STA Nickel Chrome Alloys Resistance Heating Nichrome Wire
The Nichrome chemical composition is nickel, chromium and ferrum. It is used at operating temperatures up to 1200 degree celsius. Its chemical composition offers good oxidation resistance, especially under condition of frequent switching or wide temperatures fluctions.
the material of nicr wire
1. FeCrAl heating wire: OCr27AL7Mo2, OCr21AL6Nb, OCr21AL6, OCr25AL5, OCr23AL5, OCr21AL4, 1Cr13AL4.
2. Nichrome heating wire: Cr20Ni80, Cr30Ni70, Cr15Ni60, Cr20Ni35, Cr20Ni30.
3. Product forms and size range
Round wire
0.010-12 mm (0.00039-0.472 inch)
Other sizes are available on request
4. Max continuous working temperature: 1250 C.
Melting Temperature: 1500 C
Electric Resistivity: 1.42 ohm mm2/m
Diameter: 0.01mm-10mm
Fe-Cr-Al Iron-Chromium-Aluminum alloys Has been used extensively as heating elements in industrial furnaces and electrical kilns and has less hot strength than Tophet alloys but much higher melting point.
5. Stock program
We have a number of frequently used products in stock. Please contact us for details
the technical sheet of nicr alloy wire
ALCHROME | NICKECHROME | ||
| FULL NAME | SIMPLE | FULL NAME | SIMPLE |
X10CrAl13(oCr13Al1) | 13-1 | 0Cr18Ni9 | 304 |
0Cr10Al2(18SR) | 18-2 | 0Cr19Ni10Mo2Ti | 316 |
00Cr13Al4 | 0013-4 | 00Cr19Ni10Mo2Ti | 316L |
0Cr13Al4 | 13-4 | Cr25Ni20 | 25-20 |
0Cr15Al5y | 15-5 | Cr20Ni35D | 20-35D |
0Cr20Al5y | 20-5 | Cr20Ni35 (N40) | 20-35 |
0Cr25Al5 | 25-5 | Cr15Ni60 | 15-60 |
0Cr21Al6 | 21-6 | Cr23Ni60 | 23-60 |
0Cr21Al6NbCo | 21-6NbCo | Cr20Ni80 | 20-80 |
| Alloy Nomenclature Performance | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
| Main Chemical composition | Ni | Rest | Rest | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
| Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 | |
| Fe | ≤ 1.0 | ≤ 1.0 | Rest | Rest | Rest | |
| Max. continuous service temp. of element(º C) | 1200 | 1250 | 1150 | 1100 | 1100 | |
| Resistivity at 20º C (μ Ω · m) | 1.09 | 1.18 | 1.12 | 1.0 | 1.04 | |
| Density(g/cm3) | 8.40 | 8.10 | 8.20 | 7.90 | 7.90 | |
| Thermal conductivity (KJ/m· h· º C) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Coefficient of lines expansion(α × 10-6/º C) | 18.0 | 17.0 | 17.0 | 19.0 | 19.0 | |
| Melting point approx. ( º C) | 1400 | 1380 | 1390 | 1390 | 1390 | |
| Elongation at rupture(%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
| Micrographic structure | austenite | austenite | austenite | austenite | austenite | |
| Magnetic properties | nonmagnetic | nonmagnetic | Weak magnetic | Weak magnetic | Weak magnetic | |
Package can be made according to customers' requirements
2.We can also supply other products by processing on your order: coiled wire, wave-shaped wires and different kinds of standard or non-standard electrical heating elements
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