研究了烧结工艺对粉末注射成形4J32低膨胀合金性能的影响。
The effects of sintering process on the properties of 4J32 low expansion alloys by powder injection molding were investigated.
文中就4j32低膨胀合金在航天遥感器型号产品上的应用和切削加工及热处理进行了综述。
This paper sums up the cutting, heat treatment of 4. J32 low-expansion alloy applied in a space instrument, analyses the reasons why 4j32 is difficult to be cut.
采用粉末冶金技术制备了一种低膨胀高导热支撑材料(简称DG合金)，研究了烧结工艺对合金组织和性能的影响。
A support material with low expansivity and high conductivity, called DG alloy, was prepared by powder metallurgy. The effects of sintering process on its properties and microstructure were studied.
过共晶铝硅合金比重小、热膨胀系数低、耐磨性和体积稳定性好，是理想的活塞材料。
Hypereutectic Al-Si alloy which has small proportion, low coefficient of thermal expansion, good wear resistance and dimensional stability is an ideal piston material.
本文研究了低膨胀高温合金GH907、GH909铸态组织中偏析的性质，偏析对合金组织的影响，以及消除偏析的方法。
This paper introduces the casting precipitation properties, their effects on the alloy microstructure and the methods to eliminate the precipitation of the Low-expansion superalloy GH909. and GH907.
本文研究了低膨胀高温合金GH907、GH909铸态组织中偏析的性质，偏析对合金组织的影响，以及消除偏析的方法。
This paper introduces the casting precipitation properties, their effects on the alloy microstructure and the methods to eliminate the precipitation of the Low-expansion superalloy GH909. and GH907.
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