1.0737

Free-cutting steel

Material No.	1.0737
US standard (AISI)	12L14
Abbreviation	11SMnPb37
Old designation
Description	Free-cutting steel
Composition Alloy constituents [%]	C: ≤ 0.14 Si: ≤ 0.05 Mn: 1.00 – 1.50 P: ≤ 0.110 S: 0.340 – 0.400 Pb: 0.200 – 0.350
Density [g/cm³]	7.9
Yield point Rp0.2 / Re[N/mm²]	≥ 265
Tensile strength Rm [N/mm²]	390 – 800
Elongation after fracture A [%]	≥ 6
Machinability	Very good
Weldability	Suitable to a limited extent
Heat treatment	Possible
Other properties
Main uses	Screw plugs, mass-produced parts for the automotive industry, equipment construction, device construction, machine construction

This information is for reference only; we do not assume any liability for its accuracy. The properties of steel materials are highly dependent on their thermal and/or mechanical treatment.