... port PTFE, NBR O-Ring seal Aluminium T Handle Ball Valves FxF1. Size from 1/2 inch to 1 ... /24,0003/43,00011,200General features and options for various ball valves: 1. Brass material: CuZn39Pb2, CW617n, CW614n, HPb59-1 ... 4. Flow port: standard flow, full flow, reduced flow5. Ball material: brass, stainless steel, PVC6. Sealing: PTFE, EPDM, ... EU standard pallet aluminium butterfly T handle ball valves