The effect of pre oxidation of the Kovar alloy Fe Ni Co on the resulting glass Kovar seal has been studied using metallography, XRD and SEM.

• 采用金相、 XRD、 SEM观察分析了 Kovar合金 (铁镍钴合金 )氧化膜的连续性、厚度对封接件的透气率、抗拉强度的影响。