... 1.Material:brass body/stem,zinc/plastic handle. 2.Medium:water,oil,gas. 3. ... PTFE/TEFLON,VITON,O-RINGS. Handle Iron handle,Stainless steel handle, Aluminium handle,Plastic handle.Connection Theaded ISO228,BSP,NPT ... ,UNION.3.Technics Forged. Chrome plated. Nickel plated. Galvanized.4.Temperature: Normal or ...