选区激光熔化成形尺寸对304L不锈钢点蚀性能的影响

蒋梦蕾, 代斌斌, 陈亮, 刘慧, 闵师领, 杨帆, 侯娟

Effect of Building Dimensions by Selective Laser Melting on Pitting Properties of 304L Stainless Steel

JIANG Menglei, DAI Binbin, CHEN Liang, LIU Hui, MIN Shiling, YANG Fan, HOU Juan

表1 原始粉末和SLM-304L不锈钢的化学成分

Table 1 Chemical composition of 304L stainless steel powder and SLMed-304L stainless steel (%, mass fraction)

Sample C N P S Cr Cu Mn Ni O Si Mo Powder 0.006 0.013 0.027 0.001 18.95 0.033 0.016 9.48 0.029 0.056 0.87 SLMed 0.015 0.013 0.027 0.003 19.7 0.032 0.054 9.62 0.031 0.065 0.83