Flange Wn 24′′ 300lb Sch 120 ASME 16.5 Hebei Longxu Pipeline Equipment Trading Co., Ltd. Base Info Description Pre:SA350 Lf2 Flange, ASTM A350 Lf2 Flanges, Wn Flanges, Wnrf Nace Mr 0175 Next:High Tensile Nut&Bolt