Shanghai, China
Management System Certification:
ISO 9001
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Resistance Wire, Resistance Heating Wire, Heating Resistor Wire manufacturer / supplier in China, offering Alloy Resistance Wire (CrAl 20/5), Constantan Flat wire, SS420 stainless steel wire TAFA t60 Thermal Spray Wire and so on.

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Alloy Resistance Wire (CrAl 20/5)

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Min. Order / Reference FOB Price
20 kg US $5/ kg
Port: Shanghai, China
Production Capacity: 5000 tons/year
Payment Terms: L/C, T/T, Western Union, Paypal
Product Type: Wire
Material: Iron Chrome Aluminum Wire
Carbon Content: Low Carbon
Mainly Usage: Heater, Resistor
Transport Package: waterproof film, Weave bag, Wooden Case
Specification: RoHS

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Basic Info

Model NO.: CrAl 20-5
Trademark: TANKII
Origin: Shanghai, China
HS Code: 7223000000

Product Description

Alloy Resistance Wire (CrAl 20/5)

Heating Resistance Wire/China Producer

Nominal Analysis

20.00 Cr, 5.00 Al, Bal. Fe

Max contineous working temperature: 1250 º C.

Melting Temperature: 1500 º C

Electrical Resistivity: 1.4 ohm mm2/m

Has been used extensively as heating elements in industrial furnaces and electrical kilns.

Has less hot strength than Tophet alloys but much higher melting point.

Shanghai TANKII ALLOY MATERIAL Co., Ltd.

MOST PROFESSIONAL ALCHROME AND FECRAL ALLOY PRODUCER IN China

We also produce CrAl 14/4, CrAl 19/3 and other grade resistance wire for industrial demand.
Chemical Composition and Main Property of Fe-Cr-Al Resistance Alloy
Properties \ Grade1Cr13Al40Cr25Al50Cr21Al60Cr23Al50Cr21Al40Cr21Al6Nb0Cr27Al7Mo2
Main Chemical Composition
(%)
Cr12.0-15.023.0-26.019.0-22.022.5-24.518.0-21.021.0-23.026.5-27.8
Al4.0-6.04.5-6.55.0-7.04.2-5.03.0-4.25.0-7.06.0-7.0
Reopportuneopportuneopportuneopportuneopportuneopportuneopportune
FeBal.Bal.Bal.Bal.Bal.Bal.Bal.

 

 

 

 

 

 
Nb0.5Mo1.8-2.2
Max Continuous Service Temperature(oC)950125012501250110013501400
Resisivity 20oC  (Ω mm2/m)1.25
± 0.08
1.42
± 0.06
1.42
± 0.07
1.35
± 0.07
1.23
± 0.07
1.45
± 0.07
1.53
± 0.07
Density(g/cm3)7.47.17.167.257.357.17.1
Thermal Conductivity52.746.163.260.246.946.145.2
(KJ/m@ h@ oC)
Coefficient of Thermal Expansion(α × 10-6/oC)15.41614.71513.51616
Approximate Melting Point( oC)1450150015001500150015101520
Tensile Strength(N/mm2)580-680630-780630-780630-780600-700650-800680-830
Elongation(%)> 16> 12> 12> 12> 12> 12> 10
Section Variation65-7560-7565-7565-7565-7565-7565-75
Shrink Rate (%)
Repeatedly Bend Frequency(F/R)> 5> 5> 5> 5> 5> 5> 5
Hardness (H. B. )200-260200-260200-260200-260200-260200-260200-260
Continuous Service Timeno≥ 80/1300≥ 80/1300≥ 80/1300≥ 80/1250≥ 50/1350≥ 50/1350
Micrographic StructureFerriteFerriteFerriteFerriteFerriteFerriteFerrite
Magnetic PropertyMagneticMagneticMagneticMagneticMagneticMagneticMagnetic

Alloy Resistance Wire (CrAl 20/5)
Alloy Resistance Wire (CrAl 20/5)
Alloy Resistance Wire (CrAl 20/5)
Alloy Resistance Wire (CrAl 20/5)
Alloy Resistance Wire (CrAl 20/5)
 

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