H11/1.2343 Hot Work Tool Steel Following NADCA standard
Product Details
Chemical Composition (%)
Standard | Steel Grade | C | Si | Mn | P | S | Cr | Mo | V | W |
DIN | 1.2343 | 0.36-0.42 | 0.90-1.20 | 0.30-0.50 | 0.030 | 0.030 | 4.80-5.80 | 1.10-1.40 | 0.25-0.50 | - |
ASTM | H11 | 0.33-0.45 | 0.80-1.20 | 0.20-0.50 | 0.030 | 0.030 | 4.75-5.50 | 1.10-1.60 | 030-0.60 | - |
GB | 4Cr5MoSiV | 0.33-0.43 | 0.80-1.20 | 0.20-.50 | 0.030 | 0.030 | 4.75-5.50 | 1.10-1.60 | 0.30-0.60 | - |
Specification
Round bar | Diameter | Length | - |
Forged round bar: φ50~450 | 2000~6000 | - | |
Rolled round bar: φ10~80 | 2000~6000 | - | |
Flat bar | Thickness(mm) | Width(mm) | Length(mm) |
Forged plate: 20~300 | 50~710 | 2000~6000 | |
Rolled plate: 10~65 | 155~610 | 2000~6000 |
DIN | AISI | JIS | GB |
1.2343 | H11 | SKD6 | 4Cr5MoSiV |
Chemical Composition (DIN 17350)
C | Si | Mn | P≤ | S≤ | Cr | Mo | V |
0.36 | 0.90 | 0.30 | 0.030 | 0.030 | 4.80 | 1.10 | 0.25 |
0.42 | 1.20 | 0.50 | 5.80 | 1.40 | 0.50 |
Steel Properties
Deep hardening response. It can be air hardened to full working hardness in section sizes up to 150mm. Good combination of toughness, hardness and wear resistance in hot. Resistance to softening and to cracking. Tools canbe water cooled. Following NADCA standard.
https://www.risunsteel.com/hot-work-tool-steel/
Applications
Tools with a broad range of working hardness up to tool working temp. 500 degree. Tools for hot forging of light metals. Pressure die casting tools, dies, mandrels, punchers, knives, and moulds.
Heat Treatment
Soft Annealing(℃) | Cooling | Hardness(HB) | Hardening(℃) | In | Hardness(HRC) |
800-840 | Furnace | Max.229 | 1010-1040 | In air, oil, thermal | 50-56 HRC |
Tempering(℃) | 100 | 200 | 300 | 400 | 450 | 500 | 550 | 600 | 650 | 700 |
HRC | 53 | 52 | 52 | 52 | 52 | 54 | 52 | 48 | 38 | 30 |
N/mm2 | 1845 | 1790 | 1790 | 1790 | 1790 | 1910 | 1790 | 1570 | 1200 | 970 |
Risunsteel,based on the over one hundred years’s production history of special steel in Huangshi, provide professional services and material for cutting tool companies, mould companies and other industrial enterprises all over the world for years.
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