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材料 >> 金属材料
钴,箔, Co, 0.003mm厚
钴,箔, Co, 0.003mm厚图片
品牌: Goodfellow
纯度含量: 99.8%
产地: 英国
索取资料及报价
品牌:Goodfellow
纯度含量:99.8%
产地:英国
产品介绍
订货号包装规格
Sizes
942-035-0325mm x 25mm
179-511-6050mm x 50mm
Disc
453-723-154mm
715-392-296mm
424-033-288mm
004-154-2610mm
519-275-6515mm

产品参数

Diameter[直径]4mm - 15mm
Purity[纯度]99.8%
Thickness[厚度]0.003mm
Typical Analysis(典型分析)
Ag1 PPM
Al2 PPM
B2 PPM
Ba3 PPM
Ca50 PPM
Cr25 PPM
Cu500 PPM
Fe40 PPM
Mg1 PPM
Mn1 PPM
Mo15 PPM
Ni800 PPM
Si8 PPM
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )6.34@20℃
Temperature coefficient ( K⁻¹ )0.00660 @0-100℃
Thermal emf against Pt (cold 0C - hot 100C) ( mV )-1.33
Mechanical Properties(机械性能)
Bulk modulus ( GPa ) ( Hard )181.5
Bulk modulus ( GPa ) ( Soft )181.5
Hardness - Vickers ( kgf mm⁻² ) ( Hard )320
Hardness - Vickers ( kgf mm⁻² ) ( Soft )170
Material conditionHard
Material conditionSoft
Poisson's ratio ( Hard )0.320
Poisson's ratio ( Soft )0.320
Tensile modulus ( GPa ) ( Hard )211.00
Tensile modulus ( GPa ) ( Soft )211.00
Tensile strength ( MPa ) ( Hard )1135.00
Tensile strength ( MPa ) ( Soft )760.00
Yield strength ( MPa ) ( Soft )345.0 - 485.0
Atomic Properties(原子属性)
Atomic number27
Atomic weight ( amu )58.93320
Crystal structureHexagonal Close Packed
Electronic structureAr3d⁷4s²
Ionisation potential ( No./eV )2 / 17.06
Ionisation potential ( No./eV )4 / 51.3
Ionisation potential ( No./eV )3 / 33.5
Ionisation potential ( No./eV )1 / 79.5
Ionisation potential ( No./eV )1 / 7.86
Ionisation potential ( No./eV )6 / 102
Photo-electric work function ( eV )5.00
Thermal neutron absorption cross-section ( Barns )37.5000
Valences shown2 , 3
Physical Properties(物理性质)
Boiling point ( C )2870
Density ( g cm⁻³ )8.900 @20℃
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )12.500 @0-100℃
Latent heat of evaporation ( J g⁻¹ )6490
Latent heat of fusion ( J g⁻¹ )263.00
Melting point ( C )1495.00
Specific heat ( J K⁻¹ kg⁻¹ )456.0 @25℃
Thermal conductivity ( W m⁻¹ K⁻¹ )100.00 @0-100℃

其他参数

公差

长度<100mm±1mm
≥100mm+2% / -1%
直径<100mm±1mm
≥100mm+2% / -1%
厚度<0.01mm±25%
≤0.05mm±15%
>0.05mm±10%
长度 1<100mm±1mm
≥100mm+2% / -1%
长度 2<100mm±1mm
≥100mm+2% / -1%

人体健康

吸入、摄入或通过皮肤吸收后可能造成死亡或对健康造成急性或慢性损害的化学品。

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