0cr25al5 Fecral Alloys Heating furnace tube
1. Introduction
With the characteristics of high resistance, low coefficient of electric resistance,
High operating temperature, good corrosion resistance under high temperature.
It is mainly used in electric ceramic cooktop, industrial furnace.
2. Features
Stable performance; Anti-oxidation; Corrosion resistance; High temperature stability; Excellent coil-forming ability; Uniform and beautiful surface condition without spots.
3. Specification
3.1. Electric ceramic cooktop resistance strip:
Thickness: 0.04mm-1.0mm
Width: 5mm-12mm
Thickness&Width: (0.04mm-1.0mm)× 12mm(above)
3.2. Low resistance ribbon:
Thickness&Width: (0.2mm-1.5mm)*5mm
3.3. Industrial furnace ribbon:
Thickness: 1.5mm-3.0mm
Width: 10mm-30mm
| The allowable tolerance of alloy wire and rod diameter GB/T1234-2102 |
| Category | Diameter(mm) | Tolerance(mm) |
| Cold-drawn steel wire | 0.02 ~ 0.025 | 0.02 ~ 0.025 |
| 0.025 ~ 0.03 | 0.025 ~ 0.03 |
| 0.03 ~ 0.05 | 0.03 ~ 0.05 |
| 0.05 ~ 0.1 | 0.05 ~ 0.1 |
| 0.1 ~ 0.3 | 0.1 ~ 0.3 |
| 0.3 ~ 0.5 | 0.3 ~ 0.5 |
| 0.5 ~ 1.0 | 0.5 ~ 1.0 |
| 1.0 ~ 3.0 | 1.0 ~ 3.0 |
| 3.0 ~ 6.0 | 3.0 ~ 6.0 |
| 6.0 ~ 8.0 | 6.0 ~ 8.0 |
| 8.0 ~ 10.0 | 8.0 ~ 10.0 |
| Hot-finished rod | 5.5 ~ 12.0 | ±0.4 |
| 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 |
| 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 |
| Properties/Grade | MWS-875 |
| Main Chemical composition(%) | Cr | 22.5 |
| Al | 5.5 |
| Fe | Bal |
| Tensile Strength(Psi at 20C) | Min | 105 |
| Max | 175 |
| Resistivity at 20oC (μ Ω @ m) | Ohms/Cmf | 875 |
| Tcr 0-100C | 0.00002 |
| Density (g/cm3) | 7.1 |
| Pounds percubic inch | 0.256 |
| Coefficient of linear expansion between20-100C(α × 10-6/oC) | 12 |
| Melting point (approx. )( oC) | 1520 |
| Magnetic attraction | Strong |
Hangzhou Ualloy Material Co., Ltd is a high-tech enterprise which specialized in making all kinds of alloy strip such as high resistance alloy, low-resistance copper nickel alloy, precision alloy, FeCrAl alloy for exhaust purifier.
HangZhou Ualloy Material Co., Ltd have a full production line from melting, surface cleaning, rolling and slitting, full set of testing machine and can meet all kinds of technical requirement from customer. Our product is widely used in heating equipment, big steel mill, mineral, electrical equipment, food machinery, auto industry, aerospace industry. Our product not only is popular in domestic market, but also been exported to all over the world.
Our company aims to be the best-quality alloy strip producer in the world. We insist on developing the more advanced alloy strip technology, to serve all the customer, improve people's living level, make a more green earth in the future.
