3Cr2W8V(H21) tool steel
Features:
1.High strength and hardness;
2.Poor toughness and plasticity;
3.Good fatigue properties of hot and cold
Grade: 3Cr2W8V,SKD5,H21,1.2581,X30WCrV9,BH21,DH5
Chemical composition :
|
Country |
Steel NO. |
C |
Si |
Mn |
Cr |
W |
V |
P |
S |
|
China GB |
3Cr2W8V |
0.30-0.40 |
≤0.40 |
≤0.40 |
2.20-2.70 |
7.50-9.00 |
0.20-0.50 |
≤0.030 |
≤0.030 |
|
USA AISI |
H21 |
0.30-0.40 |
0.15-0.40 |
0.20-0.40 |
3.00-3.75 |
8.75-10.00 |
0.30-0.50 |
≤0.025 |
≤0.025 |
|
Germany DIN |
1.2662 |
0.27 -0.32 |
0.15-0.30 |
0.20-0.40 |
2.20-2.50 |
8.00-9.00 |
0.20-0.30 |
≤0.035 |
≤0.035 |
|
Japan JIS |
SKD5 |
0.25-0.35 |
≤0.40 |
≤0.60 |
2.00-3.00 |
9.00-10.00 |
0.30-0.50 |
≤0.030 |
≤0.030 |
3Cr2W8V steel,SKD5 steel,H21 steel
Size :
|
Round bar |
Diameter (mm) |
Length (mm) |
|
|
50~500 |
2000~5800 |
|
|
|
plate/sheet |
Thickness (mm) |
Width (mm) |
Length (mm) |
|
20~400 |
80~1000 |
2000~5800 |
Heat treatment temperature:
Hardening temperature:1070-1150
Temperings temperature:550
HRC Secondary hardness:53
Application:
1,It is used to manufacture Bump Die which can withstand the shock load of heavy stress in very high temperature
condition. 2,It is used to manufacture the mold which can withstand greater stress, bending stress and tensile stress.
3, Can be used to manufacture hot metal cutter of stress in high temperature condition.
