Material 1.4418

Stainless steel

Grade 1.4418 is a soft -martensitic chrome-nickel-molybdenum stainless steel with a good reliability in an aggressive paired with outstanding mechnical properties. 1.4418 is being delivered in quenched and tempered condition. It can be found iin machine engineering, chmeical industry as well as the shipbuilding industry.

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Standards

HDIN / EN	US-Standard	AFNOR	UNI	JIS	request
X4CrNiMo16-5-1 X4CrNiMo165					request

Material Category: Stainless steel

Chemical Composition

C %	Si %	Mn %	P %	S %	Cr %	Mo %	N %	Ni %
max 0,06	max 0,70	max 1,50	max 0,040	max 0,015	15,00 - 17,00	0,80 - 1,50	max 0,020	4,00 - 6,00

Mechanical Properties

geglüht
Zugfestigkeit (Rm)	Härte [HB 30]	Probenlage
<= 1.100 N/mm²	<= 320 HB 30	längs

gehärtet

Zugfestigkeit (Rm)

~ 1.250 N/mm²

vergütet	0,2% Dehngrenze (Rp0,2) / bei Temperatur	Zugfestigkeit (Rm)	Bruchdehnung (A5, 65)	Kerbschlagarbeit KV (ISO-V/Charpy-V)	Probenlage
<= 160 mm				>= 80 Joule	längs
<= 160 mm			>= 16 %	>= 90 Joule	längs
160 - 250 mm			>= 14 %	>= 60 Joule	quer
160 - 250 mm				>= 70 Joule	quer
<= 250 mm	>= 700 N/mm²	760 - 960 N/mm²			längs
<= 250 mm	>= 550 N/mm²	900 - 1.100 N/mm²			längs
	>= 580 N/mm² / ~ 300 ° C
	>= 480 N/mm² / ~ 300 ° C
	>= 600 N/mm² / ~ 250 ° C
	>= 490 N/mm² / ~ 250 ° C
	>= 620 N/mm² / ~ 200 ° C
	>= 500 N/mm² / ~ 200 ° C
	>= 640 N/mm² / ~ 150 ° C
	>= 510 N/mm² / ~ 150 ° C
	>= 660 N/mm² / ~ 100 ° C
	>= 520 N/mm² / ~ 100 ° C

angelassen bei 550 - 620 ° C

Zugfestigkeit (Rm)

760 - 1.100 N/mm²

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