Material 1.8161

Spring steel

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Standards

HDIN / EN	US-Standard	AFNOR	UNI	JIS	request
58CrV4					request

Material Category: Spring steel

Heat Treatment

Hot forming 830 - 920 C° / 850 - 1050 C°
Normalizing 850-880 C°, air cooling
Soft annealing (+A) 640 - 680 C° / 680 - 720 C°, cooling furnace
Stress relieving 120 - 200 C°

Chemical Composition

C %	Si %	Mn %	P %	S %	Cr %	V %
0,55 - 0,62	0,15 - 0,40	0,70 - 1,10	max 0,035	max 0,035	0,90 - 1,20	0,10 - 0,20

Product Specifications

Not available

Mechanical Properties

	Härte
naturhart	>= 310 HB 30
weichgeglüht	<= 248 HB 30

vergütet	Streckgrenze (Re)	Zugfestigkeit (Rm)	Bruchdehnung (A5,65)	Einschnürung (Z)	Kerbschlagarbeit (DVM)
<= 16 mm	>= 1080 N/mm²	1320 - 1570 N/mm²	>= 7 %	>= 40 %	>= 21 Joule
17 - 40 mm	>= 980 N/mm²	1180 - 1370 N/mm²	>= 8 %	>= 45 %	>= 27 Joule
41 - 100 mm	>= 885 N/mm²	1080 - 1270 N/mm²	>= 10 %	>= 50 %	>= 34 Joule
101 - 160 mm	>= 735 N/mm²	980 - 1180 N/mm²	>= 12 %	>= 55 %	>= 41 Joule
101 - 250 mm	>= 735 N/mm²	980 - 1180 N/mm²	>= 12 %	>= 55 %	>= 41 Joule

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