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CuNi19 NC025 CuNi Alloy With Excellent Mechanical Properties And Corrosion Resistance

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    Buy cheap CuNi19 NC025 CuNi Alloy With Excellent Mechanical Properties And Corrosion Resistance from wholesalers
     
    Buy cheap CuNi19 NC025 CuNi Alloy With Excellent Mechanical Properties And Corrosion Resistance from wholesalers
    • Buy cheap CuNi19 NC025 CuNi Alloy With Excellent Mechanical Properties And Corrosion Resistance from wholesalers
    • Buy cheap CuNi19 NC025 CuNi Alloy With Excellent Mechanical Properties And Corrosion Resistance from wholesalers
    • Buy cheap CuNi19 NC025 CuNi Alloy With Excellent Mechanical Properties And Corrosion Resistance from wholesalers

    CuNi19 NC025 CuNi Alloy With Excellent Mechanical Properties And Corrosion Resistance

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    Brand Name : Senphus
    Model Number : CuNi19/NC025
    Certification : ISO9001
    Payment Terms : T/T, D/P
    Supply Ability : 30 Tons per day
    Delivery Time : 3 days
    • Product Details
    • Company Profile

    CuNi19 NC025 CuNi Alloy With Excellent Mechanical Properties And Corrosion Resistance

    CuNi19 NC025 CuNi Alloy with Excellent Mechanical Properties and Corrosion Resistance


    CuNi19 NC025 Wire, also known as Copper-Nickron 19 or Copper-Nickel 19, is a copper-nickel alloy containing approximately 19% nickel. This alloy is widely used in various applications that require good corrosion resistance, excellent mechanical properties, and reliable performance in diverse environments. It is a solid solution alloy that provides a good combination of strength, toughness, and resistance to corrosion. CuNi19 NC025 Wire is a versatile copper-nickel alloy with excellent corrosion resistance, especially in seawater and harsh industrial environments. It offers good mechanical properties, thermal conductivity, and weldability, making it an ideal material for applications in marine, chemical processing, heat exchangers, and electrical connectors. Although more expensive than pure copper, its resistance to corrosion and robustness in extreme environments make it a reliable choice for demanding applications.


    Chemical Composition Wt.

    %NiMnCu

    MIN.

    MAX.190.5Rest

    Main physical properties:

    Max continuous operating temperature ℃300
    Resistance temperature coefficient x 10-5/℃(20℃-600℃)<25
    Thermovoltage to copper at 20℃ in μV/K-32
    Thermal expansion coefficient ×10-6/K(20℃-400℃)17.5
    Thermal conductance at 20℃ W/mK38
    Specific heat capacity at 20℃ J/gK0.38

    Main technical data

    Type

    CuNi1

    NC003

    CuNi2

    NC005

    CuNi4

    NC007

    CuNi6

    NC010

    CuNi8

    NC012

    CuMn3

    NC012

    CuNi10

    NC015

    CuNi14

    NC020

    CuNi19

    NC025

    CuNi23

    NC030

    CuNi30

    NC035

    CuNi34

    NC040

    CuNi44

    NC050

    Composition(%)CuRestRestRestRestRestRestRestRestRestRestRestRestRest
    Mn/////3/0.30.50.51.01.01.0
    Ni12468 1014.21923303444
    Max.continuous operating temperature(℃)200200·200220250200250300300300350350400
    Resistivity at 20℃(μ m)0.03
    ±10%
    0.05
    ±10%
    0.07
    ±10%
    0.10
    ±10%
    0.12
    ±10%
    0.12
    ±10%
    0.15
    ±10%
    0.20
    ±5%
    0.25
    ±5%
    0.30
    ±5%
    0.35
    ±5%
    0.40
    ±5%
    0.49
    ±5%
    Resisitance-temperature coefficient 20-600℃ (×10-5/℃)<100120<50<60<57<38<50<38<25<16<10<-0-6
    Thermovoltage to
    copper at 20℃ in (μV/K)
    -8-12-12-18-221-25-28-32-34-37-39-43
    Mean coefficient of linear thermal expansion, in (10-6/K) , at a temperature between 20 ℃ and 400 ℃17.517.517.517.517.51817.517.517.517.517.016.015.0
    Thermal conductance
    at 20℃ (W/mK)
    14513013092758459483833272523
    Specific heat capacity at 20℃ in (20℃ J/gK)0.380.380.380.380.380.390.380.380.380.380.390.400.41
    Density at 20 ℃(g/cm3)8.98.98.98.98.98.88.98.98.98.98.98.98.9
    Melting temperature in (℃)1085109010901095109710501100111511351150117011801280
    Min.tensile strength in (N/mm2)210220220250270290290310340350400400420
    Elongation(%)25252525252525252525252525

