| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: invention relates to metallurgy field, particularly, content of alloys on the basis of gold which can be used for manufacturing of instruments details and fine mechanics, eyeglass frame, jewelry. For increasing of alloy durability cit contains, wt %: gold 57.0-60.0; silver 7.5-8.5; boron 0.003-0.008; iridium 0.4-0.6; aluminium 0.003-0.008; copper - the rest. ^ EFFECT: alloy hardening. ^ 1 tbl |
