Metal, Ferrous Steel, Manganese, a J MARSHALL (SPECIAL STEELS) are steel stockholders of abrasion resistant, high strength, work hardening and weather resistant steel plates and profiles. Stocked steel grades: XAR300, XAR400, XAR500, XAR600, RAEX 400, FORA 400 BC, AR400, S690 QL/QL1, Optim 700 MC, 12 14% Manganese work hardening and CORTEN weather resistant steel, Steel Plates ...