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用氨加酒精滴入炉内,对S195柴油机球铁曲轴进行气体软氮化。弯曲疲劳试验、台架试验、使用考核表明,气体软氮化的强化效果显著。
Ammonia plus alcohol drip into the furnace, the S195 diesel ductile iron crankshaft gas nitrocarburizing. Bending fatigue test, bench test, the use of tests showed that gas nitrocarburizing effect of strengthening significantly.