ASTMB392 niobium ring
- Category: >>>
- Supplier: Baoji Yunjie Metal Production Co. Ltd.
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Product Overview
Description
GENERAL PROPERTIES
Symbol: | Nb |
Atomic Number: | 41 |
Atomic Weight: | 92.9064 |
Density: | 8.57 gm/cc |
Melting Point: | 2468 oC |
Boiling Point: | 4742 oC |
Thermal Conductivity: | 0.537 W/cm/K @ 298.2 K |
Electrical Resistivity: | 12.5 microhm-cm @ 0 oC |
Electronegativity: | 1.6 Paulings |
Specific Heat: | 0.064 Cal/g/K @ 25 oC |
Heat of Vaporization: | - |
Heat of Fusion: | 6.5 Cal/gm mole |
Niobium ring
Material: RO4200-1, RO4210-2
Size: OD120mm ID 90mm H12mm
We could produce acoording to your requirement
Purity: >=99.9% or 99.95%
Table 1. Mechanical requirements (annealed condition)
Grade | Tensile strength δbpsi (MPa), ≥ | Yield strength δ0.2, psi (MPa),≥ | Elongation in 1"/2" gage length, %, ≥ |
RO4200-1 RO4210-2 | 18000 (125) | 10500 (73) | 25
|
Special requirements to be agreed on by the supplier and buyer of negotiations | |||
Table.2 Chemical composition:
Chemistry % | |||||||||||||
Designation | Chief component | Impurities maxmium | |||||||||||
Nb | Fe | Si | Ni | W | Mo | Ti | Ta | O | C | H | N | ||
Nb1 | Remainder | 0.004 | 0.003 | 0.002 | 0.004 | 0.004 | 0.002 | 0.07 | 0.015 | 0.004 | 0.0015 | 0.002 | |
Nb2 | Remainder | 0.02 | 0.02 | 0.005 | 0.02 | 0.02 | 0.005 | 0.15 | 0.03 | 0.01 | 0.0015 | 0.01 | |
Special requirements to be agreed on by the supplier and buyer of negotiations |
Please contact us for more details.
Olivia Liu
Baoji Yunjie Metal Production Co., Ltd.
T: 86 917 3388750
F: 86 917 3373344
Mob/Whatsapp: +86 15771684166
QQ: 2911147640
Wexin: 15771684166
E: Olivialiu_YJ(at)outlook.com shlingliu(at)hotmail.com
W: //www.yj-ql.com.cn
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