Jiaxing unique Precision Machinery Co. Ltd., Taiwan-funded enterprises, specializing in the production of carbon steel, alloy steel, stainless steel and other products. Valve Casting, sand casting, Alloy Casting, Steel Casting, Valve Parts, Bushing. Our company have been engaged in these line for serverial years, very rich in terms of technology and management experience in the production. We can meet all kind of demand and challenge of your clients. Our company casting craft uses the sand casting and lost wax casting, produces each kind of casting. Valve Casting material quality ASTM A216-WCB. Wcc A352-LCB. Lcc. . A217-C5. Wc6. Wc9. A351-CF8. Cf8m A487-4A. 4c Pressure grade 150 lb-5000 lb