Cutting steel, is the most phosphorus content of an existing steel cutting steel. Commonly used in the manufacture of the mechanical performance requirements of various machinery and instrumentation parts.

Chemical composition:

C chemical composition (mass fraction) (%): 0.08 to 0.16
Si chemical composition (mass fraction) (%): 0.15 to 0.35
Mn chemical composition (mass fraction) (%): 0.70 to 1.00
S chemical composition (mass fraction) (%): 0.10 to 0.20
P chemical composition (mass fraction) (%): 0.08 to 0.15

Mechanical properties:

Tensile strength σb / MPa: 350 ~ 540
Elongation δ5 (%) ≥: 22
Reduction of area ψ (%) ≥: 36
Brinell hardness HBS≤: 170
From section shrinkage and elongation of view, its malleable, so it can be cold heading process.