1)design feature:spherical valve disc,replaceable seat,bolted bonnet or pressure sealed,extension stem optional

2)size:2"-24"(DN50-DN600),rating:ANSI150lb-2500lb(PN2.0-PN42.0MPA),body material:casting carton steel,stainless steel,low temperature steel,trim material:A105+ENP,13Cr,F304,F316,operation:hand wheel,gear,electric,pneumatic