special alloy 17-7PH Grade: Inconel 600, 625, ... 03~3.0×≤300Alloy1,AMS7717B,Alloy 3,Type 2,Alloy 4,Alloy 4,FeCrCo250,AMS5221C,ASTM F15 ... .0 17-7PH GB/TUNSAISI/ASTMJISW.Nr 07Cr17Ni7ALS17700631,17-7PHSUS6311.4568 17-7PH Chemical composition: Alloy%NiCrFeCMnSiSCuAlP17-7PHMin ... .6.516 balance 0.75 Max.7.5180.09110.030.51.50.035 17 ...