJ 66; ZBJ 22019; ZBG 33002

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 6 pages — is available in the English PDF.

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