【摘要】 本文讨论了高温合金GH132对喷焊的适应性,分析了喷焊层局部龟裂和产生变形的原因,采用合理的工艺措施,可以有效地控制滑阀杆的变形以及局部龟裂。现场使用表明:经喷焊强化后的滑阀杆具有较好的耐磨性,延长了使用寿命。更多还原

【Abstract】 The suitability of high temperature alloy GH132 to spray hardfacing and reason of local crazing on the layer arc discussed. The procedure to prevent hardfaccd slide valve rod from crazing and distortion is put forware and rcsuits show that hardfaccd rod possesses good abrasiveness and long life.更多还原