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NiCr 70 30 | 2.4658 Material Datasheet

Material Standard Values

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Material Description

Material Number	Material Name	Material Number (single)	Standard	Scope	Standard Status	Country	VDA 231-106 classification	Application temperature [°C]
2.4658 (DIN 17470 : 1984-11)	NiCr 70 30	2.4658	DIN 17470 : 1984-11	Replacement for DIN 17470 : 1963-07 and DIN 59470 : 1963-07	Valid	Germany	3.4	≤ 1200	1)
1) Remark: Austenitic heat conductor material for applications up to 1200 °C in air. High corrosion resistance to air, oxygen and nitrogen containing gases, low to medium corrosion resistance to sulfur containing gases. Preferred application: industrial furnaces, household appliances

Chemical Composition

Cr [%]	Ni [%]
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Material Compliance

REACh	RoHS
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Mechanical Properties

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Tensile Strength [MPa]	Elongation A100 [%]
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Physical Properties

Temperature [°C]	Melting Temperature [°C]	Density [g/cm³]	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)]	Magnetizeability
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Creep Rupture Behaviour

Temperature [°C]	1% Creep Limit at 10³ h [MPa]
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Cross Reference

Material Name	Country	Standard
NiCr7030	Germany		1)
RESISTOHM alloy 70	Great Britain		1)
N06008	USA	UNS	2)
Ni-Cr 30	USA		2)
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
2) Source: Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008

Producer/Supplier/Trade names

Tradename	Supplier
BGH 2.4658	BGH Edelstahl Siegen GmbH	1)
Gilphy 70	Swiss Steel International GmbH, Düsseldorf	1)
Gilphy 70	Sprint Metal Edelstahlziehereien GmbH, Hemer	1)
VDM Alloy HT 70	VDM Metals GmbH, Werdohl	1)
Alloy HT 70	VDM Metals GmbH, Werdohl	1)
Cronix 70	VDM Metals GmbH, Werdohl	1)
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach