在铝液中热循环H13钢的软化行为

娄伟冬, 赵海东, 王果

Softening Behavior of H13 Steel by Thermal Cycling between Molten ADC12 Al-alloy and Spray Cooling Chamber

LOU Weidong, ZHAO Haidong, WANG Guo

表2 H13钢在不同参数下热循环碳化物的平均等效直径

Table 2 Average equivalent diameter of carbides in H13 steel under different parameters

Parameters 670oC 700oC 730oC 1000 cycles 98.23±9.2 nm 105.78±7.6 nm 112.35±5.9 nm 2500 cycles 128.57±5.4 nm 141.25±4.2 nm 149.28±6.2 nm 5000 cycles 147.36±4.6 nm 161.50±3.3 nm 176.30±5.8 nm 10000 cycles 163.58±8.2 nm 176.32±5.2 nm 201.36±4.3 nm