We also manufacture Carbon Steel ASTM A105 Flanges and Stainless Steel Butt Weld Flanges, Slipon Flanges, Blind Flanges, Tall Hub Blind Flanges, Socket Weld Flanges, Lap Flanges, Threaded Flanges, Ring Joint Flanges Wait. Contingency is a conscious effort to work efficiently to deliver a material that fully meets our customers’ needs for quality materials, our motto, fully compliant metals to high standards. We offer a wide range of precision engineered ASTM A 105 carbon steel socket weld flanges manufactured to international quality and safety standards.