Material 1.0736

Free-cutting steel

The material 11SMn37 free-cutting steel. This material is used for mass-produced parts, such as fasteners.

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1.0736

Standards

HDIN / EN US-Standard AFNOR UNI JIS request
11SMnPb37 9SMn36 AISI 1215 UNS G12150 CF9SMn36 SUM25 request

Material Category: Free-cutting steel

Applications

Screws, bolts, connecting parts.

Weldability

11SMn37 is not weldable.

Chemical Composition

C % Si % Mn % P % S %
max 0,14 max 0,05 1,00 - 1,50 max 0,110 0,340 - 0,400

 

Product Specifications

EN 10087
EN 10277-3
DIN EN ISO 683-4
DIN 1651
 

Mechanical Properties

1.0736 / 11SMnPb37
Bright steel products. Free-cutting steels. Steels not intended for heat treatment.
Rolled and peeled
Dimension
mm		 Tensile strenght (Rm)
N/mm²		 Hardness
HBW
16 - 40 mm 380 - 570 N/mm² <= 169 HBW
40 - 63 mm 370 - 570 N/mm² <= 169 HBW
63 - 100 mm 360 - 520 N/mm² <= 154 HBW
 
Cold drawn
Dimension
mm		 0,2% Yield Stress (Rp0,2)
N/mm²		 Tensile strenght (Rm)
N/mm²		 Elongation (A5,65)
%
5 - 10 mm >= 440 N/mm² 510 - 810 N/mm² >= 6 %
10 - 16 mm >= 410 N/mm² 490 - 760 N/mm² >= 7 %
16 - 40 mm >= 375 N/mm² 460 - 710 N/mm² >= 8 %
40 - 63 mm >= 305 N/mm² 400 - 650 N/mm² >= 9%
63 - 100 mm >= 245 N/mm² 360 - 630 N/mm² >= 9 %

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