FeCrAl(0Cr21Al4) Heating Strip
1. Description
FeCrAl Heating Strip With the characteristics of high resistance,
low coefficient of electric resistance, high operating temperature,
good corrosion resistance under high temperature, it is widely used
in industrial electric furnace, household electrical appliance and
far infrared ray device.
2. Specification
Wire: Diameter: 0.15mm-8.0mm
Strip: Thickness: 0.6mm-3.0mm
Width: 5mm-250mm
3. Usage
FeCtAl Heating Alloy is mainly used in electric locomotive, diesel
locomotive, metro vehicle and high speed moving car etc brake
system brake resistor, electric ceramic cooktop, industrial
furnace.
4. Features
The features of FeCtAl Heating Alloy are Stable performance;
Anti-oxidation; Corrosion resistance; High temperature stability;
Excellent coil-forming ability; Uniform and beautiful surface
condition without spots.
5. Packing detail
1) Coil (plastic spool) + compressed ply-wooden case + pallet
2) Coil (plastic spool) + carton + pallet
6. Products and services
1). Pass: ISO9001 certification, and SO14001cetification;
2). Fine after-sale services;
3). Small order accepted;
4). Stable properties in high temperature;
5). Fast delivery;
| Si | Cr | Ni | Al | Fe | Other |
|
| Max 1.0 | 18.0~21.0 | Max 0.60 | 3.0~4.2 | Bal. | - |
Mechanical Properties
| The allowable tolerance of alloy strip GB/T1234-2012 | |
| Category | Thickness ( mm ) | Tolerance ( mm) | |
| Common precision | High precision | |
| Cold-rolled strip | 0.05 ~ 0.1 | ±0.01 | ±0.005 | |
| 0.1 ~ 0.2 | ±0.015 | ±0.01 | |
| 0.2 ~ 0.5 | ±0.02 | ±0.015 | |
| 0.5 ~ 1.0 | ±0.03 | ±0.025 | |
| 1.0 ~ 1.8 | ±0.04 | ±0.03 | |
| 1.8 ~ 2.5 | ±0.05 | ±0.04 | |
| 2.5 ~ 4.0 | ±0.06 | ±0.05 | |
| Hot-rolled Strip | 2.5 ~ 5.0 | ±0.25 | ±0.2 | |
| 5.0 ~ 7.0 | ±0.3 | ±0.25 | |
| 7.0 ~ 10.0 | ±0.4 | ±0.35 | |
| 10.0 ~ 20.0 | ±0.5 | ±0.45 | |
| The allowable tolerance of alloy strip GB/T1234-2012 |
| Category | Width ( mm ) | Tolerance ( mm ) |
| side cut | Nonside cut |
| Common precision | High precision |
| Cold-rolled Strip | 5.0 ~ 10.0 | ±0.2 | ±0.1 | -0.6 |
| 10.0 ~ 20.0 | -0.8 |
| 20.0 ~ 30.0 | -1 |
| 30.0 ~ 50.0 | ±0.3 | ±0.15 | -1.2 |
| 50.0 ~ 100.0 | ±1.0 |
| 100.0 ~ 200.0 | ±0.5 | ±0.25 | ±1.5 |
| 200.0 ~ 300.0 | ±1.8 |
| Hot-rolled Strip | 15.0 ~ 60.0 | / | ±1.5 |
| 60.0 ~ 200.0 | ±2.5 |
| 200.0 ~ 300.0 | ±3.0 |
| Max Continuous Service Temp | 1100ºC |
| Resisivity at 20ºC | 1.23 ohm mm2/m |
| Density | 7.35 g/cm3 |
| Thermal Conductivity | 46.9 KJ/m@h@ºC |
| Coefficient of Thermal Expansion | 13.5×10-6/ºC |
| Melting Point | 1500ºC |
| Tensile Strength | 637~784 Mpa |
| Elongation | Min 12% |
| Section Variation Shrink Rate | 65~75% |
| Repeatedly Bend Frequency | Min 5 times |
| Continuous Service Time | - |
| handness | 200-260HB |
| Micrographic Structure | Ferrite |
| Magnetic Property | Magnetic |
