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2 0.92Ni钢和2.94Ni钢在冷速为0.5℃/s时的晶界密度
Table 2 Grain boundary densities of 0.92Ni steel and 2.94Ni steel at a cooling rate of 0.5oC/s (μm-1)
Steel5° < θ < 15°15° ≤ θ ≤ 45°θ > 45°
0.92Ni0.190.050.48
2.94Ni0.220.091.38