Ni含量对高强度低合金钢淬透性影响的晶体学认识

苏帅, 韩鹏, 杨善武, 王华, 金耀辉, 尚成嘉

Crystallographic Understanding of the Effect of Ni Content on the Hardenability of High-Strength Low-Alloy Steel

SU Shuai, HAN Peng, YANG Shanwu, WANG Hua, JIN Yaohui, SHANG Chengjia

表1 2种高强度低合金钢的化学成分

Table 1 Chemical compositions of high-strength low-alloy steel (mass fraction / %)

Steel C Si + Mn Ni Cr + Mo V + Ti B S P Fe 0.92Ni 0.16 1.40 0.92 1.22 0.107 0.0015 0.0081 0.0170 Bal. 2.94Ni 0.16 1.41 2.94 1.19 0.105 0.0014 0.0082 0.0171 Bal.