... fittings casting service 2.CNC machining 3.ISO901:2008 4.cast iron pipe fittings 5.sand casting pipe fittings Dalian Wills ... we provide:1. casting OEM service2. CNC machining 3. material: cast iron, cast steel,aluminum,brass,alloy, etc4. ISO 9001:20085. Working process ... , Normal lathe, Boring, Vertical , Horizontal, Milling, Saw etcPayment Terms1. T/T 30% in advance,70% after receive copy of bill of ...