022Cr25Ni6Mo2N双相不锈钢的焊接工艺评定
Welding Procedure Qualification of 022Cr25Ni6Mo2N Duplex Stainless Steel
农琪
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作者单位：广西工业职业技术学院
中文关键字：双相不锈钢；焊接接头；力学性能；显微组织
英文关键字：duplex stainless steel; welded joint; mechanical testing; microstructure
中文摘要：通过对022Cr25Ni6Mo2N双相不锈钢的焊接性分析，从焊接方法、焊接材料、焊接参数等的选择进行了焊接工艺探讨，并按照JB4708-2000《钢制压力容器焊接工艺评定》的要求进行焊接工艺评定，拉伸、弯曲和冲击韧性试验均符合标准要求。
英文摘要：Based on the analysis of welding properties of 022Cr25Ni6Mo2N duplex stainless steel. In order to get the suitable welding procedure, the welding method, welding material, welding parameters are investigated, and then make welding procedure qualification according to JB4708-2000 welding procedure qualification for steel pressure vessels, tensile test, bending test and impact test meet the standard.