你可能感兴趣的试题
HRC25~35 HRC35~45 HRC45~55 HRC56~62
60-65HRC 62-67HRC 65-70HRC 72-77HRC
火焰加热淬火回火HRC52-58 高频淬火回火HRC50-55 调质后高频淬火回火HRC52-58
HB=10HRC HB=15HRC HB=20HRC HB=25HRC
61~68HRC 62~68HRC 63~68HRC 63~69HRC
表层56HRC,心部50HRC 表层45HRC,心部20HRC 表层56HRC,心部23HRC 表层62HRC,心部42HRC
86-88HRC 88-90HRC 90-92HRC 92-94HRC
HB=10HRC HB=15HRC HB=20HRC HB=25HRC