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Baoji Refractory Metal Developer Co.,Ltd is one of the leading China tantalum tube manufacturers and suppliers, and as a professional company we have productive factory, welcome to wholesale tantalum tube, tantalum pipe products from us.
² Chemical Composition:
Chemistry % | |||||||||||||
|
Grade |
Chief component |
Impurities max |
|||||||||||
Ta |
Other |
Fe |
Si |
Ni |
W |
Mo |
Ti |
Nb |
O |
C |
H |
N |
|
Ta1 |
Balance |
0.004 |
0.003 |
0.002 |
0.004 |
0.004 |
0.002 |
0.03 |
0.015 |
0.004 |
0.0015 |
0.002 |
|
Ta2.5W |
Balance |
W2.0~3.5 |
0.01 |
0.005 |
0.005 |
— |
0.02 |
0.003 |
0.05 |
0.015 |
0.01 |
0.002 |
0.01 |
Ta10W |
Balance |
W9.5~11 |
0.01 |
0.005 |
0.005 |
— |
0.02 |
0.003 |
0.05 |
0.015 |
0.01 |
0.002 |
0.01 |
TaNb3 |
Balance |
Nb1.5~3.5 |
0.03 |
0.03 |
0.005 |
0.04 |
0.03 |
0.005 |
— |
0.03 |
0.02 |
0.005 |
0.025 |
Note：Ta1=RO5200 Ta2.5W=RO5252 Ta10W=RO5255 | |||||||||||||
² Specification：Φ6~Φ80mm×0.2~5.0×L<1300mm
² Mechanical requirements:
Grade |
Annealed |
||
|
Tensile strength δbpsi (MPa) ≥ |
Yield strength δ0.2，psi (MPa) ≥ |
Elongation min， ％ (1"/2" inch gage length) ≥ |
|
Ta1 (RO5200) |
30000 (207) |
20000 (138) |
25 |
Ta2.5W (RO5252) |
40000 (276) |
28000 (193) |
20 |
Ta10W (RO5255) |
70000 (482) |
60000 (414) |
15 |
² Tolerance：
|
Out Diameter （mm） |
Tolerance（mm） |
Length（mm） |
Length Tolerance（mm） |
＞1-3 |
±0.04 |
≥200~1000 |
+3 0 |
＞3-5 |
±0.06 |
≥200~1000 |
|
＞5-15 |
±0.08 |
≥200~1000 |
|
＞15-25 |
±0.10 |
≥200~1000 |
|
＞25-35 |
±0.12 |
≥1000~3000 |
+6 0 |
＞35-50 |
±0.15 |
≥1000~3000 |
|
＞50-65 |
±0.17 |
≥1000~3000 |
|
|
注：1.The tube wall thickness deviation should be allowed to do not exceed the nominal wall thickness of ±10% 2.All the products can be supplied in according to customer’s requirement.
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