铸铁球阀 (Industrial valves - Cast iron globe valves) BS EN ISO 15761-2003 石油和天然气工业用尺寸为DN 100及更小的钢闸阀、球阀和止回阀 (Steel gate, globe and check valves for...
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短语
美标铸铁球阀
MBQF
工业用阀.铸铁球阀
industrial valves - cast iron globe valves
球墨铸铁角阀
Ductile Iron Angle Valve
球墨铸铁闸阀
Ductile Iron Body Gate Valve
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