Product Introduction
Our advantages:
1. we have our own factory to produce different kinds of Niobium foil that you need.
2. we have more than 10 years experience in producing rare metal , especially in making Tantalum products.
3. we provide clients the best after-sale service !
4. we can give clients the best worthwhile if clients place a big order because we don't have reseller!
5. Our discount season is coming , we have more disount activities in the near future.
Tantalum tube Specifications:
1. Standard: ASTM B521
2. Grade: Ta1, Ta2.5W, Ta10W
3. Density 16.6 g/cc
4. Certificate: ISO9001:IS14001
2. Permissible variations in diameter & wall thickness
|
Outside diameter, inch (mm) |
Diameter tolerance, inch(mm), +/- |
Permissible variaton in wall thickness, %, +/- |
|
<1 (25.4) |
0.004 (0.102) |
10 |
|
1~1.5 (25.4~38.1) |
0.005 (0.127) |
10 |
|
1.5~2 (38.1~50.8) |
0.006 (0.152) |
10 |
|
2~2.5 (50.8~63.5) |
0.007 (0.178) |
10 |
|
2.5~3.5 (63.5~88.9) |
0.008 (0.254) |
10 |
Table 2. Mechanical requirements (annealed condition)
|
Grade |
Tensile strength δbpsi (MPa), ≥ |
Yield strength δ0.2, psi (MPa),≥ |
Elongation in 1"/2" gage length, %, ≥ |
|
RO5200/RO5400 |
30000 (207) |
20000 (138) |
25 |
|
RO5252 |
40000 (276) |
28000 (193) |
20 |
|
RO5255 |
70000 (481) |
60000 (414) |
15 |
|
RO5240 |
40000 (276) |
28000 (193) |
20 |
3. Process
Raw material→Reduction→Metal power→Mixing→Pressing→Sintering→Forming→Heat treatment→Machining Joining Coating→Quality assurance
4. Chemical compositions
|
Designation |
Chief component |
Impurities max(%) |
||||||||||
|
Ta |
Fe |
Si |
Ni |
W |
Mo |
Ti |
Nb |
O |
C |
H |
N |
|
|
Ta1 |
Remainder |
0.004 |
0.003 |
0.002 |
0.004 |
0.004 |
0.002 |
0.03 |
0.015 |
0.004 |
0.0015 |
0.002 |
|
Ta2 |
Remainder |
0.01 |
0.01 |
0.005 |
0.02 |
0.02 |
0.005 |
0.08 |
0.02 |
0.01 |
0.0015 |
0.01 |
Our company can providing customized products according to drawings provided by customers
