Products

11SMn37 - Nr.1.0736

Automotive

Fasteners

Household Appliances

Powertrain

High-Sulfur Free-Cutting Steel for Enhanced Machinability

Steel with the addition of sulfur only, in higher quantities than in 11SMn30; increased machinability at the expense of a slightly more accentuated fragility.

References and Comparable Standards

References and comparable standards for 11SMn37 steel
Region	Standard	Grade	Werkstoff No.
Europe	EN 10087: 1998 EN 10277-3: 2008	11SMn37	1.0736
Italy	UNI 4838-80	CF9SMn36	-
Germany	DIN 1651-88	9SMn36	1.0736
France	NF A 35-561-92	S300	-
UK	BS 970 pt.3-91	-	-
USA	ASTM A 29	-	-

Europe

StandardEN 10087: 1998
EN 10277-3: 2008

Grade11SMn37

Werkstoff No.1.0736

Italy

StandardUNI 4838-80

GradeCF9SMn36

Werkstoff No.-

Germany

StandardDIN 1651-88

Grade9SMn36

Werkstoff No.1.0736

France

StandardNF A 35-561-92

GradeS300

Werkstoff No.-

StandardBS 970 pt.3-91

Grade-

Werkstoff No.-

USA

StandardASTM A 29

Grade-

Werkstoff No.-

Chemical Composition (Cast Analysis) (%)

Chemical composition values for 11SMn37 steel
C / max	Si / max	Mn	P / max	S
0,14	0,05	1,00-1,50	0,11	0,34-0,40

Chemical composition values for 11SMn37 steel
Element	Value (%)
Carbon	0,14
Silicon	0,05
Manganese	1,00-1,50
Phosphorus	0,11
Sulfur	0,34-0,40

Mechanical Properties - Bright Steel

Mechanical properties for 11SMn37 steel
Size (mm)	as Rolled and/or as Rolled + Turned (+SH)		Cold Drawn (+C)
Size (mm)	Hardness HB max	Tensile Strength Rm (MPa)	Yield Strength Rp0,2 (MPa) min	Tensile Strength Rm (MPa)	Elongation A5 (%) min
5≤d≤10	PropertyProduction MethodValue					as Rolled and/or as Rolled + Turned (+SH)-	as Rolled and/or as Rolled + Turned (+SH)-	Cold Drawn (+C)440	Cold Drawn (+C)510-810	Cold Drawn (+C)6
10<d≤16	PropertyProduction MethodValue					as Rolled and/or as Rolled + Turned (+SH)-	as Rolled and/or as Rolled + Turned (+SH)-	Cold Drawn (+C)410	Cold Drawn (+C)490-760	Cold Drawn (+C)7
16<d≤40	PropertyProduction MethodValue					as Rolled and/or as Rolled + Turned (+SH)169	as Rolled and/or as Rolled + Turned (+SH)380-570	Cold Drawn (+C)375	Cold Drawn (+C)460-710	Cold Drawn (+C)8
40<d≤63	PropertyProduction MethodValue					as Rolled and/or as Rolled + Turned (+SH)169	as Rolled and/or as Rolled + Turned (+SH)370-570	Cold Drawn (+C)305	Cold Drawn (+C)400-650	Cold Drawn (+C)9
63<d≤100	PropertyProduction MethodValue					as Rolled and/or as Rolled + Turned (+SH)154	as Rolled and/or as Rolled + Turned (+SH)360-520	Cold Drawn (+C)245	Cold Drawn (+C)360-630	Cold Drawn (+C)9
Note: For size <5 mm the mechanical properties may be agreed at the time of enquiry and order.