- Metal Building Materials[6]
- Artificial Stone[2]
- Sewer[1]
- Clamps[4]
- Other Hardware[2]
- Metal Processing Machinery Parts[10]
- Mining Machinery Parts[2]
- Pipe Fittings[10]
- Shaft Couplings[1]
- Valves[10]
- Cast & Forged[10]
- Iron Pipes[10]
- Iron Wire[1]
- Composite Pipes[1]
- Firefighting Equipment[9]
Qingdao Qinrun Import & Export Co., Ltd. is a manufacturing and trading company and our business office is located in Qingdao. We are a professional manufacturer producing ductile iron pipes and fittings, cast iron pipe and fittings,grooved fittings, pvc fittings,malleable iron fittings,manhole covers, valves and other castings with some accessories, including rubber rings, bolts and nuts.
Our main materials are ductile iron, cast iron, grey iron and malleable iron. Apart from the general casting method, we also use the lost foam (EPC) method to produce. Green sand molds...
Our main materials are ductile iron, cast iron, grey iron and malleable iron. Apart from the general casting method, we also use the lost foam (EPC) method to produce. Green sand molds...
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