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NiCr20CuMo | 2.4660 Material Datasheet

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Material Description

Material Number Material Number (single) Standard Range of Application Standard Status Country Predecessor Application temperature [°C]
2.4660 (DIN 17744 : 2020-12) 2.4660 DIN 17744 : 2020-12 Supersedes DIN 17744 : 2002-09 Valid Germany NiCr20CuMo ≤ 500 1)
1) Remark: NiCrCuMo alloy for corrosion-resistant components. Application: chemical industry

Chemical Composition

C [%] Co [%] Cr [%] Cu [%] Mn [%] Mo [%] Ni [%] P [%] S [%] Si [%] Nb+Ta [%]
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Mechanical Properties

Semi-finished Product Condition Strength Abbrevation Nominal Size [mm] Temperature [°C] Tensile Strength [MPa] Yield Strength (0.2% offset) [MPa] Yield Strength (1.0% offset) [MPa] Elongation A [%] Hardness HB | HBW
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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)]
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Welding and Joining

Procedure Welding and Joining - Evaluation Interpass Temperature [°C] Added Materials Information
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Cross Reference

Material Name Country Standard
NS1403 China GB/T 5355 1)
H08020 China GB/T 5355 1)
NS1403 China GB/T 15007 1)
H08020 China GB/T 15007 1)
FeNi35Cr20Cu3Mo2 International ISO 9722
N08020 USA UNS 2)
SB-462 UNS N08020 USA ASME SB-462 2)
SB-463 UNS N08020 USA ASME SB-463 2)
SB-464 UNS N08020 USA ASME SB-464 2)
A182 Grade F20 USA ASTM A182 2)
A240 UNS N08020 USA ASTM A240 2)
A358 UNS N08020 USA ASTM A358 2)
A480 UNS N08020 USA ASTM A480 2)
B366 UNS N08020 USA ASTM B366 2)
B462 UNS N08020 USA ASTM B462 2)
B463 UNS N08020 USA ASTM B463 2)
B464 UNS N08020 USA ASTM B464 2)
B468 UNS N08020 USA ASTM B468 2)
B472 UNS N08020 USA ASTM B472 2)
B473 UNS N08020 USA ASTM B473 2)
B474 UNS N08020 USA ASTM B474 2)
B475 UNS N08020 USA ASTM B475 2)
B729 UNS N08020 USA ASTM B729 2)
B924 UNS N08020 USA ASTM B924 2)
G123 UNS N08020 USA ASTM G123 2)
G28 UNS N08020 USA ASTM G28 2)
N08020 USA NACE MR-01-75 2)
Carpenter 20Cb3 USA 2)
NiCr20CuMo Germany DIN 17750
NiCr20CuMo Germany DIN 17751
NiCr20CuMo Germany DIN 17752
NiCr20CuMo Germany DIN 17753
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
Nicrimphy 920 Aperam Stainless Europe, Paris 1)
ATI 20 ATI Flat Rolled Products GmbH, Remscheid 1)
NY 920 AUBERT & DUVAL Deutschland GmbH, München 1)
Alloy 20 C B 3 Enpar Sonderwerkstoffe GmbH, Gummersbach 1)
Alloy 20 ZAPP AG, Ratingen 1)
INCOLOY alloy 020 Special Metals Deutschland Ltd., Düsseldorf 1)
VDM Alloy 20 VDM Metals GmbH, Werdohl 1)
Nicrofer 3620 Nb VDM Metals GmbH, Werdohl
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach

Material Compliance

REACh RoHS
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