This paper sums up the cutting, heat treatment of 4. J32 low-expansionalloy applied in a space instrument, analyses the reasons why 4j32 is difficult to be cut.
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。
2
The invention provides a negative thermal expansionalloy of Nickel-Titanium-Niobium which has negative thermal expansion characteristics in a wider temperature range and a preparation method.
提供一种在较宽温度区间具有负热膨胀特性的镍钛铌负热 膨胀合金及其制备方法。
3
Different base metal alloy has the different melting point and linear coefficient expansion.