Obsolete

GB 9115.23-1988Steel pipe welding neck flanges with male and female face for PN25.0MPa(250bar) (English PDF)

PN25.0MPa(250bar)凹凸面对焊钢制管法兰

GB 9115.23 | Evolution and historical versions

Std ID	Title	Status
GB/T 9115.2-2000	Steel pipe welding neck flanges with male and female face	Obsolete
GB 9115.23-1988	Steel pipe welding neck flanges with male and female face for PN25.0MPa(250bar)	Obsolete

GB 9115.23-1988 is obsolete. It has been replaced by GB/T 9115.2-2000. This page sells the obsolete edition, for projects and contracts that still cite it.

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Level / Type

National · Mandatory

Scope

GB 9115.23-1988 is the English-translated version of PN25.0MPa(250bar)凹凸面对焊钢制管法兰.

GB 9115.23-1988 is the Chinese national standard "Steel pipe welding neck flanges with male and female face for PN25.0MPa(250bar)". It is obsolete: it has been replaced by GB/T 9115.2-2000.

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Document preview — GB 9115.23-1988

Document data

1 Document data

Sector: National standard (Mandatory).

Status: obsolete, replaced by GB/T 9115.2-2000.

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

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