Qingdao RK Valve Manufacturing Co.,Ltd
JIS, marine valve, valve, cast iron, angle valve, Manufacturer and Supplier - China(CN)
As a marine valve manufacturer, we specialize in producing JIS Standard marine valves including bronze valve, cast iron valve, cast steel valve, and air vent (pipe) head. The air pipe head (air vent head) is manufactured by JISF7400 standards, and... - Update: 2008-09-03
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