
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
SHANGHAI UNITE STEEL
We, Shanghai Unite Steel are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national famous steel enterprise.
In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state-owned or private owned in china, such as: DAYE Special Steel-a famous steel enterprise with the longest steelmaking history; BAO Steel, and Dongbei Special Steel Group-the biggest special steel manufacturer; TPCO, VALIN-largest seamless steel tube production enterprise; What's more, we have built long, deep and close business relationship with dozens of steel companies, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!