Tolerance on diameter : +/-20%.

订货号	包装规格
Length (Round)
404-350-39	50mm

半岛bd体育手机客户端 参数

Diameter[直径]	2mm
Length[长度]	50mm
Production Method[生产方法]	Cast
Purity[纯度]	99.0%
Atomic Properties(原子属性)
Atomic number	66
Atomic weight ( amu )	162.50000
Crystal structure	Hexagonal Close Packed
Electronic structure	Xe4f??6s?
Ionisation potential ( No./eV )	1 / 5.93
Ionisation potential ( No./eV )	2 / 11.67
Natural isotope distribution ( Mass No./% )	164 / 28.20
Natural isotope distribution ( Mass No./% )	160 / 2.34
Natural isotope distribution ( Mass No./% )	163 / 24.90
Natural isotope distribution ( Mass No./% )	158 / 0.10
Natural isotope distribution ( Mass No./% )	156 / 0.06
Natural isotope distribution ( Mass No./% )	161 / 18.90
Natural isotope distribution ( Mass No./% )	162 / 25.50
Thermal neutron absorption cross-section ( Barns )	930.0000
Valences shown	3
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10?? K?? )	8.600 @0-100℃
Latent heat of evaporation ( J g?? )	1725
Latent heat of fusion ( J g?? )	105.00
Melting point ( C )	1412.00
Specific heat ( J K?? kg?? )	173.0 @25℃
Thermal conductivity ( W m?? K?? )	10.70 @0-100℃
Mechanical Properties(机械性能)
Bulk modulus ( GPa ) ( Polycrystalline )	39.2
Hardness - Vickers ( kgf mm?? ) ( Polycrystalline )	55
Material condition	Polycrystalline
Poisson's ratio ( Polycrystalline )	0.232
Tensile modulus ( GPa ) ( Polycrystalline )	63.10
Tensile strength ( MPa ) ( Polycrystalline )	248.00
Yield strength ( MPa ) ( Polycrystalline )	228.0
Physical Properties(物理性质)
Boiling point ( C )	2562
Density ( g cm?? )	8.536 @20℃
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )	91@20℃
Temperature coefficient ( K?? )	0.00120 @0-100℃

其他参数

公差

直径	≤10mm	±10%
	聚合物	+20% / -10%
	陶瓷	+20% / -10%
	>10mm	±5%
	陶瓷	+20% / -10%
	聚合物	+20% / -10%
长度	<100mm	±1mm
	≥100mm	+5% / -1%

易燃

与火焰接触后点燃的化学品，或与水接触后逸出高度易燃气体的化学品。