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用3Cr_2W_8V丝配以不同的陶质焊剂堆焊在炉顶压力1.0~1.2kg/cm~3T_1水料钟寿命比原来提高一倍,方料钟也显著改善,经
With 3Cr_2W_8V wire with different ceramic solder surfacing in the top pressure of 1.0 ~ 1.2kg / cm ~ 3T_1 water material bell double the original life expectancy, the material bell also significantly improved by