产品描述
在K424镍基铸造高温合金中,Al和Ti含量高,密度低,具有高温强度、塑性好、可制造性好等特点。适用于制造涡轮转子叶片、整体铸造涡轮机和发动机零件等。
密度:7.87g/cm³
熔点范围:1271~1310º C
化学成分:%
C铬镍公司W莫铝钛铌V
0.14~0.208.5~10.5休息12.0~15.01.0~1.82.7~3.45.0~5.74.2~4.70.5~1.00.5~1.0
B锆CE铁锰四PS铅毕
≤0.015≤0.02≤0.02≤2.0≤0.40≤0.40≤0.015≤0.015≤0.001≤0.0005
导热:
θ/ºC1002003004005006007008009001000
λ/瓦/(m@ºC)10.8512.0013.5015.0516.6518.2520.1021.9523.8025.40
线膨胀系数:
θ/ºC25~10025~20025~30025~400
α/(10 -6 ºC -1 )11.9012.5012.9013.30
θ/ºC25~50025~60025~70025~800
α/(10 -6 ºC -1 )13.7014.1014.4015.0
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