| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: steel contains carbon, silicon, manganese, chrome, nickel, aluminium, calcium, tellurium, copper, gallium, antimony and iron at following ratio of components, wt %: carbon 0.3-0.33, silicon 0.7-1.1, manganese 0.9-1.1, chrome 2.5-3.5, nickel 0.6-0.8, aluminium 0.065-0.07, calcium 0.01-0.02, tellurium 0.0001-0.0003, copper 0.9-1.1, gallium 0.001-0.003, antimony 0.001-0.003, iron - the rest. ^ EFFECT: steel wear resistance increasing. ^ 1 tbl |
