M2/1.3343 High Speed Tool Steel Plates/Bars/Sheet /Forgings
Molybdenum high speed tool steel. Very high resistance to softening at elevated temperatures. Very high resistance to wear. Good toughness and cutting capability. Deep hardening response.
https://www.risunsteel.com/high-speed-tool-steel/
Product Details
Chemical composition
Standard | Steel Grade | C | Si | Mn | P | S | Cr | Mo | V | W |
DIN | 1.3343 | 0.86-0.94 | ≤0.45 | ≤0.40 | 0.030 | 0.030 | 3.80-4.50 | 4.70-5.20 | 1.70-2.10 | 5.90-6.70 |
ASTM | M2 | 0.95-1.05 | 0.20-0.45 | 0.15-0.40 | 0.030 | 0.030 | 3.75-4.50 | 4.50-5.50 | 1.75-2.20 | 5.50-6.75 |
GB | W6Mo5Cr4V2 | 0.80-0.90 | 0.20-0.45 | 0.15-0.40 | 0.030 | 0.030 | 3.80-4.40 | 4.50-5.50 | 1.75-2.20 | 5.50-6.75 |
M2 Tool Steel 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 |
1.3343 | M2 | SKH9 | W6Mo5Cr4V2 |
Heat Treatment
Soft Annealing(℃) | Cooling | Hardness(HB) | Hardening(℃) | Preheating / In | Tempering |
820-880 | Furnace | 225-280 | 450-600 | 850℃, then 1050℃ | 3*1h 540-560, then min.64 HRC |
1180-1230 | Oil, thermal bath 550℃ |
Tempering(℃) | 200 | 300 | 400 | 500 | 525 | 600 | 650 | 700 |
HRC | 63 | 61 | 61 | 62.5 | 64 | 62.5 | 57 | 47 |
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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