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Cr25Ni20 Bulk High Temperature Resistance Nickel Chromium Wire in Various Industries

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    Buy cheap Cr25Ni20 Bulk High Temperature Resistance Nickel Chromium Wire in Various Industries from wholesalers
     
    Buy cheap Cr25Ni20 Bulk High Temperature Resistance Nickel Chromium Wire in Various Industries from wholesalers
    • Buy cheap Cr25Ni20 Bulk High Temperature Resistance Nickel Chromium Wire in Various Industries from wholesalers
    • Buy cheap Cr25Ni20 Bulk High Temperature Resistance Nickel Chromium Wire in Various Industries from wholesalers
    • Buy cheap Cr25Ni20 Bulk High Temperature Resistance Nickel Chromium Wire in Various Industries from wholesalers

    Cr25Ni20 Bulk High Temperature Resistance Nickel Chromium Wire in Various Industries

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    Brand Name : Senphus
    Certification : ISO9001
    Price :
    Payment Terms : T/T, D/P
    Supply Ability : 30 Tons per day
    Delivery Time : 3 days
    Model Number : Cr25Ni20
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    Cr25Ni20 Bulk High Temperature Resistance Nickel Chromium Wire in Various Industries

    Cr25Ni20 Bulk High Temperature Resistance Nickel Chromium Wire in Various Industries


    Cr25Ni20 is an austenitic heat-resistant alloy with excellent high-temperature strength and corrosion resistance. It contains approximately 25% chromium and 20% nickel, which contribute to its superior properties. This alloy is known for its good oxidation resistance, high-temperature strength, and creep resistance. It is widely used in various industrial sectors such as chemical, aerospace, and power generation where high temperatures and corrosive conditions are prevalent. Cr25Ni20 is also valued for its large specific resistance and low temperature coefficient, making it suitable for use as an electric heating alloy. Its applications include high-temperature heating elements, industrial furnace wires, and components in the aviation, aerospace, chemical, and power industries. The alloy's composition and properties make it an ideal material for components that require resistance to high temperatures and corrosive environments.

    Chemical Composition Wt.%

    Cr25Ni20

    %NiFeCSiMnPSCr
    Min1924
    Max22Bal.0.020.80.80.020.01526

    Main characteristics of Ni-Cr and Ni-Cr-Fe electric heating alloys


    Type



    Performance

    Cr30Ni70Cr15Ni60Cr20Ni35Cr20Ni80Cr20Ni30Cr25Ni20
    Main Chemical compositionNiRest55.0-61.034.0-37.0Rest30.0-34.019.0-22.0
    Cr28.0-31.015.0-18.018.0-21.020.0-23.018.0-21.024.0-26.0
    Fe≤ 1.0RestRest≤ 1.0RestRest
    Max. continuous service temp. of element (℃)125011501100120011001050
    Resistivity at 20 ℃(μΩm)1.18±0.051.12±0.051.04±0.051.09±0.051.06±0.050.95±0.05
    Density(g/cm3)8.108.207.908.407.907.15
    Thermal condyctivity (KJ/m·h·℃)45.245.243.860.343.843.8
    Coefficient of lines expansion (α×10-6/℃)17.017.019.018.019.019.0
    Melting point (approx.)(℃)138013901390140013901400
    Elonation at rupture(%)>20>20>20>20>20>20
    Micrographic structureAusteniteAusteniteAusteniteAusteniteAusteniteAustenite
    Magnetic propertiesNon-magneticLow-magneticLow-magneticNon-magneticLow-magneticNon-magnetic
    Note:The various grades of electric resistance alloy material are blended with the amountof rare earth, titanium and other trace elements, to improve the processing performance andextend the period of the uselife.

    Technical data of wires


    Dia. (mm)Cross-sectional area (mm²)Weight/Meter (g/m)Resistance/Meter at 20 ℃ (Ω/m)Dia. (mm)Cross-sectional area (mm²)Weight/Meter (g/m)Resistance/Meter at 20 ℃ (Ω/m)
    0.0180.0002550.0021173410-46100.250.049090.407420.88-23.54
    0.0200.0003140.0026062940-37400.280.061580.511116.64-18.76
    0.0220.0003800.0031542440-31000.300.070690.586714.49-16.35
    0.0250.0004910.0040751880-24000.320.075480.626512.74-14.36
    0.0280.0006160.0051131530-18700.330.085530.709912.20-13.40
    0.0300.0007070.0058681338-16960.380.11340.94129.13-10.09
    0.0320.0008040.0066731180-14400.400.12571.04338.24-9.108
    0.0350.0009620.007985981-12000.410.1321.09567.68-8.89
    0.0400.0012570.01043780.7-954.10.450.1591.31976.51-7.196
    0.0450.001590.0132594-7260.500.19631.62935.273-5.829
    0.0500.0019630.01629499.6-610.60.550.23761.97214.518-4.994
    0.0550.002380.01975407-4770.600.28272.34643.797-4.197
    0.0630.003120.02590321.41-377.310.650.33182.75393.235-3.575
    0.0700.003850.03196260.5-305.90.700.38483.19382.789-3.083
    0.0800.0050270.04172199.5-234.10.750.44183.66692.43-2.686
    0.0900.0063620.0528157.6-185.00.800.50274.17242.136-2.36
    0.1000.0078540.0652127.7-149.90.850.56744.70941.891-2.091
    0.1100.0098520.08177105.5-123.90.900.63625.28051.687-1.865
    0.1200.012270.101888.67-104.10.950.70885.8831.46-1.62
    0.1400.015390.127765.85-75.771.000.78546.51881.367-1.511
    0.1500.017670.146756.75-66.631.100.95037.88751.13-1.26
    0.1600.020110.0166950.42-58.001.120.98528.17721.05-1.17
    0.1700.0227000.188444.18-51.861.181.09369.07690.95-1.05
    0.1800.025450.211240.26-45.401.201.31310.89790.79-0.87
    0.1900.028350.235335.37-41.531.301.32711.01410.78-0.86
    0.2000.031420.260832.62-36.781.401.53912.77370.70-0.77
    0.2120.0353000.293028.41-33.351.501.76714.66610.60-0.67
    0.2200.038010.315526.65-30.391.602.01116.89240.52-0.58

