NiCr 30:20
NiCr 30:20 is an economical iron-nickel-chromium resistance alloy for furnaces, heaters, incinerators and boilers operating above 1000 °C.
Key Properties
- Nickel 28% minimum on an iron balance, chromium 18-22%.
- Silicon 1.8-3.0%, as on 40:20, supporting the protective scale.
- Aluminium to 0.30% and copper to 0.50%.
- No UNS number is published for it — the dash in the identity table is the published answer, not a gap.
Applications
- Furnace and oven heating elements
- Heaters, boilers and incinerator parts
- Resistor and load bank elements
Available Forms
Aurico Alloys LLP supplies NiCr 30:20 in plates, round bars and sheets, with material test certificates (EN 10204 3.1) and export-ready packaging from Mumbai, India. Contact us for stock availability and pricing.
Equivalent Grades & Standards
| Property | Value |
|---|---|
| UNS number | — |
| Werkstoff / EN number | 1.4860 |
| Density | 7.90 g/cm3 |
Identifiers and physical constants for Nichrome 30/20. A dash means no such designation is published for this grade.