FeCrAl wire mesh
FeCrAl
Properties：
Alloy Nomenclature Performance 1Cr13Al4 0Cr25Al5 0Cr21Al6 0Cr23Al5 0Cr21Al4 0Cr21Al6Nb 0Cr27Al7Mo2
Main Chemical composition Cr 12.0-15.0 23.0-26.0 19.0-22.0 20.5-23.5 18.0-21.0 21.0-23.0 26.5-27.8
Al 4.0-6.0 4.5-6.5 5.0-7.0 4.2-5.3 3.0-4.2 5.0-7.0 6.0-7.0
Re opportune opportune opportune opportune opportune opportune opportune
Fe Rest Rest Rest Rest Rest Rest Rest
Nb0.5 Mo1.8-2.2
Max. continuous service temp. of element(ºC) 950 1250 1250 1250 1100 1350 1400
Resistivity at 20ºC 1.25 1.42 1.42 1.35 1.23 1.45 1.53
Density(g/cm3) 7.40 7.10 7.16 7.25 7.35 7.10 7.10
Thermal conductivity(KJ/mC) 52.7 46.1 63.2 60.2 46.9 46.1
Coefficient of lines expansion(a10-6/ºC) 15.4 16.0 14.7 15.0 13.5 16.0 16.0
Melting point approx.( ºC) 1450 1500 1500 1500 1500 1510 1520
Tensile strength(N/mm2) 580-680 630-780 630-780 630-780 600-700 650-800 680-830
Elongation at rupture(%) >16 >12 >12 >12 >12 >12 >10
Variation of area(%) 65-75 60-75 65-75 65-75 65-75 65-75 65-75
Repeat Bending frequency(F/R) >5 >5 >5 >5 >5 >5 >5
Hardness(H.B.) 200-260 200-260 200-260 200-260 200-260 200-260 200-260
continuous servicetime(Hours/ ºC) -- =80/1300 =80/1300 =80/1300 =80/1250 =50/1350 =50/1350
Micrographic structure Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite
Magnetic properties Magnetic Magnetic Magnetic Magnetic Magnetic Magnetic Magnetic
Characteristics:
1. Low temperature coefficient of electric resistance
2. High operating temperature and good corrosion resistance under high temperature
3. Good oxidation and heat resistance
4. Excellent oxidation properties at 800-1300ºC
Applications:
1. Used chiefly for heating elements in the electrical industry
2. Industrial electric furnace, household electrical appliance, electrical oven, electrical heater, infrared settings and far infrared ray device
3. Employed under high-temperature conditions
Specification:
Wire CNS 2962-1984 Diameter:0.05mm-10.0mm,
0.002 Inch to 0.3937 Inch
Wire Mesh GB/T 5330.1
GB/T 17492
JB/T 9155 0.5-250 mesh/Inch
Thickness: Min0.05mm
Sheet CNS 2962-1984 Thickness: 0.05mm and above
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