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NiCr electrical heating alloy We have established a repute in bringing forth an extremely vibrant yet productive range of electrical heating alloy. These alloys are made of finest raw materials that are sourced from trusted vendors. Our ability of meeting all high-end demands of customers is appreciated worldwide. We offer heating alloy with below given features. 1. Introduction to products Nickel-chromium, nickel-chromium alloy with high and stable resistance, corrosion resistance, surface oxidation resistance is good, a better under high temperature and seismic strength, good ductility, good workability and weldability. 2. Products and services 1.Pass: ISO9001 certification; 2.fine after-sale services; 3.small order accepted; 4.samples available; 3.Application Our Products widely apply to chemical industry, metallurgy mechanism, glass industry, ceramic industry, home appliance area and so on. 4.size wires:0.018-10mm Ribbons:0.05*0.2-2.0*6.0mm Strips:0.5*5.0-5.0*250mm Bars:D10-100mm 5.NiCr series
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Alloy Nomenclature Performance
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Cr20Ni80
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Cr30Ni70
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Cr15Ni60
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Cr20Ni35
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Cr20Ni30
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Main Chemical composition
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Ni
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Rest
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Rest
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55.0-61.0
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34.0-37.0
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30.0-34.0
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Cr
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20.0-23.0
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28.0-31.0
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15.0-18.0
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18.0-21.0
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18.0-21.0
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F
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1.0
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1.0
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Rest
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Rest
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Rest
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Max. continuous service temp. of element(ºC)
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1200
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1250
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1150
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1100
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1100
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Resistivity at 20ºC (¼·m)
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1.09
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1.18
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1.12
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1.0
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1.04
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Density(g/cm3)
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8.40
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8.10
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8.20
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7.90
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7.90
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Thermal conductivity (KJ/m·hºC)
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60.3
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45.2
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45.2
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43.8
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43.8
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Coefficient of lines expansion(±10-6ºC)
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18.0
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17.0
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17.0
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19.0
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19.0
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Melting point approx.( ºC)
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1400
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1380
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1390
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1390
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1390
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Elongation at rupture(%)
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>20
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>20
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>20
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>20
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>20
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Micrographic structure
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austenite
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austenite
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austenite
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austenite
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austenite
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Magnetic properties
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nonmagnetic
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nonmagnetic
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Weak magnetic
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Weak magnetic
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Weak magnetic
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