M2 High Speed Tool Steel
High hardness, red hardness, good thermoplasticity, good strength and toughness.
Properties：
● High hardness, red hardness, good thermoplasticity, good strength and toughness.
Applications：
● Mainly used for cold die, but also used for cutting tools, drill, reamer, milling cutter, punching machine, bolt powder compaction pin, etc.
Parameters
Grade | Chemical Composition (%) | |||||||||
C | Si | Mn | Cr | Mo | V | P | S | W | ||
GB | W6Mo5Cr4V2 | 0.80~0.90 | 0.20~0.45 | 0.15~0.40 | 3.80~4.40 | 4.50~5.50 | 1.75~2.20 | ≦0.03 | ≦0.03 | 5.50~6.75 |
ASTM | M2 | 0.78~0.88 | 0.20~0.45 | 0.15~0.40 | 3.75~4.50 | 4.50~5.50 | 1.75~2.20 | ≦0.03 | ≦0.03 | 5.50~6.75 |
DIN | 1.3343 | 0.86~0.94 | ≦0.45 | ≦0.40 | 3.80~4.50 | 4.70~5.20 | 1.70~2.20 | ≦0.03 | ≦0.03 | 6.00~6.70 |
ISO | 2722 | 0.82~0.90 | 0.25~0.50 | 0.20~0.40 | 3.50~4.50 | 4.50~5.50 | 1.70~2.20 | ≦0.03 | ≦0.03 | 6.00~7.00 |
JIS | SKH51 | 0.80~0.90 | ≦0.40 | ≦0.40 | 3.80~4.50 | 4.50~5.50 | 1.60~2.20 | ≦0.03 | ≦0.03 | 5.50~6.70 |
Specification | Round BarØ (mm) | Flat Bar (mm) | ||||||||
Hot Rolled | Hot Forged | EAF | ESR | |||||||
Ø12~Ø50 | EAF | ESR | Thickness | 20~200 | 20~450 | |||||
Ø50~Ø250 | Ø50~Ø650 | width | 105~610 | 610max | ||||||
