[1]代绪成,朱秀文,孙小磊,等.UNS31803双相不锈钢氩弧焊焊接接头性能研究[J].焊管,2018,41(1):1-4,9.[doi:DOI: 10.19291/j.cnki.1001-3938.2018.01.001]
 DAI Xucheng,ZHU Xiuwen,SUN Xiaolei,et al.Research on Properties of GTAW for UNS31803 Duplex Stainless Steel Welded Joint[J].,2018,41(1):1-4,9.[doi:DOI: 10.19291/j.cnki.1001-3938.2018.01.001]
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UNS31803双相不锈钢氩弧焊焊接接头性能研究()
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《焊管》[ISSN:1001-3938/CN:61-1160/TE]

卷:
41
期数:
2018年第1期
页码:
1-4,9
栏目:
试验与研究
出版日期:
2018-01-28

文章信息/Info

Title:
Research on Properties of GTAW for UNS31803 Duplex Stainless Steel Welded Joint
文章编号:
DOI: 10.19291/j.cnki.1001-3938.2018.01.001
作者:
代绪成1朱秀文1孙小磊1王九方1蔡新荣2田建锋2
1. 海洋石油工程股份有限公司, 山东 青岛 266520;
2. 海洋石油工程(青岛)有限公司, 山东 青岛 266520
Author(s):
DAI Xucheng 1 ZHU Xiuwen 1 SUN Xiaolei 1 WANG Jiufang 1 CAI Xinrong 2 TIAN Jianfeng 2
1. Offshore Oil Engineering Co., Ltd., Qingdao, 266520, Shandong, China;
2. Offshore Oil Engineering (Qingdao) Co., Ltd., Qingdao, 266520, Shandong, China
关键词:
焊接双相不锈钢氩弧焊力学性能相比例
Keywords:
welding duplex stainless steel GTAW mechanical property phase proportion
分类号:
TG407
DOI:
DOI: 10.19291/j.cnki.1001-3938.2018.01.001
文献标志码:
A
摘要:
为了研究氩弧焊对UNS31803双相不锈钢焊接接头综合性能的影响,采用GTAW焊接方法对UNS31803双相不锈钢管进行对接焊试验, 焊后分别对焊接接头进行拉伸、弯曲、冲击、硬度和金相等试验,并对焊接接头各区域进行铁素体含量测试。检测结果表明,母材、焊缝和热影响区中铁素体的平均含量分别为44.75%、47.75%和59.00%,满足铁素体比例为35%~65%的标准要求。研究结果表明,采用适当的焊接工艺,并且严格控制焊接热输入和层间温度,可获得力学性能优良的焊接接头。
Abstract:
In order to research GTAW on UNS31803 duplex stainless steel welded joint properties, UNS31803 duplex stainless steel was butt welded by GTAW, tensile test, bending test, impact test, hardness test and metallographic test were taken for welded joint after welding, and welded joint zone was tested ferrite content. The ferrite average content of base metal, weld and heat affected zone were 44.75%, 47.75% and 59.00%, and it met standard requirements of 35%~65% ferrite content. The results showed that excellent mechanical properties welded joint could obtained by appropriate welding procedure and strictly controlling welding heat-input and interpass temperature.

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备注/Memo

备注/Memo:

收稿日期: 2017-09-22
修改稿收稿日期: 2017-12-11

作者简介: 代绪成(1985—), 男, 工程师, 主要从事金属材料焊接工艺评定理化检测工作。

更新日期/Last Update: 2018-02-23