Product Description
Shape:Round, Flat
Size Range:
| |
Diameter(mm) |
Thickness (mm) |
Width (mm) |
Length(mm) |
| Round |
50-420 |
- |
- |
2000-5800 |
| Square |
50-420 |
- |
- |
2000-5800 |
| Flat |
- |
20-50 |
80-600 |
2000-5800 |
Delivery condition:
Annealed, Quenched + Tempered
Surface Condition:
Black, Grinded, Peeled, Polished, Rough turned
Feature:
1.Competitive price
2.immediate delivery
3.Premium quality
4.Reliable service
5.MOQ: 500kg
| Packing details |
In seaworthy packing, as your requirement. |
| Delivery details |
within 25-50 days |
Chemical composition
| C |
Mn |
P |
S |
Si |
Cr |
V |
W |
| 0.45-0.55 |
0.15-0.40 |
0.030max |
0.030max |
0.15-0.40 |
3.75-4.50 |
0.75-1.25 |
17.25-19.00 |
Heat treatment
Hardness :Annealed(+A) max: 241 BHN
H26 tool steel when heat-treatment the preheat Temperature need reach 843°C, and the temperature may be ± 14 °C .
H26 tool steel when austenitizing ,should keep 5-15 minutes long. If is the salt bath ,temperature should keep in the 1246 °C , and shall be ± 5.6 °C. Or is the controlled atmosphere furnaces , temperature should keep in the 1260 °C , and shall be ± 5.6 °C.
Quenching: H26 tool steel Hardening quenching using air cooling, and it's hardness min is 58 RC.
Tempering: H26 tool steel general tempering temperature is 552°C. Double tempering of Double tempering of H26 tool steel is recommended.
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