ALLOY

摘要

FIELD: metallurgy. ^ SUBSTANCE: alloy has following composition, wt %: carbon 5.1-5.6; chromium 65.0-70.0, zirconium 0.01-0.02; boron 0.7-0.9; tellurium 0.003-0.005; iron - the rest. ^ EFFECT: raised hardness of alloy. ^ 1 tbl