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China, Chinese Cr14Al4 Iron Chromium Aluminium Alloys Heating Strip for Heat Element1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
AlloyOther AlloysIron Chromium AluminiumFecral Alloy Sheet
Shanghai Tankii Alloy Material Co., Ltd.
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Product Description Iron Chromium Aluminium Alloys/stripNominal Analysis14.00 Cr, 4.00 Al, Bal. FeMax contineous working temperature: 950o C.Melting Temperature: 1450o CElectrical Resistivity: 1.25 ohm mm2/mHas 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.ALCHROME ALLOY PRODUCER IN CHINAChemical Composition and Main Property of Fe-Cr-Al Resistance Alloy Properties \ Grade 1Cr13Al4 0Cr25Al5 0Cr21Al6 0Cr23Al5 0Cr21Al4 0Cr21Al6Nb 0Cr27Al7Mo2 Main Chemical Composition(%) Cr 12.0-15.0 23.0-26.0 19.0-22.0 22.5-24.5 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 4.2-5.0 3.0-4.2 5.0-7.0 6.0-7.0 Re opportune opportune opportune opportune opportune opportune opportune Fe Bal. Bal. Bal. Bal. Bal. Bal. Bal. Nb0.5 Mo1.8-2.2 Max Continuous Service Temperature(oC) 950 1250 1250 1250 1100 1350 1400 Resisivity 20oC (Ωmm2/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) 7.4 7.1 7.16 7.25 7.35 7.1 7.1 Thermal Conductivity 52.7 46.1 63.2 60.2 46.9 46.1 45.2 (KJ/m@h@oC) Coefficient of Thermal Expansion(α×10-6/oC) 15.4 16 14.7 15 13.5 16 16 Approximate Melting Point( 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(%) >16 >12 >12 >12 >12 >12 >10 Section Variation 65-75 60-75 65-75 65-75 65-75 65-75 65-75 Shrink Rate (%) Repeatedly Bend 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 Service Time no ≥80/1300 ≥80/1300 ≥80/1300 ≥80/1250 ≥50/1350 ≥50/1350 Micrographic Structure Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Magnetic Property Magnetic Magnetic Magnetic Magnetic Magnetic Magnetic Magnetic
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