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Nb—17%W—3.5%Hf—0.12%C—0.04%Si合金能在1300℃的温度下使用。在真空炉内进行热处理:为了取得在20——1000℃范围内的最大强度,就在1700℃退火
Nb-17% W-3.5% Hf-0.12% C-0.04% Si alloy can be used at a temperature of 1300 ° C. Heat Treatment in a Vacuum Furnace: In order to obtain the maximum intensity in the range of 20 - 1000 ° C, annealing was performed at 1700 ° C