Steel Mart manufactures and exports High Manganese Steel Plates. Steel Mart is an ISO 9001-2000 certified company. The High Manganese Steel Plates/ Sheets come in 12%-14% manganese steel grades at most reasonable prices. These steel plates are available in various shapes like round, square, flat, hexagon, plates, and rings, block sheets, etc. These are used for the manufacturing of products in the industrial sector.