FIELD: metallurgy.;SUBSTANCE: gamma titanium aluminide based alloy contains wt %: aluminium 29.0-33.0 , niobium 5.0-9.0, tungsten 1.0-2.0, molybdenum 2.0-4.0, vanadium 1.0-3.0, borium 0.003- 0.1, titanium - the rest. The molybdenum and tungsten weight ratio in the alloy is 2:1. The alloy may additionally contain the iron in the amount from 0.003 to 0.3 wt % and/ or oxygen in the amount from 0.003 to 0.15 wt %.;EFFECT: increase of the absolute and specific values of ultimate strength and yield strength at temperatures of 20 and 750 degrees, the working temperature of the alloy increase up to 800 degrees by providing thermal stability of structure and high stress rupture strength.;3 cl, 2 tbl, 7 ex
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机译：领域：冶金;物质：γ-铝化钛基合金所占的重量百分比：铝29.0-33.0，铌5.0-9.0，钨1.0-2.0，钼2.0-4.0，钒1.0-3.0，硼0.003-0.1，钛-其余。合金中钼和钨的重量比为2：1。合金可以另外包含0.003至0.3 wt％的铁和/或0.003至0.15 wt％的氧。效果：在20°C的温度下极限强度和屈服强度的绝对值和比值增加750度时，通过提供组织的热稳定性和高应力断裂强度，合金的工作温度可提高到800度。; 3 cl，2 tbl，7 ex
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