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材料 >> 金属材料
硼,粉末, B
硼,粉末, B图片
品牌: Goodfellow
纯度含量: 92.1%
产地: 英国
索取资料及报价
品牌:Goodfellow
纯度含量:92.1%
产地:英国
产品介绍
订货号包装规格
Weight
951-852-2210g
981-526-0120g
690-752-4350g
344-052-97100g
006-623-63200g
770-051-63300g
518-354-11400g
451-438-80500g

产品参数

Mean Particle Size (FSSS)[平均粒度]1
Purity[纯度]92.1%
Structure[结构]Amorphous
Weight[重量]10g - 500g
Typical Analysis(典型分析)
Al100 PPM
Ba50 PPM
Bi50 PPM
Ca400 PPM
Cd50 PPM
Cu50 PPM
Fe2000 PPM
Mg35000 PPM
Mn800 PPM
N1000 PPM
Na400 PPM
Ni100 PPM
O33000 PPM
Si400 PPM
Physical Properties(物理性质)
Boiling point ( C )3700
Density ( g cm⁻³ )2.340 - 2.370 @20℃
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )8.300 @0-100℃
Latent heat of evaporation ( J g⁻¹ )35000
Latent heat of fusion ( J g⁻¹ )2090.00
Melting point ( C )2180.00
Specific heat ( J K⁻¹ kg⁻¹ )1030.0 @25℃
Atomic Properties(原子属性)
Atomic number5
Atomic weight ( amu )10.81000
Crystal structureTetragonal
Electronic structureHe2s²2p¹
Ionisation potential ( No./eV )4 / 259
Ionisation potential ( No./eV )2 / 25.2
Ionisation potential ( No./eV )1 / 8.30
Ionisation potential ( No./eV )5 / 340
Ionisation potential ( No./eV )3 37.9
Natural isotope distribution ( Mass No./% )11 / 80.2
Natural isotope distribution ( Mass No./% )10 / 19.8
Photo-electric work function ( eV )4.50
Thermal neutron absorption cross-section ( Barns )672.0000
Valences shown3
Mechanical Properties(机械性能)
Hardness - Mohs ( Arc melted )9.50
Material conditionArc Melted
Tensile modulus ( GPa ) ( Arc melted )441.00
Tensile strength ( MPa ) ( Arc melted )1580.00 - 2410.00
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )1.8x10¹²@27℃
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