| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: steel modifying agent contains nano-dispersed powders of refractory metals and nanopowder of protector. Protector represents powders of one or several rich alloys from the group including ferrosilicon, ferromanganese, ferrosilicon aluminium, silicocalcium, silicobarium, silicocalcium barium, at the following ratio of components in wt%: nano-dispersed powders of refractory metals - 1-50, powders of one or several rich alloys -making the rest. ^ EFFECT: casts with higher physical and target properties. ^ 2 cl, 1 tbl |
