0cr20al5re 0.3mm 0.5mm 0.8mm Electric Furnace of Heating Wire

• Product Type: Wire
• Material: Fecral
• Carbon Content: Low Carbon
• PCD: 100mm
• Status: Bright
• Thickness: 0.05-0.2mm
• Model NO.: cr20Al5 cr25Al5
• Width: 30-200mm
• Resisivity at 20 Oc: 1.42+-0.07 Ohm mm2/M
• Transport Package: Woden Pallet
• Specification: ISO9001, ISO14001
• Trademark: ualloy
• Origin: China
• HS Code: 72209000
• Production Capacity: 500tons/Year

Product Description

UALLOY139 is a iron-chromium-aluminium alloy (FeCrAl alloy) characterized by high resistance, low coefficient of electric resistance, high operating temperature, good corrosion resistance under high temperature.It is suitable for use at temperatures up to 1300°C.

 

Typical applications for UALLOY139 are used in industrial electric furnace, electric ceramic cooktop.

Normal composition%

C	P	S	Mn	Si	Cr	Ni	Al	Fe	Other
Max
0.04	0.02	0.015	0.50	Max 0.4	20.0-21.0	Max 0.10	4.8-6	Bal.	/

 

Typical Physical properties

Density (g/cm3)	7.10
Electrical resistivity at 20ºC(mm2/m)	1.39
Conductivity coefficient at 20ºC (WmK)	13
Tensile Strength(Mpa)	637-784
Elongation	Min 16%
Harness(HB)	200-260
Section Variation Shrink Rate	65-75%
Repeatedly Bend Frequency	Min 5 times

 

 

 

Coefficient of thermal expansion
Temperature	Coefficient of Thermal Expansion x10-6/ºC
20 ºC- 1000ºC	16

 

 

Specific heat capacity
Temperature	20ºC
J/gK	0.49

 

Melting point (ºC)	1500
Max continuous operating temperature in air (ºC)	1300
Magnetic properties	magnetic

 

Style of supply

Alloys Name	Type	Dimension
UALLOY139W	Wire	D=0.03mm~8mm
UALLOY139R	Ribbon	W=0.4~40	T=0.03~2.9mm
UALLOY139S	Strip	W=8~250mm	T=0.1~3.0
UALLOY139F	Foil	W=6~120mm	T=0.003~0.1
UALLOY139B	Bar	Dia=8~100mm	L=50~1000

Temperature Factor of Electrical Resistivity

20ºC	100ºC	200ºC	300ºC	400ºC	500ºC	600ºC	700ºC	800ºC	900ºC	1000ºC	1100ºC	1200ºC
1	0.997	0.996	0.994	0.991	0.990	0.990	0.990	0.990	0.990	0.990	0.990	0.990

TRansportation:



FAQ:
Q1.Is there any discount of the  wire?
A. Yes. Bigger quantity will get a discount.
Q2.Information needed if I want a quotation?
A Name, Standard, Material Grade(Chemical Composition), Size Quantity, Weight.
Q3. Can we visit your company/factory before place the order?
A. Yes. Welcome anytime
Q4: How does your factory do regarding quality control?
A. Quality is priority. We always attach great importance to quality controlling from beginning to end.