1.stainless steel spare part casting. 2.silicon sol technique. 3.standard:ASTM,AISI, ... ,JIS etc. 4.OEM service is offered. 1.stainless steel spare part casting.2.available material:stainless steel,carbon steel and ... .7.OEM service is offered.8.products coverage:aircraft manufacturing,ship building,auto,artificial limb,chemical,weapon,sanitary bath equipment and ...