| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: proposed armor steel contains following substances, in wt %: 0.24-0.64 C; 0.4-1.9 Si; 0.3-1.6 Mn; 0.6-2.0 Cr; 0.6-1.8 Ni; 0.10-0.40 Mo; 0.01-0.15 Al; 0.001-0.020 N; 0.05-0.35 Cu; 0.01-0.15 Ti; iron making the rest. Besides armor steel may additionally contain 0.05-5.0 wt % of Co. ^ EFFECT: higher strength. ^ 2 cl, 2 tbl |
