Material 1.0726

Free-cutting steel

35S20 is a low carbon free cutting steel. This goodness is lead free and can also be im
be delivered in paid condition.

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Standards

HDIN / EN	US-Standard	AFNOR	UNI	JIS	request
35S20	AISI 1140 UNS G11400				request

Material Category: Free-cutting steel

Applications

35S20 is a low carbon free cutting steel. This goodness is lead free and can also be im
be delivered in paid condition.

Heat Treatment

Quenched	Cooling down	Duration
860 - 890 C°	Water	>= 30 Minutes
860 - 890 C°	Oil	>=30 Minutes
Tempering
540 - 680 C°		>= 1 Hour

Weldability

35S20 is not suitable for welding

Chemical Composition

C %	Si %	Mn %	P %	S %
0,32 - 0,39	max 0,40	0,70 - 1,10	max 0,060	0,150 - 0,250

Product Specifications

DIN EN 10277
DIN EN ISO 683-4

Mechanical Properties

1.0726 / 35S20 Bright steel products. Free-cutting steels .Quenched and tempered steels Rolled and peeled
Dimension mm	Tensile strength (Rm) N/mm²	Hardness (HBW)
16 - 40 mm	520 - 680 N/mm²	<= 198 HBW
40 - 63 mm	520 - 670 N/mm²	<= 196 HBW
63 - 100 mm	500 - 650 N/mm²	<= 190 HBW

Quenched and tempered, peeled
Dimension mm	0,2% Yield strength (Rp0,2) N/mm²	Tensile strength (Rm) N/mm²	Elongation (A5,65) %
16 - 40 mm	>= 380 N/mm²	600 - 750 N/mm²	>= 16%
40 - 63 mm	>= 320 N/mm²	550 - 700 N/mm²	>= 17%
63 - 100 mm	>= 320 N/mm²	550 - 700 N/mm²	>= 17%

Cold drawn, Quenched and tempered
Dimension mm	0,2% Yield Stress (Rp0,2) N/mm²	Tensile strength (Rm) N/mm²	Elongation (A5,65) %
16 - 40 mm	>= 380 N/mm²	600 - 750 N/mm²	>= 16%
40 - 63 mm	>= 320 N/mm²	550 - 700 N/mm²	>= 17%
63 - 100 mm	>= 320 N/mm²	550 - 700 N/mm²	>= 17%

Cold drawn
Dimension mm	0,2% Yield Stress (Rp0,2) N/mm²	Tensile strength (Rm) N/mm²	Elongation (A5,65) %
5 - 10 mm	>= 480 N/mm²	640 - 880 N/mm²	>= 6%
10 - 16 mm	>= 400 N/mm²	590 - 830 N/mm²	>= 7%
16 - 40 mm	>= 360 N/mm²	560 - 800 N/mm²	>= 8%
40 - 63 mm	>= 340 N/mm²	530 - 760 N/mm²	>= 9%
63 - 100 mm	>= 300 N/mm²	510 - 680 N/mm²	> = 9%

Quenched and tempered + Cold drawn
Dimension mm	0,2% Yield Stress (Rp0,2) N/mm²	Tensile strength (Rm) N/mm²	Elongation (A5,65) %
5 - 10 mm	>= 490 N/mm²	700 - 900 N/mm²	>= 9%
10 - 16 mm	>= 490 N/mm²	700 - 900 N/mm²	>= 11%
16 - 40 mm	>= 455 N/mm²	650 - 850 N/mm²	>= 12%
40 - 63 mm	>= 400 N/mm²	570 - 770 N/mm²	>= 13%
63 - 100 mm	>= 385 N/mm²	550 - 750 N/mm²	> = 14%

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