激光与光电子学进展, 2018, 55 (3): 031405, 网络出版: 2018-09-10
不同焊接工艺对SUS301L-MT不锈钢接头组织和力学性能的影响 下载: 876次
Effects of Different Welding Processes on Microstructure and Mechanical Properties of SUS301L-MT Stainless Steel Joints
图 & 表
图 3. 不同焊接工艺下的接头宏观形貌。(a) MAG焊;(b)激光焊;(c)激光-MAG复合焊
Fig. 3. Macrostructures of joints under different welding processess. (a) MAG welding; (b) laser welding; (c) laser-MAG hybrid welding
图 4. 不同焊接工艺下的接头焊缝区XRD结果
Fig. 4. XRD results of weld zones of joints under different welding processes
图 5. 不同焊接工艺下的焊缝区微观组织。(a) MAG焊;(b)激光焊;(c)激光-MAG复合焊
Fig. 5. Microstructures of weld zones under different welding processes. (a) MAG welding; (b) laser welding; (c) laser-MAG hybrid welding
图 6. 不同焊接工艺下的焊缝热影响区微观组织。(a) MAG焊;(b)激光焊;(c)激光-MAG复合焊
Fig. 6. Microstructures of heat affected zones under different welding processes. (a) MAG welding; (b) laser welding; (c) laser-MAG hybrid welding
图 7. Fe质量分数为70%的不锈钢伪相图
Fig. 7. Pseudo-phase diagram of stainless steel for Fe with mass fraction of 70%
图 8. 接头不同位置的硬度分布。(a)上部;(b)下部
Fig. 8. Hardness distributions at different positions of joints. (a) Top, (b) bottom
图 9. 不同焊接工艺下的接头残余应力分布。(a)纵向;(b)横向
Fig. 9. Residual stress distributions of joints under different welding processes. (a) Longitudinal; (b) transverse
图 10. 不同焊接工艺下的接头强度比较
Fig. 10. Strength comparison of joints under different welding processes
表 1SUS301L-MT不锈钢和ER308L Si焊丝的化学成分(质量分数,%)
Table1. Chemical compositions of SUS301L-MT stainless steel and ER308L Si welding wire (mass fraction, %)
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曾强, 朱绍维, 付正鸿. 不同焊接工艺对SUS301L-MT不锈钢接头组织和力学性能的影响[J]. 激光与光电子学进展, 2018, 55(3): 031405. Qiang Zeng, Shaowei Zhu, Zhenghong Fu. Effects of Different Welding Processes on Microstructure and Mechanical Properties of SUS301L-MT Stainless Steel Joints[J]. Laser & Optoelectronics Progress, 2018, 55(3): 031405.