On the basis of the uniform design method,six kinds of martensitie hot work die steels were designed.The phase transform......

对铬钼钒系不同镍含量的热作模具钢进行了退火工艺试验，讨论了镍含量对此类钢退火硬度和组织的影响，据此确定了热作模具钢４Ｃｒ３Ｍｏ２ＮｉＶＮｂＢ的退火工艺......