New material has excellent harden ability. After quenching in oil and tempering at middle temperature,the hardness is great than HRC,the impact toughness and fracture toughness exceeded J/cm~ and 0 MPa.
New material has excellent harden ability. After quenching in oil and tempering at middle temperature,the hardness is great than HRC,the impact toughness and fracture toughness exceeded J/cm~ and 0 MPa.
新材料具有足够的淬透性和淬硬性,经油冷淬火和中温回火处理后,硬度大于 HRC,冲击韧性大于 J/cm,断裂韧性大于0 MPa.