Products

35S20 - Nr.1.0726

Low-Carbon Sulfur Free-Cutting Steel

Steel with low carbon content and with the addition of sulfur for improved machinability.

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°
35S20	1.0726	-	35S20	1.0726	-	-	-

C	Si / max	Mn	P / max	S
0,32÷0,39	0,40	0,70÷1,10	0,060	0,15÷0,25

Size (mm)	as Rolled and/or as Rolled + Turned (+SH)		as Rolled and/or as Rolled + Turned + Quenched + Tempered (+SH +QT)
Size (mm)	Hardness HB max	Rm (MPa)	Rp0,2 (MPa) min	Rm (MPa)	A5 (%) min
5≤d≤10	210*	550÷720*	430	630÷780*	15*
10<d≤16	204*	550÷700*	430	630÷780*	15*
16<d≤40	198	520÷680	380	600÷750	16
40<d≤63	196	520÷670	320	550÷700	17
63<d≤100	190	500÷650	320	550÷700	17
*Values valid only for hot rolled products. Note:For size <5 mm the mechanical properties may be agreed at the time of enquiry and order.

Size (mm)	Cold Drawn (+C)			Quenched + Tempered + Peeled (+QT +SH)*			Quenched + Tempered + Cold Drawn (+QT +C)
Size (mm)	Rp0,2 (MPa) min	Rm (MPa)	A5 (%) min	Rp0,2 (MPa) min	Rm (MPa)	A5 (%) min	Rp0,2 (MPa) min	Rm (MPa)	A5 (%) min
5≤d≤10	480	640÷880	6	450	560÷840	6	490	700÷900	9
10<d≤16	400	590÷830	7	430	500÷800	7	490	700÷900	11
16<d≤40	360	560÷800	8	390	470÷770	8	455	650÷850	12
40<d≤63	340	530÷760	9	350	460÷680	9	400	570÷770	13
63<d≤100	300	510÷680	9	265	440÷640	10	385	570÷750	14
* This values are valid also for Cold Drawn - Quenched + Tempered Condition (+C +QT). Note: For size <5 mm the mechanical properties may be agreed at the time of enquiry and order.