... 3/4 NPT or M20X1.5(7) Can realize take pressure and detachable function2, Scope of application(1) Flammable and explosive ... , alloy steel or 304 stainless steel;3,Stainless Steel Ball Valve;4,connect flange;5,sleeve;6,middle sleeve components;7 ... ,Trigger: can be two-way turn; Pig Signaller with Isolation Valve