| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: alloy is used for production of watch and compass cases. The alloy contains, mas.%: copper 0.7-1.2; aluminium 10.0-12.0; antimony 0.05-0.07; boron 0.05-0.07; nickel 4.0-6.0; zinc - the rest. ^ EFFECT: upgraded alloy hardness. ^ 1 tbl |
