The weld overlay cracking can not propagated into the base metal,due to highly fracture toughness of base metal.The serviceability of hydroprocessing reactors is not affected b...

• 由于壳体基材有高的断裂韧性,堆焊层裂纹不会扩展到壳体基材,堆焊层裂纹不影响加氢反应器的使用性。