SHANGHAI UNITE STEEL
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H21/DIN1.2581/3Cr2W8V Hot rolled/hot forged hot work tool steel round bar, tool steel bar, OD16-550mm
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
Features:
1.High strength and hardness;
2.Poor toughness and plasticity;
3.Good fatigue properties of hot and cold
1.Competitive price with high quality
2.steady supply
3.good service
4.On-time delivery
| Steel Grade: | Tool steel | Standard: | AISI, ASTM, DIN, GB, JIS | Place of Origin: | China (Mainland) |
| Brand Name: | Unite steel | Model Number: | H21 | Technique: | Rolled/forged |
| Application: | Tool Steel Bar | Alloy Or Not: | Is Alloy | Special Use: | Mold Steel |
| Type: | Alloy Steel Bar |
| Packaging Detail: | Standard seaworthy packing or as customer required |
| Delivery Detail: | 5-35 Days |
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 | 1.2567 | 0.30 -0.40 | 0.15-0.40 | 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 |
Size :
| Round bar | Diameter (mm) | Length (mm) | |
| 16~550 | 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
