论文部分内容阅读
波音公司已从 Howmet铸件公司订购了价值 80 0万美元的钛精密铸件。这些铸件用于 F-2 2战斗机。订单中包括一个新件—— F- 2 2战斗机制动器 ,其大小为 1 50 cm× 1 3 cm× 9cm。这个对疲劳性能要求很高的部件将由 Ti- 6Al- 4 V合金铸造 ,而后 β固溶处理。据有关人士介绍 ,越
Boeing ordered a $ 8 million titanium precision castings from Howmet Casting Company. These castings are for the F-2 2 fighter. The order includes a new item, the F-2 2 fighter brake, which measures 150 cm by 133 cm by 9 cm. This component that requires high fatigue performance will be cast from Ti-6Al-4V alloy and then β-solution treatment. According to the person introduction, the more