... can make all kinds of valves, gate valve,check valve,butterfly valve,ball valve,globe valve and so on.1)standard: BS5163, ... BS5150,BS5155, DIN3352,DIN3202, ISO5752,AWWAC509,AWWAC515,AWWAC5042)material: ductile iron, grey cast iron,3 ... ) coating: fusion bonded epoxy coatings4) package: plywood case5) payment: T/T in advance, or L/C at sight High quality Butterfly Valve ...