... gauge1. Name: Machining Handle,Casting Handle, Gate Valve Handle, Valve Hndle2. We cast the parts by Sand Casting. The ... Other Gate Valve Parts we make: Gate Gate Valve StemStem CapScrew HousingGate Valve BodyValve BonnetInsert for mud gate valveHandwheelStandard: ASTM, BF,BS, JIS, UNI ... .3) Machining Types: Machined by Round Bar and steel plate, Drilling, Milling, Turning, Boring, Slating, Grinding ...