Rongxia Chai, Kaikai Li, Wei Guo, Xiurong Fang. Effect of Heat Treatment Process on Microstructures and Properties of 304 Stainless Steel Cladding Layers[J]. Laser & Optoelectronics Progress, 2018, 55(5): 051405
- Laser & Optoelectronics Progress
- Vol. 55, Issue 5, 051405 (2018)
Fig. 1. Morphology of 304 stainless steel power
Fig. 2. Schematic of laser additive manufacturing process
Fig. 3. Schematic of heat treatment process
Fig. 4. Schematic of tensile specimen
Fig. 5. Microstructures of cladding layers of different specimens. (a) 0#; (b) 1#; (c) 2#; (d) 3#; (e) 5#
Fig. 6. XRD patterns of cladding layers
Fig. 7. Stress-strain curves
Fig. 8. Fracture morphology of 0# specimen
Fig. 9. Fracture morphology of 2# specimen
Fig. 10. Fracture morphology of 5# specimen
Fig. 11. Microhardness curves
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Table 1. Chemical compositions of 304 stainless steel powder (mass fraction, %)
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Table 2. Heat treatment process parameters
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Table 3. Results of tensile test
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