GB/T 9115.12-1988

Steel pipe welding neck flanges with raised face for PN 2. 0MPa (20 bar)

STANDARD published on 1.1.1988

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The information about the standard:

Designation standards: GB/T 9115.12-1988
Note: WITHDRAWN
Publication date standards: 1.1.1988
Country: Chinese technical standard
Category: Technical standards GB