... /investment casting/lost-wax casting/stainless steel casting3.Material: stainless steel304,316,316L, CF8,CF8M,CF3,CF3M ... Standard: ASTM,AISI,DIN,JIS,BS etc5. strict material inspection6.test material machine: spectrometre7. precision dimension control8. tolerance : ... valve parts, pump part, train, craft, door handle, construction, hardware, orthotics prosthetics part, implant parts and so on.11. ...