MRC Global Inc., through its subsidiaries, distributes pipes, valves, fittings, and other infrastructure products and services to the energy industry in the United States, Canada, and internationally. The company supplies products across various markets, such as upstream, midstream, and downstream. It offers ball, butterfly, gate, globe, check, diaphragm, needle, and plug valves; and other products, such as lined corrosion resistant piping systems, control valves, valve automation products, top work components, and valve modification services, as well as measurement, steam, and instrumentation products. The company also provides carbon steel fittings and flanges comprising carbon weld fittings, flanges, and piping components; stainless steel, alloy, tubing, fittings, and flanges; and carbon line pipes. In addition, it offers natural gas distribution products, including risers, meters, polyethylene pipes and fittings, and various other components and industrial supplies; oilfield and in