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Resistalloy International Resistalloy 3718 Nickel Chromium Electrical Resistance Alloy
| Category | Metal , Electronic/Magnetic Alloy , Nonferrous Metal , Nickel Alloy , Superalloy , Iron Base |
| Manufacturer | Resistalloy International Limited |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Resistalloy International Resistalloy 3718 Nickel Chromium Electrical Resistance Alloy.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Used mainly for electrical elements in both industrial and domestic applications. Industrial applications vary from small laboratory kilns to heavy-duty heat-treatment furnaces under all types of atmospheres. Available as wire, bar, and strip. Non-magnetic.Information provided by Resistalloy International Limited.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 7.90 g/cc | 0.285 lb/in³ |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Vickers | 180 | 180 | |
| Tensile Strength, Ultimate | 750 MPa | 109000 psi | |
| 100 MPa @Temperature 900 °C |
14500 psi @Temperature 1650 °F |
||
| Tensile Strength, Yield | 450 MPa | 65300 psi | |
| Elongation at Break | 25 - 30 % | 25 - 30 % | 50 mm (2 in) |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 16.0 µm/m-°C @Temperature 20.0 - 250 °C |
8.89 µin/in-°F @Temperature 68.0 - 482 °F |
|
| 17.0 µm/m-°C @Temperature 20.0 - 500 °C |
9.44 µin/in-°F @Temperature 68.0 - 932 °F |
||
| 19.0 µm/m-°C @Temperature 20.0 - 1000 °C |
10.6 µin/in-°F @Temperature 68.0 - 1830 °F |
||
| Specific Heat Capacity | 0.500 J/g-°C | 0.120 BTU/lb-°F | |
| Thermal Conductivity | 13.0 W/m-K | 90.2 BTU-in/hr-ft²-°F | |
| Melting Point | 1390 °C | 2530 °F | |
| Maximum Service Temperature, Air | 1100 °C | 2010 °F |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Emissivity (0-1) | 0.88 | 0.88 | Fully Oxidized |
| Component Elements Properties | Metric | English | Comments |
|---|---|---|---|
| Chromium, Cr | 20 % | 20 % | |
| Iron, Fe | 45 % | 45 % | |
| Nickel, Ni | 35 % | 35 % |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Electrical Resistivity | 0.000104 ohm-cm | 0.000104 ohm-cm | Temperature Factor is 1.21 at 800°C (1470°F). Temperature Factor is 1.23 at 1000°C (1830°F). |
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