| 摘要 |
FIELD: metallurgy industry. ^ SUBSTANCE: invention refers to metallurgy industry, and namely to steel compositions used for manufacturing the items subject to abrasive wear. Steel includes carbon, chrome, manganese, silicium, iron and unavoidable impurities at the following component ratio, wt %: carbon 1.00 - 1.50, chrome 0.17 - 0.99, manganese 3.51 - 4.99, silicium 0.51 - 0.99, iron and unavoidable impurities are the rest. ^ EFFECT: improving manufacturability level at thermal treatment with simultaneous maintaining of wear resistance. ^ 1 tbl |
