pipe wrench cast iron casting / forging / Sand cas

pipe wrench cast iron casting forging / Sand casting / grey cast iron casting / gray cast iron casting / Ductile cast Iron Casting / nodular cast iron casting GG15 - GG30 grey iron casting and GGG40 - GGG70 Ductile Iron Casting according to the customer's detail drawing or the original samples. The weight we can cast is from 0.1kg to 1 ton. Depending the demand, can choose manufacture process as the sand cast, the precise resin sand cast. Together with the delivery or the samples, there are the chemical analyse report and the tensile testing result. We are also professional at machining the parts according to precise drawings after casting.