seamless pipe
AISI4130 seamless pipe chemical composition
Carbon (c): 0.28 ～ 0.33
Silicon (SI): 0.15 ～ 0.35
Manganese (MN): 0.40 ～ 0.60
Sulfur s: allowable residual content ≤ 0.040
Phosphorus P: allowable residual content ≤ 0.035
Chromium (CR): 0.80 ～ 1.10
Nickel Ni: allowable residual content ≤ 0.030
Copper Cu: allowable residual content ≤ 0.030
Molybdenum (MO): 0.15 ～ 0.25