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kanthal A-1 5mm 现货供应

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产品/服务: kanthal A-1 5mm 
品 牌: kanthal 
型 号: kanthal A-1 5mm 
规 格: 5mm 
单 价: 450.00元/kg  询价
最小起订量: 30 kg  订购
供货总量: 90 kg
发货期限: 自买家付款之日起 7 天内发货
有效期至: 长期有效
最后更新: 2012-10-09
浏览次数: 772
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产品详细说明
瑞典康泰尔公司Kanthal A-1 5mm 现货供应90kg
欲买从速!

Kanthal A-1 is a ferritic iron-chromium-aluminium alloy (FeCrAl alloy) with high resistivity and very good oxidation resistance. It is suitable for use at temperatures up to 1400°C (2550°F).

Typical applications for Kanthal A-1 are electrical heating elements in high-temperature furnaces for heat treatment, ceramics, glass, steel, and electronics industries.

Chemical composition

  C % Si % Mn % Cr % Al % Fe %
Nominal composition         5.8 Bal.
Min - - - 20.5 -  
Max 0.08 0.7 0.4 23.5 -  

Mechanical properties

Wire size Yield strength Tensile strength Elongation Hardness
Ø Rp0.2 Rm A  
mm MPa MPa % Hv
1.0 545 760 20 240
4.0 475 680 18 230

Mechanical properties at elevated temperature
Temperature °C 900 1000 1100 1200 1300
MPa 34 18 10 6 4

Ultimate tensile strength - deformation rate 6.2 x 10-2/min


Creep strength - 1% elongation in 1000 h
Temperature °C 800 1000
MPa 1.2 0.5

Physical properties

Density g/cm3 7.10
Electrical resistivity at 20°C Ω mm2/m 1.45
Poisson's ratio 0.30

Young's modulus
Temperature °C 20 100 200 400 600 800 1000
GPa 220 210 205 190 170 150 130

Temperature factor of resistivity
Temperature°C 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400
Ct 1.00 1.00 1.00 1.00 1.01 1.02 1.02 1.03 1.03 1.04 1.04 1.04 1.04 1.05

Coefficient of thermal expansion
Temperature °C Thermal Expansion x 10-6/K
20 - 250 11
20 - 500 12
20 - 750 14
20 - 1000 15

Thermal conductivity
Temperature °C 50 600 800 1000 1200 1400
W m-1 K-1 11 20 22 26 27 35

Specific heat capacity
Temperature °C 20 200 400 600 800 1000 1200 1400
kJ kg-1 K-1 0.46 0.56 0.63 0.75 0.71 0.72 0.74 0.80

Melting point °C 1500
Max continuous operating temperature in air °C 1400
Magnetic properties The material is magnetic up to approximately 600°C (Curie point).
Emissivity - fully oxidized material 0.70

Disclaimer: Recommendations are for guidance only, and the suitability of a material for a specific application can be confirmed only when we know the actual service conditions. Continuous development may necessitate changes in technical data without notice. This datasheet is only valid for Kanthal materials


 
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