Alkrothal 720 Strip Used for Locomotive

• Customization: Available
• Product Type: Strip
• Material: Fecral
• Model NO.: 0005
• Carbon Content: Low Carbon
• Surface: Bright or Oxide or Acid White
• Application: Locomotive
• Specification: A level of quality, e. g CE, RoHS, SGS, GMP, etc.
• Trademark: WISDOM
• Origin: Shanghai, China
• Production Capacity: 50 Tons Every Month

Product Description

Alkrothal 720 strip used for Locomotive
 
1.Description
FeCrAl electric heating strip Alkrothal 720  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 720   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 720  has Stable performance;Anti-oxidation;Corrosion resistance;High temperature stability;Excellent coil-forming ability;Uniform and beautiful surface condition without spots.