Active Member
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[China]
Address: Tai Cheng Road ,WeiBin Bistrict,Baoji City,ShaanXi Province 721013,China
Contact name:nicole lee
Baoji Fitow Metals Co., Ltd |
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Tantalum is a kind of Emerging materials.
It will play an important role in modern and future society.It use is extensive.High melting point,high boiling point ductility and corrosion resistance make the Tantalum Parts used very well in the chemical equipment,reactor,fmace,instrument and so on.
1. Product Introduction
1.Grade: RO5200, RO5400, RO5252 (Ta-2.5W), RO5255 (Ta-10W)
2.Standard: ASTM B521-98, GB/T14841, ASTMB365, ASTMB708
3.Purity:≥ 99.95%
4.Size: Diameter: φ2.0-100mm
Thickness: 0.2-5.0mm
Length: 200mm-6000mm
5.Characteristic:
Density: 16.68 g/cm3
Certificate: ISO9001:2008
6.Product Feature:
Strict quality control system:
--- Each link of the production will be strictly controlled, ensuring without one unqualified product being out from our company.
2. Technology Data Sheet
OD 20mm | Wall 1.27mm | Tapered 12.7mm |
OD 12.7mm | Wall 0.762mm | Tapered 12.7mm |
OD 38.10mm | Wall 1.778mm | Tapered 38.10mm |
OD 34.29mm | Wall 1.778mm | Height 9.525mm |
Grade(UNS) | Annealed | ||
Tensile strength min, psi (MPa) | Yield strength min,psi (MPa)(2%) | Elongation min, % (1 inch gage length) | |
Pure Ta (RO5200, RO5400) | 30000 (207) | 20000 (138) | 20 |
Ta-10W (RO5255) | 70000 (482) | 60000 (414) | 15 |
Ta-2.5W (RO5252) | 40000 (276) | 30000 (207) | 20 |
Ta-40Nb (RO5240) | 35000 (241) | 20000 (138) | 25 |
Chemistry % | |||||||||||||
Designation | Chief component | Impurities maxmium | |||||||||||
Ta | Nb | Fe | Si | Ni | W | Mo | Ti | Nb | O | C | H | N | |
Ta1 | Remainder | 0.005 | 0.003 | 0.002 | 0.006 | 0.006 | 0.002 | 0.04 | 0.015 | 0.005 | 0.0015 | 0.006 | |
Ta2 | Remainder | 0.01 | 0.01 | 0.005 | 0.02 | 0.02 | 0.005 | 0.08 | 0.02 | 0.01 | 0.0015 | 0.01 | |
TaNb3 | Remainder | 3.5 | 0.01 | 0.01 | 0.005 | 0.02 | 0.02 | 0.005 | 0.02 | 0.01 | 0.0015 | 0.01 | |
TaNb20 | Remainder | 17.0-23.0 | 0.01 | 0.01 | 0.005 | 0.02 | 0.02 | 0.005 | 0.02 | 0.01 | 0.0015 | 0.01 | |
Ta2.5W | Remainder | 0.005 | 0.003 | 0.002 | 3.0 | 0.006 | 0.002 | 0.04 | 0.015 | 0.005 | 0.0015 | 0.006 | |
Ta10W | Remainder | 0.005 | 0.003 | 0.002 | 11 | 0.006 | 0.002 | 0.04 | 0.015 | 0.005 | 0.0015 | 0.006 | |
Content, Max, Weight % | ||||
Element | R05200 Unalloyed Tantalum | R05255 90% Tantalum 10% Tungsten | R05252 97.5% Tantalum 2.5% Tungsten | R05240 60% Tantalum 40% Niobium |
C | 0.010 | 0.010 | 0.010 | 0.010 |
O | 0.015 | 0.015 | 0.015 | 0.020 |
N | 0.010 | 0.010 | 0.010 | 0.010 |
H | 0.0015 | 0.0015 | 0.0015 | 0.0015 |
Fe | 0.010 | 0.010 | 0.010 | 0.010 |
Mo | 0.020 | 0.020 | 0.020 | 0.020 |
Nb | 0.100 | 0.100 | 0.50 | 35.0~42.0 |
Ni | 0.010 | 0.010 | 0.010 | 0.010 |
Si | 0.005 | 0.005 | 0.005 | 0.005 |
Ti | 0.010 | 0.010 | 0.010 | 0.010 |
W | 0.05 | 9.0~11.0 | 2.0~3.5 | 0.050 |
Ta | Remainder | Remainder | Remainder | Remainder |
3. Technology:
Tantalum Powder → Isocratic Pressing → Bar Billet →Sintering → Semi-finished bar →Forging → Swaging → Polished → End products → Inspection → Packing
4. Application
Tantalum crucible is used as container for rare-earth metallurgy, load plates for anodes of tantalum and niobium electrolytic capacitors sintered at high temperatures, corrosion resistant containers in chemical industries and evaporation crucibles and liners.
5. Tantalum features
1) High melting point ,
2) Low vapor pressure,
3) Good cold process ability ,
4) Excellent chemical stability ,
5) Good resistance to corrosion ,
6) High temperature strength
7) Good bio-compatibility
8) High dielectric constant ,in surface oxide film .
Widely used in many industries such as electronics ,metallurgy, chemical processing , hard alloy cutters , aerospace and aviation.
6. Our advantage
1. Advanced Equipment and Management;
2. Strict Quality Control &Inspection;
3. Global quality warranty;
4. Different sizes available;
5. Free OEM service;
6. Various Packaging & Shipping Choice;
7. Timely& Efficient Delivery;
8. Professional & Responsible Staff
