牌號
Grade

密度
Density
g/cm³

抗彎強度
T.R.S
MPa

硬度
Hardness
HRA

使用性能及用途介紹
Performance & application recommended

近似國內牌號
Approx
Grades in
China

MK6A

14.9

1860

92.0

屬細晶粒合金，其耐磨性較好，適用于制作成形刀，耐磨耗零部件等。
Fine grade alloy, with good wear resistance, used for processing blades, wear resistance parts etc.

YG6A

MK8

14.7

2320

89.5

具有較高的強度，耐磨性低于MK6A，適用于制作成形刀，耐磨耗零部件等。
High bending strength, wear resistance lower than MK6A, used for processing blades, wear resistance parts etc.

YG8

MK15

14.0

2500

87.5

適于制作沖壓模具，耐磨耗零部件等。
Used for punch dies, stamping dies and wears resistance parts.

YG15