NiCr21Mo | 2.4858 Material Datasheet - Properties - Materials Portal

NiCr21Mo | 2.4858 Material Datasheet

Material Test Series Values

Material Standard Values

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Material Description

Material Number	Material Number (single)	Standard	Range of Application	Standard Status	Country	Predecessor	Remark	Application temperature [°C]
2.4858 (VdTÜV WB 432-3 : 2023-06)	2.4858	VdTÜV WB 432-3 : 2023-06	Supersedes VdTÜV WB 432-3 : 2021-03	Valid	Germany	NiCr21Mo	High corrosion resistant, titanium-stabilized Ni base alloy for pressure vessels according to AD 2000 data sheet W2, for pressure equipment according to directive 2014/68/EU and for nuclear engineering. The material is resistant to intergranular corrosion even in the welded condition. Applicable documents: DIN EN 10222-1, DIN EN 10272	-10 - 450

Chemical Composition

Al [%]	C [%]	Cr [%]	Cu [%]	Mn [%]	Mo [%]	Ni [%]	P [%]	S [%]	Si [%]	Ti [%]	Source	Remark
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Mechanical Properties

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Specimen Direction	Tensile Strength [MPa]	Yield Strength (0.2% offset) [MPa]	Yield Strength (1.0% offset) [MPa]	Elongation A [%]	Source
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Physical Properties

Temperature [°C]	Melting Temperature [°C]	Density [g/cm³]	Young's Modulus [GPa]	Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1]	Thermal Conductivity [W/(m*K)]	Specific Electrical Resistance [µΩm]	Mean Specific Heat Capacity [kJ/(kg*K)]	Source
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Young's Modulus [GPa] vs Temperature [°C]

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Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] vs Temperature [°C]

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Magnetic Properties

Temperature [°C]	Relative Permeability µr	Source
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Welding and Joining

Procedure	Welding and Joining - Evaluation	Holding Temperature [°C]	Source
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Toughness Data (Impact)

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Specimen Shape	Specimen Direction	Notch Impact Energy [J]	Notch Bar Impact Strength [J/cm²]	Source
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Heat Treatment

Heat Treatment	Temperature [°C]	Medium	Source	Remark
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Cross Reference

Material Name	Country	Standard	Source
NS1402	China	GB/T 15007	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
H01402	China	GB/T 15007	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
NA16	Great Britain	BS 3076	Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
NiFe30Cr21Mo3	International	ISO 9723	Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
NW8825	International	ISO 9723	Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
NiFe30Cr21Mo3	International	ISO 9725	Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
NW8825	International	ISO 9725	Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
NCF825	Japan	JIS G 4901	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
NFC825	South Korea	KS D 3531	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
N08825	USA	UNS	Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
SB-425 UNS N08825	USA	ASME SB-425	Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
SB-564 UNS N08825	USA	ASME SB-564	Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
B425 UNS N08825	USA	ASTM B424	Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
B564 UNS N08825	USA	ASTM B564	Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
11F	USA	SAE J470	Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
NiCr21Mo	Germany	VdTUEV WB 432-3
NiCr21Mo	Germany	VdTUV WB 432-3

Producer/Supplier/Trade names

Tradename	Supplier	Source
2.4858	A&R Greifenberg GmbH, Essen	VdTÜV WB 432-3 Supplement : 2023-06
2.4858	Chr. Höver & Sohn GmbH & Co KG, Lindlar	VdTÜV WB 432-3 Supplement : 2023-06
2.4858	Hammerschmiede Jäckel Müller GmbH, Essen	VdTÜV WB 432-3 Supplement : 2023-06
Incoloy 825	INCO ALLOYS INTERN. LTD., Hereford, Huntington	VdTÜV WB 432-3 Supplement : 2023-06
825 / 2.4858	ITALFOND S.p.a., Bagnolo Mella (BS)	VdTÜV WB 432-3 Supplement : 2023-06
NiCr21Mo	KB Schmiedetechnik GmbH, Hagen	VdTÜV WB 432-3 Supplement : 2023-06
2.4858	Kind & Co., Edelstahlwerk, Wiehl	VdTÜV WB 432-3 Supplement : 2023-06
2.4858	Rosswag GmbH, Pfinztal-Kleinsteinbach	VdTÜV WB 432-3 Supplement : 2023-06
Incoloy 825	Special Metals Wiggin Ltd., Hereford	VdTÜV WB 432-3 Supplement : 2023-06
VDM Alloy 825	VDM Metals GmbH, Frankfurt/Main
Nicrofer 4221	VDM Metals GmbH, Frankfurt/Main

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