Material 1.4948

High-temperature resisting steel and alloy

1.448 is a austenitic stainless steel. The material 1.4948 has very good strength values at elevated temperatures. These properties made of material with its high carbon content. It is also resistant to most acids oxidize. Often this material is used in power plants.

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Standards

HDIN / EN	US-Standard	AFNOR	UNI	JIS	request
X6CrNi18-10	AISI 304H UNS S30409 UNS S304080			SUS302 SUS304HFB SUS304HFB SUS304HTB SUS304HTP	request

Material Category: High-temperature resisting steel and alloy

Chemical Composition

C %	Si %	Mn %	P %	S %	Cr %	N %	Ni %
0,04 - 0,08	max 1,00	max 2,00	max 0,035	max 0,015	17,00 - 19,00	max 0,100	8,00 - 11,00

Mechanical Properties

vergütet
0,2% Dehngrenze (Rp0,2)	Zugfestigkeit (Rm)	Bruchdehnung (A 5,65)	Kerbschlagarbeit (DVM)	Kerbschlagarbeit KV (ISO-V/Charpy-V)	Zeitstandfestigkeit 10.000 h	Zeitstandfestigkeit 100.000 h	Warmfestigkeit	bei Temperatur
							~ 650 °C
>= 185 N/mm²	500 - 700 N/mm²	>= 40 %	>= 85 Joule	>= 90 Joule				~ 20 °C
>= 157 N/mm²								~ 200 °C
>= 127 N/mm²								~ 300 °C
>= 108 N/mm²								~ 400 °C
>= 98 N/mm²								~ 500 °C
>= 88 N/mm²					~ 191 N/mm²	~ 140 N/mm²		~ 550 °C
>= 83 N/mm²					~ 132 N/mm²	~ 89 N/mm²		~ 600 °C
>= 78 N/mm²					~ 87 N/mm²	~ 52 N/mm²		~ 650 °C
>= 69 N/mm²					~ 55 N/mm²	~ 28 N/mm²		~ 700 °C
					~ 34 N/mm²	~ 15 N/mm²		~ 750 °C

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