Pvc ball valve. 1,Size:According to drawings. 2,Surface:nickel,brass,chrome . 3, ... 1, Material Valve body stem/ball: brass Cn39Pb3 according to EN12164 or EN12165, CW617, CW614 Seal: PTFE2, ... handle Technical Characteristics:1. Ball valve is produced according to CE standard.2. Leakage testing must be carried ... 3. Ball valve handle must be strong enough to withstand a torque of 15kgm.4.Opening and ...