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材料 >> 金属材料
金,箔, Au, As Rolled Temper, 0.25mm厚, 4N
金,箔, Au, As Rolled Temper, 0.25mm厚, 4N图片
品牌: Goodfellow
纯度含量: 99.99%
产地: 英国
索取资料及报价
品牌: Goodfellow
纯度含量: 99.99%
产地: 英国
半岛bd体育手机客户端 介绍
订货号 包装规格
871-570-19 10 mm x 10 mm
948-010-02 12.5 mm x 12.5 mm
449-856-84 25 mm x 25 mm
232-102-99 50 mm x 50 mm
Disc
608-788-74 4 mm
098-596-96 6 mm
324-614-88 8 mm
576-855-40 10 mm

半岛bd体育手机客户端 参数

Diameter[直径] 4 mm - 10 mm
High Purity[纯度] 99.99%
Temper[状态] As Rolled
Thickness[厚度] 0.25mm
Typical Analysis(典型分析)
Ag 3 PPM
Ca <1 PPM
Cd <1 PPM
Cu 1 PPM
Fe <1 PPM
Mg <1 PPM
Pd 1 PPM
Si 1 PPM
Mechanical Properties(机械性能)
Bulk modulus ( GPa ) ( Hard ) 171.0
Bulk modulus ( GPa ) ( Soft ) 171.0
Hardness - Vickers ( kgf mm?? ) ( Hard ) 60
Hardness - Vickers ( kgf mm?? ) ( Soft ) 20 - 30
Material condition Soft
Material condition Hard
Poisson's ratio ( Hard ) 0.420
Poisson's ratio ( Soft ) 0.420
Tensile modulus ( GPa ) ( Hard ) 78.50
Tensile modulus ( GPa ) ( Soft ) 78.50
Tensile strength ( MPa ) ( Hard ) 220.00
Tensile strength ( MPa ) ( Soft ) 130.00
Yield strength ( MPa ) ( Hard ) 205.0
Atomic Properties(原子属性)
Atomic number 79
Atomic weight ( amu ) 196.96650
Crystal structure Face Centred Cubic
Electronic structure Xe4f??5d??6s?
Ionisation potential ( No./eV ) 1 / 9.22
Ionisation potential ( No./eV ) 2 / 20.5
Photo-electric work function ( eV ) 4.80
Thermal neutron absorption cross-section ( Barns ) 98.8000
Valences shown 1 ,3
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10?? K?? ) 14.100 @0-100℃
Latent heat of evaporation ( J g?? ) 1738
Latent heat of fusion ( J g?? ) 64.90
Melting point ( C ) 1064.40
Specific heat ( J K?? kg?? ) 129.0 @25℃
Thermal conductivity ( W m?? K?? ) 318.00 @0-100℃
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm ) 2.2@20℃
Temperature coefficient ( K?? ) 0.00400 @0-100℃
Thermal emf against Pt (cold 0C - hot 100C) ( mV ) 0.74
Physical Properties(物理性质)
Boiling point ( C ) 3080
Density ( g cm?? ) 19.300 @20℃

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%
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