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11SMn30 - Nr.1.0715

Steel with the addition of sulfur only, with good machinability.

References and Comparable Standards

Standard Reference: EN ISO 683-4: 2018 (Hot-rolled products) | EN 10277: 2018 (Bright products)
EUROPE ITALY GERMANY FRANCE UK USA
EN 10087: 1998
EN 10277-3: 2008		 (UNI 4838-80)

(DIN 1651-88)

(NF A 35-561-92)

 (BS 970 pt.3-91) ASTM A 29
Grade N°   Werkstoff N°      
11SMn30 1.0715 CF9SMn28 9SMn28 1.0715 S250 230M07 -

Chemical Composition (Cast Analysis) (%)

C / max Si / max Mn P / max S
0,14 0,05 0,90÷1,30 0,11 0,27÷0,33

Mechanical Properties – Bright Steel

Size (mm) as Rolled and/or as Rolled + Turned (+SH) Cold Drawn (+C)
Hardness HB max Rm (MPa) Rp0,2 (MPa) min Rm (MPa) A5 (%) min
5≤d≤10 - - 440 510÷810 6
10<d≤16 - - 410 490÷760 7
16<d≤40 169 380÷570 375 460÷710 8
40<d≤63 169 370÷570 305 400÷650 9
63<d≤100 154 360÷520 245 360÷630 9

For size <5 mm the mechanical properties may be agreed at the time of enquiry and order

Working Temperatures Recommended

Operation °C
Hot forgings deformation 950÷1250
Normalizing 870÷910
Soft annealing   650÷700
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TELBYPLUS
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PR60
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1215