... table) General features and options for various ball valves: 1. Brass material: CuZn39Pb2, CW617n, CW614n, HPb59-1, HPb57-3, ... port: standard flow, full flow, reduced flow5. Ball material: brass, stainless steel, PVC6. Sealing: PTFE, EPDM O-Rings7. Connections ... .Body Construction Reference:18. Part Material: 1Handle Locking Bolt or NutHex Flange Bolt or Hex Nut, steel, stainless steel2Lever HandleCast ...