Research Article
Study on the Microstructure of Vanadium-Modified Tungsten High-Speed Steel-Coded SAE-AISI T1 Steel
Table 6
Chemical composition of M7C3 carbide for T1 high-speed tool steel and its different variants (as solidified).
| Steel designation | State | Chemical composition, wt. % | C | Cr | V | W | Mo | Si | Fe |
| Vanadium with extra carbon-modified T1 high-speed tool steel | 2V-13W-HC | Calculated | 8.70 | 61.67 | 5.12 | 2.60 | 0.39 | — | 21.51 | Measured | 8.93 | 68.81 | 4.50 | 0.66 | 0.20 | — | 16.902 | 4V-3W-HC | Calculated | 8.68 | 55.09 | 3.43 | 1.82 | 0.65 | — | 30.33 | Measured | 8.70 | 58.11 | 4.16 | 2.28 | 0.50 | — | 26.25 |
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