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Standard Insuued on: 1990-01

GB/T 12234-1989    General purpose industrial valves-Flanged and butt-weld steel gate valves
通用阀门 法兰和对焊连接钢制闸阀
Category No.:GB Valid Status:abolished
Issued Organization:China State Bureau of Technical Supervision Issued Date:1990-01-04
Implemented Date:1990-9-1 Abolished Date:2007-11-01
Superseded Standard.:GB/T 12234-2007 Bolted bonnet steel gate valves for petroleum and natural gas industries
Superseded Date:2007-11-1
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GB 12211-1990   GB/T 12647-1990   GB 12518-1990   GB/T 2424.9-1990   GB/T 12562-1990   GB 10120-1988   GB/T 12238-2008   GB/T 12208-2008   GB/T 12690.6-2003   GB/T 12607-2003   GB/T 12160-2002   GB/T 12690.11-1990   GB/T 12687.8-1990   GB/T 12687.5-1990   GB/T 12690.23-1990   GB/T 12690.4-1990   GB/T 12687.2-1990   GB/T 12687.1-1990   GB/T 12687.7-1990   GB/T 12657-1990  

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