... Way: Forging Material: Carbon Steel Type: Welding Flange Flanges: (1) Flanges Type: Plate Flange, Flat Flange, Slip on Flange, ... Female, Large Tongue & Groove, Small Tongue & Groove (5) Size: 1/2"_48(DN15_DN1200) (6) Wall Thickness/Pressure Reating: Sch10, Sch20 ... , Sch30, Sch STD, Sch40, Sch60, Sch XS, Sch80, Sch100, Sch120, Sch140 Sch160, Sch XXS, Class 150, ...