The results showed that joints, with similar compositions, were made up with cobalt-based solution, M23C6, eutectics of M3B2+cobalt-based solution and small block of MC.

• 结果表明：不同钎焊工艺参数下的钎缝均由钴基固溶体、碳化物M23C6、硼化物M3B2+钴基固溶体共晶，以及块状及颗粒状碳化物MC组成。