材料 >> 金属材料
?? Ir, 1.25mm直径, As Drawn Temper, 3N
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| 品牌: |
Goodfellow |
| 纯度含量: |
99.9% |
| 产地: |
英国 |
产品介绍
| 订货叶/strong> |
包装规格 |
| Length (Round) |
| 939-993-16 |
6mm |
| 525-415-02 |
10mm |
| 855-986-78 |
25mm |
| 767-647-63 |
50mm |
| 762-724-91 |
75mm |
| 724-619-99 |
100mm |
| 846-642-18 |
150mm |
| 266-096-36 |
200mm |
| 244-306-39 |
300mm |
| 832-810-48 |
400mm |
| 740-054-63 |
500mm |
产品参数
| Diameter[直径] |
1.25mm |
| Length[长度] |
6mm - 500mm |
| Purity[纯度] |
99.9% |
| Temper[状态] |
As Drawn |
| Typical Analysis(典型分析) |
| Ag |
1 PPM |
| Al |
5 PPM |
| Ba |
10 PPM |
| Ca |
30 PPM |
| Cu |
1 PPM |
| Fe |
30 PPM |
| Mg |
1 PPM |
| Na |
20 PPM |
| Pb |
30 PPM |
| Pd |
20 PPM |
| Pt |
20 PPM |
| Rh |
200 PPM |
| Ru |
5 PPM |
| Si |
20 PPM |
| Atomic Properties(原子属? |
| Atomic number |
77 |
| Atomic weight ( amu ) |
192.22000 |
| Crystal structure |
Face Centred Cubic |
| Electronic structure |
Xe4f??5d?6s? |
| Natural isotope distribution ( Mass No./% ) |
191 / 37.3 |
| Natural isotope distribution ( Mass No./% ) |
193 / 62.7 |
| Photo-electric work function ( eV ) |
4.60 |
| Thermal neutron absorption cross-section ( Barns ) |
425.0000 |
| Valences shown |
3 , 4 |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
6.800 @0-100ℂ/td> |
| Latent heat of evaporation ( J g?? ) |
3186 |
| Latent heat of fusion ( J g?? ) |
135.00 |
| Melting point ( C ) |
2410.00 |
| Specific heat ( J K?? kg?? ) |
133.0 @25ℂ/td> |
| Thermal conductivity ( W m?? K?? ) |
147.00 @0-100ℂ/td> |
| Mechanical Properties(机械性能) |
| Bulk modulus ( GPa ) ( Hard ) |
371.0 |
| Bulk modulus ( GPa ) ( Soft ) |
371.0 |
| Hardness - Vickers ( kgf mm?? ) ( Hard ) |
650 |
| Hardness - Vickers ( kgf mm?? ) ( Soft ) |
200 - 300 |
| Material condition |
Soft |
| Material condition |
Hard |
| Poisson's ratio ( Hard ) |
0.260 |
| Poisson's ratio ( Soft ) |
0.260 |
| Tensile modulus ( GPa ) ( Hard ) |
528.00 |
| Tensile modulus ( GPa ) ( Soft ) |
528.00 |
| Tensile strength ( MPa ) ( Hard ) |
1200.00 |
| Tensile strength ( MPa ) ( Soft ) |
550.00 - 1100.00 |
| Physical Properties(物理性质) |
| Boiling point ( C ) |
4130 |
| Density ( g cm?? ) |
22.400 @20ℂ/td> |
| Electrical Properties(电气特? |
| Electrical resistivity ( μOhmcm ) |
5.1@20ℂ/td> |
| Superconductivity critical temperature ( K ) |
0.1100 |
| Temperature coefficient ( K?? ) |
0.00450 @0-100ℂ/td> |
| Thermal emf against Pt (cold 0C - hot 100C) ( mV ) |
0.65 |
其他参数
公差
| 直径 |
?0mm |
10% |
| 聚合?/td> |
+20% / -10% |
| 陶瓷 |
+20% / -10% |
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| >10mm |
5% |
| 陶瓷 |
+20% / -10% |
| 聚合?/td> |
+20% / -10% |
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| 长度 |
<100mm |
1mm |
| ?00mm |
+5% / -1% |
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