    Technical data table

    Diameter(mm)NC003 CuNi1NC005 CuNi2NC007 CuNi4NC010 CuNi6NC012 CuNi8NC015 CuNi10NC020 CuNi14NC025 CuNi19NC030 CuNi23NC035 CuNi30NC040 CuNi34NC050 CuNi44
    0.103.826.368.9112.7315.2819.0925.4631.8338.1944.5650.9362.39
    0.113.165.267.3710.5212.6315.7821.0426.3031.5636.8242.0951.56
    0.122.654.426.198.8410.6113.2617.6822.1026.5230.9435.3743.33
    0.132.263.765.277.539.0411.3015.0718.8322.6026.3630.1436.92
    0.141.953.244.556.497.809.7412.9916.2419.4822.7325.9831.83
    0.151.702.823.965.656.798.4811.3114.1416.9719.8022.6427.73
    0.161.492.483.484.975.977.469.9512.4314.9217.4019.8924.37
    0.171.322.203.084.405.296.608.8111.0113.2115.4117.6221.59
    0.181.181.962.753.924.725.897.869.8211.7813.7515.7219.26
    0.191.061.762.473.524.235.297.058.8110.5812.3414.1117.28
    0.200.951.592.233.183.824.776.367.959.5411.1412.7315.60
    0.210.871.442.022.883.464.335.777.218.6610.1011.5514.15
    0.220.791.311.842.633.163.945.266.577.899.2010.5212.89
    0.230.721.201.682.402.893.614.816.017.228.429.6311.79
    0.240.661.101.552.212.653.314.425.526.637.738.8410.83
    0.250.611.011.432.032.443.054.075.096.117.138.159.98
    0.260.570.941.321.882.262.823.774.705.656.597.539.23
    0.270.520.871.221.742.102.613.494.365.236.116.998.56
    0.280.490.811.141.621.952.433.254.064.875.686.507.96
    0.290.450.751.061.511.822.273.033.784.545.296.067.42
    0.300.420.700.991.411.702.122.833.534.244.955.666.93
    0.310.400.660.931.321.591.982.653.313.974.635.306.49
    0.320.370.620.871.241.491.862.493.113.734.354.976.09
    0.330.350.580.821.171.401.752.342.923.514.094.685.73
    0.340.330.550.771.101.321.652.202.753.303.854.415.40
    0.350.310.510.731.031.251.552.082.603.113.634.165.09
    0.360.290.490.690.981.181.471.962.462.943.433.934.81
    0.370.280.460.650.931.121.391.862.332.793.253.724.56
    0.380.260.440.620.881.061.321.762.202.643.083.534.32
    0.400.240.390.560.790.951.191.591.992.382.783.183.90
    0.410.230.370.530.760.911.131.511.892.272.653.033.71
    0.420.220.360.510.720.871.081.441.802.162.522.893.54
    0.430.210.340.480.690.831.031.381.722.062.412.753.37
    0.440.200.320.460.660.790.981.311.641.972.302.633.22
    0.450.190.310.440.630.750.941.261.571.882.202.523.08
    0.460.180.300.420.600.720.901.201.501.802.102.412.95
    0.470.170.280.400.580.690.861.151.441.722.012.312.82
    0.480.170.270.390.550.660.821.101.381.651.932.212.71
    0.490.160.260.370.530.640.791.061.331.591.852.122.60
    0.500.150.250.360.510.610.761.011.271.521.782.042.50
    0.510.150.240.340.490.590.730.981.221.461.711.962.40
    0.520.140.230.330.470.570.700.941.181.411.651.882.31
    0.530.140.220.320.450.540.670.911.131.351.591.812.22
    0.540.130.220.310.440.520.650.871.091.301.531.752.14
    0.550.130.210.290.420.510.630.841.051.261.471.682.06
    0.560.120.200.280.410.490.600.811.021.211.421.621.99
    0.570.120.190.270.390.470.580.780.981.171.371.571.92
    0.580.110.190.270.380.450.560.760.951.131.321.511.85
    0.590.110.180.260.370.440.540.730.911.091.281.461.79
    0.600.110.180.250.350.420.530.710.881.061.241.411.73
    • Tolerance of ohm/m: ±5%
    • Round wire: range from 0.04mm (0.0016″) to 12mm (0.4724″)
    • Ribbon: range from 0.05mm (0.002″) to 6mm (0.2362″), Max ratio width : thickness = 10:1

