钽坩埚, Ta, 46mm ID, 47mm OD, Cylindrical, 45ml Capacity

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品牌:	Goodfellow
产地:	英国

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产品介绍

Crucible covers / lids are also available. Please contact us for a quotation if you require these.

订货号	包装规格
036-604-54	1 Piece

产品参数

Capacity[容量]	45ml
Height[高度]	34mm
Inside Diameter[内部直径]	46mm
Outside Diameter[外部直径]	47mm
Product Shape[形状]	Cylindrical
Quantity[数量]	1 Piece - 10 Piece
Mechanical Properties(机械性能)
Bulk modulus ( GPa ) ( Hard )	196.3
Bulk modulus ( GPa ) ( Soft )	196.3
Hardness - Vickers ( kgf mm⁻2 ) ( Hard )	200
Hardness - Vickers ( kgf mm⁻2 ) ( Soft )	90
Material condition	Hard
Material condition	Soft
Poisson's ratio ( Hard )	0.342
Poisson's ratio ( Soft )	0.342
Tensile modulus ( GPa ) ( Hard )	185.70
Tensile modulus ( GPa ) ( Soft )	185.70
Tensile strength ( MPa ) ( Hard )	760.00
Tensile strength ( MPa ) ( Soft )	172.00 - 207.00
Yield strength ( MPa ) ( Hard )	705.0
Yield strength ( MPa ) ( Soft )	310.0 - 380.0
Atomic Properties(原子属性)
Atomic number	73
Atomic weight ( amu )	180.94790
Crystal structure	Body Centred Cubic
Electronic structure	Xe4f1⁴5d36s2
Ionisation potential ( No./eV )	1 / 7.88
Ionisation potential ( No./eV )	2 / 16.2
Natural isotope distribution ( Mass No./% )	180 / 0.012
Natural isotope distribution ( Mass No./% )	181 / 99.988
Photo-electric work function ( eV )	4.10
Thermal neutron absorption cross-section ( Barns )	22.0000
Valences shown	2 ,3,4,5
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )	13.5@20℃
Superconductivity critical temperature ( K )	4.4700
Temperature coefficient ( K⁻1 )	0.00350 @0-100℃
Thermal emf against Pt (cold 0C - hot 100C) ( mV )	0.33
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻1 )	6.500 @0-100℃
Latent heat of evaporation ( J g⁻1 )	4165
Latent heat of fusion ( J g⁻1 )	174.00
Melting point ( C )	2996.00
Specific heat ( J K⁻1 kg⁻1 )	140.0 @25℃
Thermal conductivity ( W m⁻1 K⁻1 )	57.50 @0-100
Physical Properties(物理性质)
Boiling point ( C )	5425
Density ( g cm⁻3 )	16.600 @20℃