x2crnin234

c碳

si硅

mn錳

s硫

p磷

cr鉻

ni鎳

mo鉬

n氮

cu銅

≤0.3

≤1.0

≤2.50

≤0.015

≤0.035

22.0-24.0

3.0-5.3

0.1-0.6

0.05-0.2

0.1-0.6