... to customers'requirements. TypeFlangeflange is a type of industrial flange designed to transfer stresses ... Groove(G), Female(F), Male(M), Ring Joints Face(RJ)European Series: Type A(Flat Face), Type B(Raised Face), Type C(Tongue), Type D(Groove), Type ... E(Spigot), Type F(Recess), Type G(O-Ring Spigot), Type H (O-Ring Groove ...