| 摘要 |
FIELD: metallurgy.SUBSTANCE: proposed composition contains the following substances, in wt %: carbon - 3.0-3.5, silicon - 0.5-0.9, manganese - 0.5-0.9, molybdenum - 0.7-0.9, stibium - 0.02-0.03, hafnium - 1.1-1.5, boron - 0.02-0.03, iron making the rest.EFFECT: higher strength.1 tbl |
