... steel casting(Lost wax) Part name: valve part Material:SS304,303,316 Weight:3.8Kg Precision CNC machining stainless steel parts1.Material ... worms,screwed connectionhigh accuracy ss parts,sheet metal stamping parts,etc.4.Featureshigh precision ,quality,and competitive pricecustomerized drawings and ... ,ANSI,ASTM,BS,GBOthercustomisized designs are available Precision CNC machining stainless steel parts