Brass ball valve 1, Size: inch 1/2 to 4 2, Surface: nickel, brass, chrome 3, Handle: long steel ... ball valve1, Material Valve body stem/ball: brass Cn39Pb3 according to EN12164 or EN12165, CW617, CW614 Seal: PTFE2, Size 1/2 ... Water, gas, non-corrosive liquid6, Handle Steel handle7, Thread ISO228 ( equivalent to DIN259 and BS2779) or NPT8, Certificate CE, ISO9001:20009, Guaranty ...