Armox 370T Class 2 combines good ballistic properties with excellent toughness. Hardness for Class 2 is 280-330 HBW for thicknesses up to 150 mm (6 in.). This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness. It also includes information on forming and joining. Filing Code: SA-677. Producer or source: SSAB Armox.