NiCr19NbMo | 2.4668 Material Datasheet
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| Material Number | Material Name | Material Number (single) | Standard | Standard Status | Country | VDA 231-106 classification | Application temperature [°C] | |
|---|---|---|---|---|---|---|---|---|
| 2.4668 (WL 2.4668 : 1984-07) | NiCr19NbMo | 2.4668 | WL 2.4668 : 1984-07 | Valid | Germany | 3.4 | -250 - 700 | 1) |
| 1) Remark: High-temperature, age-hardenable nickel alloy for aerospace applications. It is corrosion-resistant, cold-tough and suitable for welding. Application - for high-temperature resistant (up to 700 °C) and scale-resistant (up to 980 °C) components (turbine disks, casings and parts of liquid rockets) |
Chemical Composition
| Al [%] | B [%] | C [%] | Co [%] | Cr [%] | Cu [%] | Mn [%] | Mo [%] | Nb [%] | Ni [%] | P [%] | S [%] | Si [%] | Ti [%] | Remainder | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| 1) Source: blur | |||||||||||||||
| 2) Remark: blur |
Material Compliance
| REACh | RoHS |
|---|---|
| blur | blur |
Mechanical Properties
| Semi-finished Product | Condition | Condition Number | Nominal Size [mm] | Temperature [°C] | Specimen Direction | Tensile Strength [MPa] | Yield Strength (0.2% offset) [MPa] | Elongation A [%] | Elongation A50 [%] | Reduction of Area [%] | Hardness HB | HBW | Hardness HV | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 3) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 3) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 4) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 4) |
| 1) Source: blur | |||||||||||||
| 2) Source: blur | |||||||||||||
| 3) Source: blur | |||||||||||||
| 4) Source: blur |
Physical Properties
| 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)] | Electric Conductivity [MS/m] | Magnetizeability | |
|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| 1) Source: blur |
FKM Guideline Fatigue Strength
| Condition | Condition Number | Temperature [°C] | Number of Cycles | Bending Fatigue Strength [MPa] | |
|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | 1)2) |
| 1) Source: blur | |||||
| 2) Remark: blur |
Welding and Joining
| Procedure | Condition | Welding and Joining - Evaluation | Added Materials | |
|---|---|---|---|---|
| blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | 1)2) |
| 1) Source: blur | ||||
| 2) Remark: blur |
Creep Rupture Behaviour
| Condition | Condition Number | Temperature [°C] | Creep Tensile Strength at 10² h [MPa] | Creep Tensile Strength at 3*10² h [MPa] | Creep Tensile Strength at 10³ h [MPa] | Creep Tensile Strength at 10^4 h [MPa] | 0.2% Creep Limit at 10² h [MPa] | 0.2% Creep Limit at 3*10² h [MPa] | 0.2% Creep Limit at 10³ h [MPa] | 0.2% Creep Limit at 10^4 h [MPa] | 1% Creep Limit at 10² h [MPa] | 1% Creep Limit at 3*10² h [MPa] | 1% Creep Limit at 10³ h [MPa] | 1% Creep Limit at 10^4 h [MPa] | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| 1) Source: blur |
Heat Treatment
| Semi-finished Product | Heat Treatment | Step | Temperature [°C] | Holding Time [h] | Medium | |
|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | 3) |
| blur | blur | blur | blur | blur | blur | 2)3) |
| blur | blur | blur | blur | blur | blur | 3) |
| 1) Source: blur | ||||||
| 2) Remark: blur | ||||||
| 3) Source: blur |
Formability - Bending - Folding
| Semi-finished Product | Condition | Condition Number | Nominal Size [mm] | Bend Factor (180°) | |
|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | 1) |
| 1) Source: blur |
Cross Reference
| Material Name | Country | Standard | |
|---|---|---|---|
| 2.4668.1 | Germany | WL 2.4668-1 | |
| 2.4668.7 | Germany | WL 2.4668-1 | |
| NI-P 100 HT | Europe | AECMA | 1) |
| NI-PH2601 | Europe | EN 2952 | |
| NI-P100HT | Europe | EN 3219 | |
| 2.4668 | Europe | EN 4376 | |
| NC19FeNb | France | AIR 9165 | 1) |
| 718 Alloy | USA | AMS 5596 | 1) |
| 718 Alloy | USA | AMS 5597 | 1) |
| 718 Alloy | USA | AMS 5662 | 2) |
| 718 Alloy | USA | AMS 5663 | 2) |
| 718 Alloy | USA | AMS 5664 | 2) |
| N07718 | USA | UNS | 3) |
| Inconel 718 | USA | 3) | |
| NiCr19NbMo | 4) | ||
| D1 4426 (PC696) | USA | Boeing | 5) |
| B50TF15 A/D/E | USA | GE Aviation | 5) |
| C50TF6 | USA | GE Aviation | 5) |
| B50A809 | USA | GE Aviation | 5) |
| PW-A-S-5662 Cl. 2 | Canada | Pratt & Whitney | 5) |
| PW-A-S-5663 Cl. 2 | Canada | Pratt & Whitney | 5) |
| DMD424-22 | France | Safran Aircraft Engines | 5) |
| 1) Source: WL 2.4665-1 : 1984-07 | |||
| 2) Source: WL 2.4665-2 : 1984-07 | |||
| 3) Source: Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008 | |||
| 4) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach | |||
| 5) Source: Aerospace Materials, voestalpine BÖHLER Aerospace GmbH & Co KG, Kapfenberg/Austria, 2022 |
Producer/Supplier/Trade names
| Tradename | Supplier | |
|---|---|---|
| Alloy 718 | Aircraftmaterialsuk.com Ltd, Stokenchurch | |
| ATI 718 | ATI Europe, Düsseldorf | 1) |
| Superimphy 718 | Aperam Stainless Europe, Paris | 1) |
| SY 718 | Aperam Stainless Europe, Paris | 1) |
| SY 718 | AUBERT & DUVAL Deutschland GmbH, München | 1) |
| Superimphy 718 | AUBERT & DUVAL Deutschland GmbH, München | 1) |
| BGH 2.4668 | BGH Edelstahl Siegen GmbH | 1) |
| Alloy 718 | Enpar Sonderwerkstoffe GmbH, Gummersbach | 1) |
| SA718 | Kind & Co., Edelstahlwerk, Wiehl | 1) |
| INCONEL alloy 718 | Special Metals Deutschland Ltd., Düsseldorf | 1) |
| VDM Alloy 718 | VDM Metals GmbH, Werdohl | 1) |
| BÖHLER L334 | voestalpine BÖHLER Edelstahl GmbH & Co.KG, Kapfenberg | 1) |
| L 334 | voestalpine High Perfomance Metals Deutschland GmbH, Düsseldorf | 1) |
| ERGILOY 2.4668 | ZAPP AG, Ratingen | 1) |
| 1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach |