铬,箔, Cr, 0.015mm厚, 4N - 半岛电竞官方网址

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原料

铬,箔, Cr, 0.015mm厚, 4N

品牌:	Goodfellow
纯度含量:	99.99%
产地:	英国

索取资料及报价

半岛bd体育手机客户端介绍

All foils are mounted on a permanent support which cannot be removed without damaging the foil.

订货号	包装规格
Sizes
300-960-53	25mm x 25mm
029-399-80	50mm x 50mm
276-715-08	100mm x 100mm
353-906-51	25mm x 25mm

半岛bd体育手机客户端参数

Purity[纯度]	99.99%
Support[载体]	0.125 mm Permanent Polyester
Thickness[厚度]	0.015mm
Typical Analysis(典型分析)
Ag	25 PPM
Al	5 PPM
Ca	8 PPM
Cu	15 PPM
Fe	3 PPM
Mg	1 PPM
Mn	1 PPM
Ni	8 PPM
Pb	5 PPM
Si	1 PPM
Atomic Properties(原子属性)
Atomic number	24
Atomic weight ( amu )	51.99600
Crystal structure	Body Centred Cubic
Electronic structure	Ar3d?4s?
Ionisation potential ( No./eV )	4 / 49.1
Ionisation potential ( No./eV )	3 / 31.0
Ionisation potential ( No./eV )	1 / 6.77
Ionisation potential ( No./eV )	6 / 90.6
Ionisation potential ( No./eV )	2 / 16.5
Ionisation potential ( No./eV )	5 / 69.3
Natural isotope distribution ( Mass No./% )	50 / 4.35
Natural isotope distribution ( Mass No./% )	52 / 83.79
Natural isotope distribution ( Mass No./% )	54 / 2.36
Natural isotope distribution ( Mass No./% )	53 / 9.5
Photo-electric work function ( eV )	4.40
Thermal neutron absorption cross-section ( Barns )	3.1000
Valences shown	2 , 3, 6
Mechanical Properties(机械性能)
Bulk modulus ( GPa ) ( Hard )	160.2
Bulk modulus ( GPa ) ( Soft )	160.2
Hardness - Vickers ( kgf mm?? ) ( Hard )	220
Hardness - Vickers ( kgf mm?? ) ( Soft )	130
Material condition	Hard
Material condition	Soft
Poisson's ratio ( Hard )	0.210
Poisson's ratio ( Soft )	0.210
Tensile modulus ( GPa ) ( Hard )	279.00
Tensile modulus ( GPa ) ( Soft )	279.00
Tensile strength ( MPa ) ( Hard )	689.00
Tensile strength ( MPa ) ( Soft )	103.00
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )	13.2@20℃
Temperature coefficient ( K?? )	0.00214 @0-100℃
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10?? K?? )	6.500 @0-100℃
Latent heat of evaporation ( J g?? )	6580
Latent heat of fusion ( J g?? )	260.00
Melting point ( C )	1857.00
Specific heat ( J K?? kg?? )	518.0 @25℃
Thermal conductivity ( W m?? K?? )	94.00 @0-100℃
Physical Properties(物理性质)
Boiling point ( C )	2672
Density ( g cm?? )	7.100 @20℃

其他参数

公差

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