Product Specifications
Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
Surface: |
Bright or Oxide or Acid White |
Application: |
Locomotive Resistors |
Size: |
Customized |
Chemical Composition: |
Cr:12.0-15.0,Al:4.0-6.0 |
Status: |
Bright,Oxidized,Annealed,Hard |
Resisivity: |
1.25±0.08 Ohm Mm2/M |
Shape: |
Strip,Wire |
Product Type: |
Strip |
Carbon Content: |
Low Carbon |
Material: |
Fecral |
Product Description
Alkrothal 14 strip used for Locomotive
1.Description
FeCrAl electric heating strip Alkrothal 14 with the characteristics of high resistance, low coefficient of electric
resistance, high operating temperature, good corrosion resistance under high temperature.
Chemical Content(%)
C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
Max0.12 | Max 0.025 | Max 0.025 | Max 0.70 | Max 1.0 | 12.0~15.0 | Max 0.60 | 4.0~6.0 | Bal. | - |
Mechanical Properties
Max Continuous Service Temp | 950ºC |
Resisivity at 20ºC | 1.25±0.08 ohm mm2/m |
Density | 7.4 g/cm3 |
Thermal Conductivity | 52.7 KJ/m·h·ºC |
Coefficient of Thermal Expansion | 15.4×10-6/ºC |
Melting Point | 1450ºC |
Tensile Strength | 588~735 Mpa |
Elongation | Min 12% |
Section Variation Shrink Rate | 65~75% |
Repeatedly Bend Frequency | Min 5 times |
Continuous Service Time | - |
Hardness | 200-260HB |
Micrographic Structure | Ferrite |
Magnetic Property | Magnetic |
Temperature Factor of Electrical Resistivity
20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 500ºC | 600ºC | 700ºC | 800ºC | 900ºC | 1000ºC |
1 | 1.005 | 1.014 | 1.028 | 1.044 | 1.064 | 1.090 | 1.120 | 1.132 | 1.142 | 1.150 |
2.Specification
1).Locomotive resistance strip:
Thickness:0.6mm-1.5mm
Width:60mm-90mm
2).Electric ceramic cooktop resistance strip:
Thickness:0.04mm-1.0mm
Width:5mm-12mm
Thickness&Width:(0.04mm-1.0mm)×12mm(above)
3).Low resistance ribbon:
Thickness&Width:(0.2mm-1.5mm)*5mm
4).Industrial furnace strip:
Thickness:1.5mm-3.0mm
Width:10mm-30mm
5)Wire: Diameter:0.05mm-10.0mm
3.Usage
FeCrAl electric heating strip Alkrothal 14 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
FeCrAl electric heating strip Alkrothal 14 has Stable performance;Anti-oxidation;Corrosion resistance;High
temperature stability;Excellent coil-forming ability;Uniform and beautiful surface condition without spots.
Wisdom is a professional export-oriented company, which located in Shanghai, one largest commercial city in China. We mainly manage alloy products, winding machines, metallic substrates, construction products and other related products. Our company has been engaged in these fields for many years and has a sound reputation and credits among the foreign customers and suppliers with our great variety of first-rate quality products, novel design and good services. Our selling net-work has expanded to Middle East Area, European countries, America etc.
We warmly welcome friends of various circles to come to visit and talk about business with us. We have established excellent business relationships with lots of our old partners based on equality, mutual benefit, customer first & service foremost, contract respecting. We look forward to your business negotiation and will sincerely be your best trade partner.