RUUKKI RAEX 450 (typical yield strength 1200 MPa) is part of the Raex family of high-strength and wear-resistant steels with favorable hardness and impact toughness to extend life and decrease wear in structural components. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on wear resistance as well as forming, machining, and joining. Filing Code: SA-656. Producer or source: Rautaruukki Corporation.