Size dimension range: | ||
Wire: | 0.01-10mm | |
Ribbons: | 0.05*0.2-2.0*6.0mm | |
Strip: | 0.05*5.0-5.0*250mm | |
Bar: | 10-50mm | |
FeCrAl alloy series: | OCr15Al5,1Cr13Al4, 0Cr21Al4, 0Cr21Al6, 0Cr23Al5, 0Cr25Al5, 0Cr21Al6Nb,0Cr27Al7Mo2, and etc. |
Alloy Nomenclature Performance | 1Cr13Al4 | 0Cr25Al5 | 0Cr21Al6 | 0Cr23Al5 | 0Cr21Al4 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |||||||
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 | |||||||||||||
Fe | Rest | |||||||||||||
Nb0.5 | Mo1.8-2.2 | |||||||||||||
Max. continuous service temp. of element(℃) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |||||||
Resistivity at 20℃(μm.m) | 1.25 | 1.42 | 1.42 | 1.35 | 1.23 | 1.45 | 1.53 | |||||||
Density(g/cm3) | 7.4 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 | |||||||
Thermal conductivity(KJ/m.h.℃) | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | -- | |||||||
Coefficient of lines expansion(ax10-6/℃) | 15.4 | 16 | 14.7 | 15 | 13.5 | 16 | 16 | |||||||
Melting point approx.(℃) | 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/℃) | -- | ≥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 |