China ASTM A182 F304L SW Flange Factory Landee Offers ASTM A182 F304L SW Flange, Class Rating 300 LB, 1 Inch, Thickness SCH 40, RF Ends.
China ASTM A182 F316 SW Flanges Manufaturer Landee Provides ASTM A182 F316 SW Flanges, Class 150 LB, 2 Inch, SCH 40, Raised Face (RF) Ends.