Based on a great deal of welding procedure qualification data, the mechanical properties prediction models of welding joints were established according to base-metal composition, filler metal compo.

• 本文针对实际生产过程中,焊接工艺评定要做大量的工艺评定试验,提出了利用人工神经网络和遗传算法来对焊接接头力学性能预测的方法来改进焊接工艺评定。