SSAB Ramor 400 is a low-carbon, chromium-molybdenum-nickel-boron alloy protection steel that is used in the heat treated condition (Hardness = 360–460 HBW) for blast protection. This datasheet provides information on composition, hardness, tensile properties, and bend strength. It also includes information on forming, machining, and joining. Filing Code: SA-876. Producer or source: SSAB AB.