We are offering standard port lined ball valve. Technical specification design standard : bs en iso 17292:2004 (formerly bs 5351) drilling : asa #150 din 26322633 bs 10 table d, e or f customer specified. face to face : ansi b 16.10 din 3202 bs en 558-12 lining thickness : 3 to 5 mm testing standard : bs en 12266-1&2