High Speed Steel W6Mo5Cr4V3/M3/5KH53/HS 6-5-3,
1. Available sizes:
Rolled flat bar Thickness 12-60mm width: 200-610mm rolled Round bar dia. 50-130mm
Forged flat bar Thickness: 60-200mm width: 100-800mm Forged round bar dia. 50-400mm
2 Annealed hardness: ≤ 255HBS
3 Properties
Excellent compressive strength and wear resistance
Resistance to plastic deformation
Good toughness and thermoplasticity
4 Applications
It Is widely used for manufacture of metal-cutting tools, cold-forming
Tools, such as cold extrusion rams and dies, as well as for cutting and precision cutting tools.
5 Technique
EF/ESR + forging+hot rolled +annealed
6 Process
Furnce material-melting-steel ingot-forging-forging billet-heating-rolling-slow cooling-collecting-annealing-finishing-inspection-package-warehousing
7 Delivery condition
Annealed + black/peeled/turned/grinding/polishing surface option, UT test accord with SEP1921-84 class c/c
| High Speed Steel M3 Chemical composition | |||||||
| C | Mn | P | S | Si | Cr | V | W |
| 1.15-1.25 | 0.15-0.40 | ≤0.030 | ≤0.030 | 0.20-0.40 | 3.80-4.50 | 2.70-3.20 | 17.20-18.70 |
