Laser & Optoelectronics Progress, Volume. 55, Issue 3, 031405(2018)
Effects of Different Welding Processes on Microstructure and Mechanical Properties of SUS301L-MT Stainless Steel Joints
Figures & Tables(12)
Fig. 3. Macrostructures of joints under different welding processess. (a) MAG welding; (b) laser welding; (c) laser-MAG hybrid welding
Fig. 5. Microstructures of weld zones under different welding processes. (a) MAG welding; (b) laser welding; (c) laser-MAG hybrid welding
Fig. 6. Microstructures of heat affected zones under different welding processes. (a) MAG welding; (b) laser welding; (c) laser-MAG hybrid welding
Fig. 8. Hardness distributions at different positions of joints. (a) Top, (b) bottom
Fig. 9. Residual stress distributions of joints under different welding processes. (a) Longitudinal; (b) transverse
Fig. 11. Fracture morphologies of joints under different welding processes. (a) Laser-MAG hybrid welding; (b) laser welding; (c) MAG welding
Table 1. Chemical compositions of SUS301L-MT stainless steel and ER308L Si welding wire (mass fraction, %)
View tableTable 1. Chemical compositions of SUS301L-MT stainless steel and ER308L Si welding wire (mass fraction, %)
Material C Si Mn S P Ni Cr Cu N Fe SUS301L-MT 0.03 0.39 1.12 0.001 0.034 7.10 17.24 0.046 0.10 Bal. ER308L Si <0.03 0.65-1.0 1.40-2.20 <0.030 <0.024 9.0-11.0 19.5-21.0 - - Bal.
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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
Paper Information
Category: Lasers and Laser Optics
Received: Sep. 20, 2017
Accepted: --
Published Online: Sep. 10, 2018
The Author Email: Zeng Qiang (luofang1022@163.com)
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