custom-made pump impeller cd4mcu 1.material:SS316,SS316L,CF8M,CF3M, ... ,JIS etc5.strict material inspection6.material test machine:spectrometer7.precision dimension control8.tolerance:ISO8062 CT4-69.Weight range:0.05--50kg10 ... : 15Cr3, 15CrNi6, 16MnCr5, 42CrMo4, 35CrMo, 40Cr etcsizeAccording to customers' requirementdesignpacking custom-made pump impeller cd4mcu