碎丝埋弧焊工艺在钢桥制造中的应用研究

为有效提高钢桥制造的焊接工效,减少其焊接变形,降低制造成本,针对钢桥制造中的焊接接头形式,研究碎丝埋弧焊工艺.介绍了碎丝埋弧焊的原理及特点,分析了碎丝埋弧焊常见焊接缺陷类型及其产生原因,提出了其避免措施;进一步讨论了该工艺在实际生产中的适应性情况,并由此提出了可行的解决方案.结果表明,在采用合理的焊接工艺条件下,焊接接头性能符合各项规范指标要求,能有效提高焊接工效,减少焊接变形.

Application research on fragment wire SAW in steel bridge production

For the sake of improving welding efficiency in steel bridge production,reducing welding deformation,decreasing manufacture cost,did application research on fragment wire submerged arc welding regarding to the welding connection in steel bridge production.The fragment wire SAW theory and charateristics are well introduced,the normal welding defects and the related causes in fragment wire SAW are analyzed,the actions to avoid the welding defects are advised.In addition,the adaptability of this welding proces...