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Bare Alloy Nichrome Heater Coil Spool Ni70Cr30

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    Buy cheap Bare Alloy Nichrome Heater Coil Spool Ni70Cr30 from wholesalers
     
    Buy cheap Bare Alloy Nichrome Heater Coil Spool Ni70Cr30 from wholesalers
    • Buy cheap Bare Alloy Nichrome Heater Coil Spool Ni70Cr30 from wholesalers
    • Buy cheap Bare Alloy Nichrome Heater Coil Spool Ni70Cr30 from wholesalers
    • Buy cheap Bare Alloy Nichrome Heater Coil Spool Ni70Cr30 from wholesalers
    • Buy cheap Bare Alloy Nichrome Heater Coil Spool Ni70Cr30 from wholesalers
    • Buy cheap Bare Alloy Nichrome Heater Coil Spool Ni70Cr30 from wholesalers

    Bare Alloy Nichrome Heater Coil Spool Ni70Cr30

    Ask Lasest Price
    Brand Name : TANKII
    Model Number : NiCr70/30
    Certification : DIN, ASTM, JIS ROHS
    Price : 30-80USD
    Payment Terms : T/T, L/C, , Western Union
    Supply Ability : 50 tons per month
    Delivery Time : 5-10 work days
    • Product Details
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    Bare Alloy Nichrome Heater Coil Spool Ni70Cr30

    Low Price Bare Alloy Ni70Cr30 Nichrome Heater Coil Spool Wire

    Related Grade: Ni70Cr30, Nikrothal 70, N7, HAI-NiCr 70, Chromel 70/30, Resistohm 70, Balco,Tophet 30,Cronix 70,Alloy 710,Stablohm 710)

    Cr30Ni70 is a nickel-chromium alloy (NiCr alloy) characterized byHigh resistivity, good oxidation resistance,very good form stability,good ductility and excellent weldability. It is suitable for use at temperatures up to 1250°C.

    Typical applications for Cr30Ni70 are used in electrical heating elements in industrial furnace,and well suited for reducing atmospheres.

    Normal composition%

    C P S Mn Si Cr Ni Al Fe Other
    Max
    0.05 0.02 0.015 0.60 0.75~1.60 28.0~31.0 Bal. Max 0.50 Max 1.0 -

    Typical Mechanical properties(1.0mm)

    Yield strength Tensile Strength Elongation
    Mpa Mpa %
    430 820 30

    Typical Physical properties

    Density (g/cm3) 8.1
    Electrical resistivity at 20℃(Ωmm2/m) 1.18
    Conductivity coefficient at 20℃ (WmK) 14

    Coefficient of thermal expansion
    Temperature Coefficient of Thermal Expansion x10-6/℃
    20 ℃- 1000℃ 17

    Specific heat capacity
    Temperature 20℃
    J/gK 0.46

    Melting point (℃) 1380
    Max continuous operating temperature in air (℃) 1250
    Magnetic properties non-magnetic

    Temperature Factors Of Electrical Resistivity

    20℃ 100℃ 200℃ 300℃ 400℃ 500℃ 600℃
    1 1.007 1.016 1.028 1.038 1.044 1.036
    700℃ 800℃ 900℃ 1000℃ 1100℃ 1200℃ 1300℃
    1.03 1.028 1.029 1.033 1.037 1.043 -

    Size and tolerance

    Diameter(mm) Tolerance(mm) Diameter(mm) Tolerance(mm)
    0.03-0.05 ±0.005 >0.50-1.00 ±0.02
    >0.05-0.10 ±0.006 >1.00-3.00 ±0.03
    >0.10-0.20 ±0.008 >3.00-6.00 ±0.04
    >0.20-0.30 ±0.010 >6.00-8.00 ±0.05
    >0.30-0.50 ±0.015 >8.00-12.0

    ±0.4

    Specifiations

    Alloy Type Diameter
    (mm)
    Resistivity
    (μΩm)(20°C)
    Tensile
    Strength
    (N/mm
    ²)
    Elongation(%) Bending
    Times
    Max.Continuous
    Service
    Temperature(
    °C)
    Working Life
    (hours)
    Cr20Ni80 <0.50 1.09±0.05 850-950 >20 >9 1200 >20000
    0.50-3.0 1.13±0.05 850-950 >20 >9 1200 >20000
    >3.0 1.14±0.05 850-950 >20 >9 1200 >20000
    Cr30Ni70 <0.50 1.18±0.05 850-950 >20 >9 1250 >20000
    ≥0.50 1.20±0.05 850-950 >20 >9 1250 >20000
    Cr15Ni60 <0.50 1.12±0.05 850-950 >20 >9 1125 >20000
    0.50 1.15±0.05 850-950 >20 >9 1125 >20000
    Cr20Ni35 <0.50 1.04±0.05 850-950 >20 >9 1100 >18000
    0.50 1.06±0.05 850-950 >20 >9 1100 >18000
    1Cr13Al4 0.03-12.0 1.25±0.08 588-735 >16 >6 950 >10000
    0Cr15Al5 1.25±0.08 588-735 >16 >6 1000 >10000
    0Cr25Al5 1.42±0.07 634-784 >12 >5 1300 >8000
    0Cr23Al5 1.35±0.06 634-784 >12 >5 1250 >8000
    0Cr21Al6 1.42±0.07 634-784 >12 >5 1300 >8000
    1Cr20Al3 1.23±0.06 634-784 >12 >5 1100 >8000
    0Cr21Al6Nb 1.45±0.07 634-784 >12 >5 1350 >8000
    0Cr27Al7Mo2 0.03-12.0 1.53±0.07 686-784 >12 >5 1400

    >8000

    Welcome to contact for further information via:

    Email:zlz@tankii.com

    Whatsapp:+86 189 6409 7118

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