研究了热影响区宽度和金相结构。
The heat-affected zone and the metallographic structure are studied.
目的：观察比较反复多次铸造对贵金属烤瓷合金金相结构的影响。
Objective: To study comparatively on the effect of repeated casting on the as-cast microstructures of a precious metal ceramic alloy.
热处理可以提高合金的吸放氢性能、改善合金相结构及合金吸放氢的热力学性能。
The results showed that heat treatment could improve the alloy's absorption-desorption property, as well as the alloy's microstructure and thermodynamic characteristics.
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