Maharashtra Seamless Limited is the largest manufacturer of Seamless Steel Pipes and Tubes in India, and renowned around the world for their quality products. They manufacture Electrical Resistance Welding (ERW) Pipes, which PETROLCOM exclusively supplies, such as: MS & Galvanised Pipes, API Line Pipes, OCTG Casing & Tubing, OCTG Drill Pipe. Seamless Pipes: Hot Finished Pipes & Tubes, Cold Drawn Tubes, Boiler Tubes, API Line Pipes. Coated Pipes: 3LPE, FBE, 3LPP, Internal Coating, and more.