牌号
Grade

旧牌号
Equivalent Grade

ISO牌号
ISO Grade

硬度
Hardness(HRA)≥
密度
Density(g/cm3)≥
抗弯强度
Bending strength(N/mm3)≥
HF10
YG6X
K01-K015
93.0
14.8
2500
HF15
YG8X
K15-K30
91.5
14.6
2500
HF20
YG10X
K15-K30
91.0
14.4
3000
HF30
YG13X
K15-K30
90.0
14.0
3000
HF10.1
YG6A
K10
92.0
14.8
1500
HF10.2
YG6X
K10
91.5
14.8
1600
HF20.1
YG6
K10-K20
90.5
14.8
1700
HF20.2
YG6
K10-K20
90.0
14.8
2000
HF30.1
YG8
K30
90.0
14.7
1800
HF30.2
YG8
K30
89.5
14.7
1800
HF30.3
YG8
K30
89.0
14.7
1800
HF40.1
YG11
K40
88.5
14.3
2500
HF45.1
YG15
-
87.0
14.0
2500
HF50.1
YG20
-
86.0
13.5
2500
HF30.4
YG8C
-
88.0
14.7
2300
HF30.5
YG9C
-
87.0
14.6
2400
HF40.2
YG11C
-
86.5
14.3
2500
HF40.3
YG13C
-
86.0
14.2
2500
HF45.2
YG15C
-
85.0
14.0
2500
HF50.2
YG20C
-
84.0
13.5
2500
HF10
YT15
P10
92.0
11.2
1350
HF20
YT14
P20
91.0
11.4
1400
HF30
YT5
P30
89.5
12.9
1700
HF10
YW1
M10
92.0
13.4
1400
HF20
YW2
M20
91.0
13.2
1600
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