flanged, grooved-end, inline, threaded, and wafer style check valves; and gate, needle, and plug valves. It also provides flowline/red iron products (unions and fittings), including bull plugs, choke valves, hose loops, integral fittings, manifold assembly, pup joints, swage nipples, and swivel joints; air grip, frac, hammer, mud tank, and octagon unions.