Self-propagating high temperature synthesis is employed in spraywelding on a steel plate.Structure and properties of spray layer made by different quantities of self-fluxed alloy powder are studied.

• 采用铝热自蔓延高温合成法在钢板表面进行喷焊,研究不同用量自熔性合金粉末所制得的喷焊层的组织及性能,分析了合金元素对基体组织和性能的影响。