... ball valve1, Material Valve body stem/ball: brass Cn39Pb3 according to EN12164 or EN12165, CW617, CW614 Seal: PTFE2, Size 1/2”, ... Brass finish, nickel finish, chrome finish4, Working temperature -20oC to 110oC5, Working medium Water, gas, non-corrosive liquid6, Handle ... Steel handle7, Thread ISO228 ( equivalent to DIN259 and BS2779) or NPT8, Certificate CE, ISO9001:20009, Guaranty 3 ...