    Key Features of CuNi19 NC025 Wire:

    • Composition

    Copper (Cu): Approximately 81%, providing excellent electrical and thermal conductivity.

    Nickel (Ni): Approximately 19%, enhancing resistance to corrosion and improving the alloy's mechanical properties.

    • Corrosion Resistance

    CuNi19 has excellent resistance to seawater, making it ideal for marine environments.

    It is also resistant to general corrosion and can withstand exposure to many acids, alkalis, and industrial chemicals, particularly in neutral and mildly acidic environments.

    • Mechanical Properties

    The alloy offers a good balance of strength and ductility, making it easy to form and shape for various applications.

    It exhibits excellent resistance to stress corrosion cracking, which makes it suitable for use in harsh chemical environments.

    • Thermal and Electrical Conductivity

    CuNi19 retains good thermal conductivity and electrical conductivity, though not as high as pure copper.

    It maintains its performance in both high and low temperatures, making it useful in a variety of industrial applications.

    • Non-Magnetic Properties

    The alloy is non-magnetic, which can be beneficial in certain applications where magnetic interference needs to be avoided.

    • Weldability and Fabrication

    CuNi19 is easy to weld and can be formed into various shapes, including wire, sheet, and tubing.

    It is also easily machinable and is often used in manufacturing components like fittings, valves, and fasteners.


    Applications

    • Marine Applications: Due to its excellent resistance to corrosion in seawater, CuNi19 is often used in marine hardware, heat exchangers, and offshore equipment.
    • Chemical Processing: Used in equipment exposed to aggressive chemicals or environments.
    • Heat Exchangers: Often used in heat exchangers, where resistance to both high temperatures and corrosive environments is crucial.
    • Electrical Contacts and Connectors: Its good electrical conductivity makes it suitable for electrical contacts, connectors, and terminals.
    • Pipelines: Suitable for use in underwater pipelines, particularly in the oil and gas industry.
    • Automotive Components: Common in various automotive applications where corrosion resistance is important.

    Resilience in Extreme Environments

    • CuNi19 performs well in high-temperature environments (up to approximately 250°C or 482°F) and can withstand temperature fluctuations and extreme environmental conditions.

    Advantages of CuNi19 NC025 Wire:

    • Corrosion Resistance: Excellent performance in seawater, chemicals, and many industrial environments.
    • Strength and Toughness: High mechanical properties allow it to withstand mechanical stresses while maintaining formability.
    • Non-Magnetic: Ideal for applications that require non-magnetic materials.
    • Good Fabrication Properties: Easy to work with in manufacturing processes like welding, machining, and forming.
    • Versatile Applications: Suitable for a broad range of industries, from marine and chemical processing to electrical and automotive industries.

    Limitations:

    • Cost: Copper-nickel alloys like CuNi19 can be more expensive than pure copper or other materials due to the nickel content.
    • Lower Electrical Conductivity than Pure Copper: While it maintains good electrical conductivity, CuNi19 does not perform as well as pure copper in highly demanding electrical applications.
    • Strength vs. Pure Copper: The higher strength comes at the cost of reduced conductivity when compared to pure copper, which may limit its use in highly specialized applications where maximum conductivity is required.


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