... detail requirements. Size1/2”,3/4”, 1”, 1 1/4”,1 1/2”,2”,2 1/2”,3”,4”,5”, ... Body material/ballStainless steel 316/304TypeA,B,C,D,E,F,DC,DPCasting ProcessInvestment-CastingSurface TreatmentStain & ... quality. Depending on our products, we make different Item Testing Plans, different Manufacturing Procedures, etc. All ... other requirements. All we want to do is to produce satisfied products for you. Thank you ...