Element From to C :4.0-4.5% Si :0.1-0.3% Mn: Max -0.08% P : Max0.04% S :Max0.01%

%C:4-4,5 / %Si: 0,1-0,5 / %S: 0,008 max / %P: 0,03 max

L4 L8 L10

ST10, ST20, SAE1541M/ 37Mn5

can send

C 0.025% max, P 0.025% max, S 0.02% max, Fe 99.5 min

Automotive engine, drums, rotors

As Buyer demands

C = 0.54 – 0.82 % Si = 0.18 – 0.40% Mn = 0.60 – 1.05% S = 0.04% Max P= 0.035% Max As = 0.01% Max

Fe min 68% (typ. 70%), SiO2+Al2O3 max 3%, P max 0.08%, S max 0.08%, Al2O3 max 1.5%, 0-10 mm (90%min) Moisture : max 6%