常用钢的淬火工艺规范

钢 号淬火温度/℃淬火介质淬火硬度HRC≥备注35860-880盐水5045820-840水或盐水5038CrMoAlA930-950油5540Cr840-860油或水淬油冷5042CrMo840-860油4540CrMnMo850-870油5240MnVB830-850油4550CrV850-870油5260Si2Mn840-870油6065Mn790-820油55T7 T8800-820水或水淬油冷60T10780-800水或水淬油冷609SiCr850-870油609Mn2V790-810油60CrWMn820-840油605CrNiMo840-860油535CrMnMo830-850油523Cr2W81050-1100油50Cr12980-1020油60Cr12MoV980-1020油60GCr15830-850油6012CrNi3860油43渗碳后20CrMnTi840-860油55渗碳后2Cr13980-1050油453Cr13980-1050油47