CONTRACT COATING of customers' own components or assemblies is available to special order.

This item is normally made to order for delivery within 4-5 weeks.

订货号	包装规格
Disc
252-946-20	10mm

半岛bd体育手机客户端 参数

Area Density[面积密度]	20.7μg.cm??
Diameter[直径]	10mm
Purity[纯度]	99.99%
Support[载体]	Permanent Mylar? 3.5μm
Thickness[厚度]	0.01μm
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

薄度		±30%