Professional supply 30CrNi3A, quality assurance!

0CrNi3A Grade: 30CrNi3 Standard: GB / T 3077-1988 ● Chemical Composition: Carbon C: 0.27 ~ 0.33 Si Si: 0.17 ~ 0.37 Mn Mn: 0.30 ~ 0.60 Sulfur S: to allow the residual phosphorus content ≤0.035 P: allow the residual content ≤0.035 chromium Cr: 0.60 ~ 0.90 Ni Ni: 2.75 ~ 3.15 Copper Cu: to allow the residual content of ≤0.030