    Some key features of Cr25Ni20 include:

    1. ‌High Chromium and Nickel Content‌: With approximately 25% chromium and 20% nickel, Cr25Ni20 boasts high levels of these elements, which contribute to its excellent corrosion resistance and high-temperature stability.
    2. ‌Excellent Corrosion Resistance‌: Its high chromium content endows Cr25Ni20 with superior resistance to various corrosive environments, making it suitable for use in harsh conditions.
    3. ‌High Temperature Stability‌: The alloy maintains its properties and performance at elevated temperatures, making it ideal for applications involving high heat.
    4. ‌Good Mechanical Properties‌: Cr25Ni20 possesses good mechanical strength, ductility, and toughness, allowing it to withstand stresses and deformations in demanding applications.
    5. ‌Electrical Resistivity‌: Its moderate electrical resistivity makes Cr25Ni20 suitable for use in electrical heating elements and resistors, where controlled heat generation is essential.
    6. ‌Versatility‌: Due to its combination of properties, Cr25Ni20 finds widespread use in industries such as aerospace, automotive, electrical, and chemical processing.

    Applications:

    • Electrical Heating Elements‌:

    Widely used in heaters, ovens, and furnaces.
    Offers high resistance and stable performance at elevated temperatures.

    • ‌Resistors‌:

    Suitable for high-temperature resistor applications.
    Provides reliable and consistent electrical resistance.

    • ‌Industrial Heating Devices‌:

    Employed in industrial heating systems and processes.
    Known for its durability and resistance to corrosion.

    • ‌Aerospace and Automotive Industries‌:

    Used in components requiring high-temperature stability.
    Offers good mechanical properties and corrosion resistance.


    Cr25Ni20's versatility and robustness make it a preferred choice in applications where high temperatures and resistance to corrosion are crucial.


    The tolerance or wires diameter


    WiresDia.(mm)Tolerance
    0.018-0.025±0.001
    0.028-0.035±0.0015
    0.040-0.055±0.002
    0.070±0.0025
    0.08-0.10±0.003
    0.11-0.14±0.004
    0.16-0.20±0.005
    0.22-0.25±0.006
    0.28-0.30±0.007
    0.32-0.40±0.01
    0.41-0.50±0.015
    0.55-0.80+0.02/-0.03
    0.85-1.00+0.02/-0.03
    1.10-1.50±0.03
    Note:special specification can be produced as per client's request.

    Technical data of ribbon


    Thickness × Width(mm)Resistance/meter(20 ℃) (Ω/m)Surface area/ohm (20℃) (cm2/Ω)Weight/meter (g/m)Surface area/meter (cm2/m)
    0.09x2.55.279.841.7251.8
    0.08x0.2740.07560.1225.6
    0.08x0.349.40.1540.1837.6
    0.08x0.4370.2590.2449.6
    0.08x0.529.60.3920.30511.6
    0.08x0.624.70.5510.36713.6
    0.08x0.721.20.7370.42815.6
    0.08x0.818.50.9510.48917.6
    0.08x0.916.51.190.5519.6
    0.08x1.014.81.460.61121.6
    0.08x1.212.32.070.73325.6
    0.08x1.59.873.20.91631.6
    0.08x1.88.234.571.137.6
    0.08x2.07.45.621.2241.6
    0.07x0.284.60.06380.1075.4
    0.07x0.356.40.1310.167.4
    0.07x0.442.30.2220.2149.4
    0.07x0.533.90.3370.26711.4
    0.07x0.628.20.4750.32113.4
    0.07x0.724.20.6370.37415.4
    0.07x0.821.20.8220.42817.4
    0.07x0.918.81.030.48119.4
    0.07x1.016.91.260.53521.4
    0.07x1.214.11.80.64125.4
    0.07x1.511.32.780.80231.4
    0.06x0.298.70.05270.09165.2
    0.06x0.365.80.1090.1377.2
    0.06x0.449.40.1860.1839.2
    0.06x0.539.50.2840.22911.2
    0.06x0.632.90.4010.27513.2
    0.06x0.728.20.5390.32115.2
    0.06x0.824.70.6970.36717.5
    0.06x0.921.90.8750.41219.2
    0.06x1.019.71.070.45821.2
    0.06x1.216.51.530.5525.2
    0.05x0.21180.04220.07645.00
    0.05x0.3790.08860.1157.00
    0.05x0.459.20.1520.1539.00
    0.05x0.547.40.2320.19111.00
    0.05x0.639.50.3290.22913.00
    0.05x0.733.90.4430.26715.0
    0.05x0.829.60.5740.30517.0
    0.05x0.916.30.7220.34419.0
    0.05x1.023.70.8860.38221.0
    Ribbon is rolled by the wire, the actual cross-sectional area of the ribbon is smaller 8% than calculated by the rectangular.


    Quality Cr25Ni20 Bulk High Temperature Resistance Nickel Chromium Wire in Various Industries for sale
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