... :Casting+blasting+Machining Surface finish:Passivation About investment castingMaterials:Stainless steel/1.4308 (CF8), 1.4408 (CF8M), 1.4301 (SS304), ... Applications: valves, pumps and impellers, engineering vehicles, heat-resistant steel parts, railway locomotive, and others 30 days delivery Minimum order ... 9001:2000 certificate Using Eco-friendly material With RoHS standard stainless steel casting 2