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1cr13al4 1cr21al4 0cr21al6 0cr23al5 0cr25al5 0cr21al6nb 0cr27al7mo2 Fecral Alloy Iron Chrome Aluminum heating Resistacne Alloy Wire Cable
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Name
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FeCrAI Alloy wire
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Grade
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1Cr13Al4 / 0Cr21Al4 / 0Cr19Al3 / 0Cr25Al5 / 0Cr25Al6 / 0Cr25Al5 / 0Cr27Al17Mo2 / 0Cr21Al6 /0Cr23Al5 / 0Cr21Al6Nb
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Size
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Wire
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0.018mm-10mm
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Strip
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0.5*5.0mm-5.0*250mm
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Bar
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8mm-50mm
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Alloy Nomenclature Performance
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1Cr13Al4
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0Cr25Al5
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0Cr21Al6
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0Cr23Al5
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0Cr21Al4
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0Cr21Al6Nb
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0Cr27Al7Mo2
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Chemical Compostion
(%)
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Cr
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12.0-15.0
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23.0-26.0
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19.0-22.0
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20.5-23.5
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18.0-21.0
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21.0-23.0
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26.5-27.8
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Al
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4.0-6.0
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4.5-6.5
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5.0-7.0
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4.2-5.3
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3.0-4.2
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5.0-7.0
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6.0-7.0
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Re
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opportune
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|||||||
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Fe
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Rest
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Rest
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Rest
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Rest
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Rest
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Rest
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Rest
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–
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–
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–
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–
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–
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Nb0.5
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Mo1.8-2.2
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||
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Max. continuous service temp. of element(%)
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950
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1250
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1250
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1250
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1100
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1300
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1400
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Resistivity at 20ºC(μΩ*m)
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1.25
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1.42
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1.42
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1.35
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1.23
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1.45
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1.53
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Density(g/cm3)
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7.4
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7.1
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7.16
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7.25
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7.35
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7.1
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7.1
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Thermal conductivity(KJ/m*h*ºC)
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52.7
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46.1
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63.2
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60.2
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46.9
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46.1
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–
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Coefficient of lines expansion(α*10-6/ºC)
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15.4
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16
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14.7
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15
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13.5
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16
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16
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Melting point approx.(ºC)
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1450
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1500
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1500
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1500
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1500
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1510
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1520
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Tensile strength(N/mm2)
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580-680
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630-780
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630-780
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630-780
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600-700
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650-800
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680-830
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Elongation at rupture(%)
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>16
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>12
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>12
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>12
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>12
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>12
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>10
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Variation of area(%)
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65-75
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60-75
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65-75
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65-75
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65-75
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65-75
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65-75
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Repeat Bending frequency(F/R)
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>5
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>5
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>5
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>5
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>5
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>5
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>5
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Hardness(H.B.)
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200-260
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200-260
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200-260
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200-260
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200-260
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200-260
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200-260
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continuous service time(Hours/ºC)
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–
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≥80/1300
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≥80/1300
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≥80/1300
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≥80/1250
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≥50/1350
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≥50/1350
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Micrographic structure
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Ferrite
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Ferrite
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Ferrite
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Ferrite
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Ferrite
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Ferrite
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Ferrite
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Magnetic properties
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Magnetic
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Magnetic
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Magnetic
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Magnetic
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Magnetic
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Magnetic
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Magnetic
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