【摘要】 通过15CrMoR钢的药芯焊丝气体保护焊焊接试验,研究15CrMoR钢药芯焊丝气体保护焊的焊接工艺和接头的组织性能,结果表明:药芯焊丝气体保护焊的工艺性能良好,焊接接头中焊缝和热影响区的微观组织为贝氏体和铁素体,焊接接头的拉伸、侧弯和冲击等力学性能均满足15CrMoR钢母材的要求,确定15CrMoR钢采用药芯焊丝气体保护焊工艺的可行性。更多还原

【Abstract】 Study the welding process and the joint organization and performance of the flux cored arc welding of the steel 15 CrMoR through the welding experiments of the flux cored arc welding of the steel 15 CrMoR,the results showed that the process property of flux cored welding was good,the organization of the welding seam and heat affect zone were bainite and ferrite,All the tensile,bend and impact mechanical properties of the joint could satisfy the requirements of the steel 15 CrMoR,verify the feasibility of the welding of the steel 15 CrMoR using the flux cored welding.更多还原