Honing tube
C22 Chemical composition and mechanical properties
chemical composition
Carbon C: 0.17 ~ 0.24
Silicon: 0.17 ~ 0.40
Manganese Mn: 0.70 ~ 1.00
Sulfur S: ≤ 0.045
Phosphorus P: ≤ 0.045
Cr: ≤ 0.40
Ni: ≤ 0.40
Mo: ≤ 0.10
mechanical property
Tensile strength σ b (MPa):≥450(46)
Reduction of area ψ (%):≥50
Hardness: no heat treatment, ≤ 197HB
Sample size: 25 mm