ENGINEERING STEELS + ALLOYS
D6 Tool Steel (X210 CrW12) |
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| D6 Toolsteel is 12% chromium, cold work toolsteel with very high wear resistance and has better hardenability than D3.
Applications: Blanking dies for cutting sheets up to 2mm thick, paper & plastic blades, deep drawing tools, stands, moulds for pressing, abrasive powders, rolls.
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| Colour Code | Stocked Sizes | |
| Condition of Delivery |
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| Soft annealed to max. 250 HB | ||
| Related Specifications |
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| Germany | DIN 1.2436 |
| USA | AISI D6 |
| Chemical Composition % | |||||||||||
| Carbon | 2.10 | ||||||||||
| Chromium | 12.0 | ||||||||||
| Tungsten | 0.70 | ||||||||||
| Physical Properties | |||||||||||
| Thermal expansion coefficient | |||||||||||
| Thermal conductivity | |||||||||||
| Heat Treatment | |||||||||||
| Soft Annealing | |||||||||||
| Temperature | 800 - 840oC 2-5hrs | ||||||||||
| Cooling | furnace | ||||||||||
| Hardness | max 250 HB | ||||||||||
| Stress Relief Annealing | |||||||||||
| Temperature | 600 - 650oC 2 hrs | ||||||||||
| Cooling | furnace | ||||||||||
| Hardening | |||||||||||
| Temperature | 960°C - 980oC | ||||||||||
| Cooling | oil, pressure (N2) air or hot bath 500 - 550oC |
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| Tempering | usually < 300°C | ||||||||||
| Thermal Cycle Diagram | |||||||||||
| Continuous Cooling Transformation Diagram (CCT) | |||||||||||
| Tempering Diagram | |||||||||||
