... temperature steel and high performance steel.Also,we can provide customized flanges according to customers'requirements. TypeFlangeflange is a type ... RF), Tongue(T), Groove(G), Female(F), Male(M), Ring Joints Face(RJ)European Series: Type A(Flat Face), Type ... Type E(Spigot), Type F(Recess), Type G(O-Ring Spigot), Type H (O-Ring Groove)Industries ServedElectrical power, petroleum, natural gas, chemical ...