Microstructural evolution and mechanical properties of 300M steel produced by low and high power selective laser melting
Guanyi Jing, Wenpu Huang, Huihui Yang, Zemin Wang*()

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Fig. 10.. Microstructural characteristics such as PAG sizes and the sizes of α-Fe in the molten pools (MP) and heat-affected zones (HAZ) of as-deposited samples at different laser powers.