Material 1.7711

Warmfester Baustahl

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Standards

HDIN / EN	US-Standard	AFNOR	UNI	JIS	request
40CrMoV4-6	ASTM A193B16 UNS K14072			SNB16Class3 SNB21-1 SNB21-2 SNB21-3 SNB21-4 SNB21-5	request

Material Category: Warmfester Baustahl

Chemical Composition

C %	Si %	Mn %	P %	S %	Al %	Cr %	Mo %	V %
0,36 - 0,44	max 0,40	0,45 - 0,85	max 0,025	max 0,030	max 0,0150	0,90 - 1,20	0,50 - 0,65	0,25 - 0,35

Product Specifications

DIN EN 10269 (02/2014)

Mechanical Properties

0,2% Dehngrenze (Rp0,2)	Zeitdehngrenze 10.000 h (Rp 1,0)	Zeitdehngrenze 100.000 h (Rp 1,0)	Zeitstandfestigkeit 10.000 h	Zeitstandfestigkeit 100.000 h	bei Temperatur
>= 635 N/mm²					~ 200 ° C
>= 598 N/mm²					~ 300 ° C
>= 578 N/mm²					~ 350 ° C
>= 540 N/mm²					~ 400 ° C
>= 500 N/mm²	~ 361 N/mm²	~ 288 N/mm²	~ 405 N/mm²	~ 328 N/mm²	~ 450 ° C
>= 460 N/mm²	~ 242 N/mm²	~ 175 N/mm²	~ 271 N/mm²	~ 188 N/mm²	~ 500 ° C
	~ 138 N/mm²	~ 74 N/mm²	~ 170 N/mm²	~ 95 N/mm²	~ 550 ° C

Stabstahl
vergütet	Streckgrenze (Re)	Zugfestigkeit (Rm)	Bruchdehnung (A5, 65)	Härte [HB 30]	Kerbschlagarbeit (DVM)	Probelage
<= 60 mm	>= 700 N/mm²	850 - 1.000 N/mm²	>= 14 %	250 - 295 HB 30	>= 41 Joule	längs

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