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International Standard Category: Flanges, couplings and joints

GB/T 9123.1-2000    Steel pipe blank flanges with flat face or raised face
平面、突面钢制管法兰盖 ;
Category No.:23.040.60 Valid Status:superseded
Issued Organization:CSBTS Issued Date:2000-09-02
Implemented Date:2001-7-1 Abolished Date:
Superseded Standard.:GB/T 9123-2010 steel pipe blank flanges
Superseded Date:2011-10-1
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