牌号
Grade

密度
Density
g/cm³

抗弯强度
T.R.S
MPa

硬度
Hardness
HRA

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

近似国内牌号
Approx
Grades in
China

MK11

14.4

2420

88.5

适用于各种金属及非金属粉末模压及冲压。
Forming or stamping dies for metal powders and nonmetal powders.

YG11

MK15

14.0

2500

87.5

适用于高压 缩率下钢棒和钢管拉伸，在较大应力下工作的顶锻，穿孔及冲压工具。
For fabricating drawing dies of steel tubes and rods under High compressibility ratio; punching, stamping, forging tools under large stress.

YG15

MG20

13.5

2800

85.5

适于制作冲压模具，如冲压手表零件，乐器弹簧片等；冲制电池壳、牙膏皮的模具；小尺寸钢球、螺钉、螺母等的冲压模具。
For fabricating of stamping dies for watch parts, spring plates of musical instruments, battery jars, small sized steel balls, screws, screw caps.

YG20

MK05

14.9

2500

90.5

主要用作中小规格的冲击钻球齿、旋转勘探钻具合金片，凿进软岩层、中硬岩层。
Mostly used as the buttons of small and mediumsized percussion bits and as the inserts of rotary prospecting bits to cut soft and medium hard formations.

YK05

MK8C

14.7

2400

88.5

YG8C

YM32

13.7

2800

84.5

适用于一般耐冲击锻造模具。
Impact resistance forging dies.

YG16C

YM36

13.7

2800

84.5

适用于一般耐冲击锻造模具、热锻模和精轧辊。
Impact resistance forging dies, hot-press forging dies and rollers.

YG18C

YM40

13.5

2850

83.5

适用于一般耐磨损、耐冲击模具。
Dies for wear resistant or impact resistant application.

YG20C
ZL40.2

YM45

13.3

2900

83.0

适用于一般耐冲击模具和螺母成型模具。
Nut forming dies and high impact resistance forging dies.

YG22C
ZL40.5

YM50

13.1

2950

82．5

适用于不锈钢螺丝钉模具、半精轧辊。
Stainless bolt header dies and rollers.

YG25C
ZL40B

YM90A

13.2

3200

82.0

适用于高强度螺帽模（最佳耐冲击锻造模）。
Screw cap forming dies with high impact resistance (Highest impact resistance forging dies.)