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N8 NiCr Alloy Wire For Household Appliance Heating Elements

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Shanghai Tankii Alloy Material Co.,Ltd

City: shanghai

Province/State:shanghai

Country/Region:china

Tel:86-21-56110178

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Mr.Martin Lee
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N8 NiCr Alloy Wire For Household Appliance Heating Elements

Brand Name TANKII
Model Number Cr30Ni70
Certification DIN, ASTM, JIS ROHS
Place of Origin Jiangsu, China
Minimum Order Quantity 10KG
Price 30-80USD
Payment Terms T/T, L/C, , Western Union
Supply Ability 50 tons per month
Delivery Time 5-10 work days
Packaging Details spool ,coil, carton, wood box, or as clients' requirement
Grade NrCr7030, Nikrothal 70, N7, HAI-NiCr70, Tophet 30, Resistohm 70, Stablohm 70.
Application furnace heating wire/household appliances
Elongation (≥ %) 20
Resistance (μω.m) 1.18
Powder or not Not Powder
Ultimate strength (≥ mpa) 875 N/mm²
Surface Bright Annealed
Material Nichrome
Condition soft annealed
Standard ASTM B162, GB/1234 2012, GB/T 2054-2013, ASTM ASME, ASME SB162
Density 8.1
Feature high temperature strength
Detailed Product Description

Chinease Supplier NiCr Alloy N8 wire for Household appliance Heating Elements

 

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

 

Product Tags: N8 Nichrome Alloy Wire   Household Appliance Heating Elements NiCr Alloy   Bright Annealed Electrical Heating Elements  
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