Laser & Optoelectronics Progress, Volume. 56, Issue 10, 100003(2019)
Research Progress on Preparation of Metallic Materials by Selective Laser Melting
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![Mechanical properties of as-deposited and heat-treated AlSi10Mg specimens at room temperature [37]](/Images/icon/loading.gif){kind=icon}
Fig. 1. Mechanical properties of as-deposited and heat-treated AlSi10Mg specimens at room temperature [37]
Fig. 2. Optical microscopy images at cross sections of SLM-processed Ti parts under different scanning speeds[39]. (a) 100 mm/s; (b) 200 mm/s; (c) 300 mm/s; (d) 400 mm/s
Fig. 3. SEM imageson surfaces of Inconel718 specimen formed by SLM under different line energy densities[46]. (a) η=180 J/m; (b) η=275 J/m; (c) η=300 J/m; (d) η=330 J/m
Table 1. Surface hardness of H13 specimens formed by SLM under different process parameters[50]
View tableTable 1. Surface hardness of H13 specimens formed by SLM under different process parameters[50]
Sample Scanning speed / (mm·s-1) Laser power / W Line energy density / (J·mm-1) Surface hardness / HRC 1# 400 160 0.40 52.5 2# 450 160 0.36 51.3 3# 500 160 0.32 43.0 4# 550 160 0.29 40.2 5# 400 170 0.43 53.2 6# 450 170 0.38 55.0 7# 500 170 0.34 45.1 8# 550 170 0.31 44.0 9# 400 180 0.45 56.0 10# 450 180 0.40 57.0 11# 500 180 0.36 46.1 12# 550 180 0.33 45.0 13# 400 190 0.48 54.7 14# 450 190 0.42 56.2 15# 500 190 0.38 46.5 16# 550 190 0.35 45.7
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Jialian Zhang, Faliang Li, Haijun Zhang. Research Progress on Preparation of Metallic Materials by Selective Laser Melting[J]. Laser & Optoelectronics Progress, 2019, 56(10): 100003
Paper Information
Category: Reviews
Received: Oct. 11, 2018
Accepted: Dec. 14, 2018
Published Online: Jul. 4, 2019
The Author Email: Jialian Zhang (15272512465@163.com), Faliang Li (lfliang@wust.edu.cn)
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