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材料 >> 金属材料
钨,线, W, 1.2mm直径
钨,线, W, 1.2mm直径图片
品牌: Goodfellow
纯度含量: 99.95%
产地: 英国
索取资料及报价
品牌:Goodfellow
纯度含量:99.95%
产地:英国
产品介绍

For high-temperature thermocouples we supply Platinum, Platinum/Rhodium alloys, Tungsten and Tungsten/Rhenium alloys.

订货号包装规格
Length (Round)
830-632-020.5 m
233-659-081 m
709-850-215 m
369-563-8010 m
530-172-1920 m

产品参数

Diameter[直径]1.2mm
Length[长度]0.5 m - 20 m
Purity[纯度]99.95%
State[性状]Clean
Typical Analysis(典型分析)
Al10 PPM
Ca<10 PPM
Cd<2 PPM
Cr<5 PPM
Cu<10 PPM
Fe20 PPM
H3 PPM
K50 PPM
Mg<4 PPM
Mo40 PPM
N6 PPM
Na5 PPM
Ni<10 PPM
O15 PPM
Rb2 PPM
S5 PPM
Si45 PPM
Mechanical Properties(机械性能)
Bulk modulus ( GPa ) ( Hard )311.0
Bulk modulus ( GPa ) ( Soft )311.0
Hardness - Vickers ( kgf mm⁻² ) ( Hard )500
Hardness - Vickers ( kgf mm⁻² ) ( Soft )360
Material conditionSoft
Material conditionHard
Poisson's ratio ( Hard )0.280
Poisson's ratio ( Soft )0.280
Tensile modulus ( GPa ) ( Hard )411.00
Tensile modulus ( GPa ) ( Soft )411.00
Tensile strength ( MPa ) ( Hard )1920.00
Tensile strength ( MPa ) ( Soft )550.00 - 620.00
Yield strength ( MPa ) ( Soft )550.0
Atomic Properties(原子属性)
Atomic number74
Atomic weight ( amu )183.85000
Crystal structureBody Centred Cubic
Electronic structureXe4f¹⁴5d⁴6s²
Ionisation potential ( No./eV )1 / 7.98
Ionisation potential ( No./eV )2 / 17.7
Natural isotope distribution ( Mass No./% )183 / 14.3
Natural isotope distribution ( Mass No./% )182 / 26.3
Natural isotope distribution ( Mass No./% )186 / 28.6
Natural isotope distribution ( Mass No./% )180 / 0.1
Natural isotope distribution ( Mass No./% )184 / 30.7
Photo-electric work function ( eV )4.55
Thermal neutron absorption cross-section ( Barns )18.5000
Valences shown2 ,3,4,5,6
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )5.4@20℃
Superconductivity critical temperature ( K )0.0154
Temperature coefficient ( K⁻¹ )0.00480 @0-100℃
Thermal emf against Pt (cold 0C - hot 100C) ( mV )1.12
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )4.500 @0-100℃
Latent heat of evaporation ( J g⁻¹ )4009
Latent heat of fusion ( J g⁻¹ )192.00
Melting point ( C )3410.00
Specific heat ( J K⁻¹ kg⁻¹ )133.0 @25℃
Thermal conductivity ( W m⁻¹ K⁻¹ )173.00 @0-100℃
Physical Properties(物理性质)
Boiling point ( C )5660
Density ( g cm⁻³ )19.300 @20℃

其他参数

公差

直径±10%
长度+5% / -1%
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