熔速对氩气保护GH4169G合金电渣锭组织及夹杂物的影响

郝剑, 刘芳, 杨树林, 姚晓雨, 孙文儒

Effect of Melting Rate on Structure and Inclusions of GH4169G Alloy Ingot Fabricated by Argon Protected Electroslag Melting

HAO Jian, LIU Fang, YANG Shulin, YAO Xiaoyu, SUN Wenru

表2 GH4169G电渣锭表面夹杂物成分

Table 2 Inclusions on the surface of GH4169G electroslag ingots (mass fraction, %)

Inclusion type O N C Al Ti Ca F Mg Nb Ni Cr Fe Fluoride 29.28 - - 9.52 13.89 9.23 15.61 5.86 - 10.61 2.69 3.31 Oxide 13.59 - - 1.99 49.86 10.05 - - - 14.31 5.22 4.99 Nitride - 18.38 5.15 - 58.37 - - - 14.17 2.22 1.06 0.64