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Baoji Refractory Metal Developer Co.,Ltd is one of the leading China tantalum bar manufacturers and suppliers, and as a professional company we have productive factory, welcome to wholesale tantalum bar, tantalum rod products from us.
Ta² 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：
Description |
Diameter (mm) |
Length (mm) |
Rod |
Φ1.00~Φ12.00 |
50~2000 |
Bar |
Φ12.00~Φ20.00 |
50~2000 |
Φ20.00~Φ30.00 |
50~1200 |
|
Φ30.00~Φ60.00 |
50~1000 |
|
＞Φ60.00 |
50~600 |
|
Note:All the products can be supplied in according to customer’s requirement. | ||
² Mechanical requirements:
|
Grade |
Annealed |
||
|
Tensile strength psi (MPa) ≥ |
Yield strength psi (MPa) ≥ |
Elongation min， ％ (1 inch gage length) ≥ |
|
Ta1 (RO5200) |
25000 (172) |
15000 (103) |
25 |
Ta2.5W (RO5252) |
40000 (276) |
28000 (193) |
20 |
Ta10W (RO5255) |
70000 (482) |
55000 (379) |
20 |
² Tolerance：
|
Diameter（mm） |
Diameter Tolerance（mm） |
Length（mm） |
Length Tolerance（mm） |
3.0~4.5 |
±0.05 |
200~1500 |
+5 |
＞4.5~6.5 |
±0.10 |
200~1500 |
|
＞6.5~10.0 |
±0.15 |
200~1500 |
|
＞10.0~16.0 |
±0.20 |
200~1200 |
|
＞16.0~18.0 |
±1.00 |
200~2000 |
+20 |
＞18.0~25.0 |
±1.50 |
200~2000 |
|
＞25.0~40.0 |
±2.00 |
200~4000 |
+20 |
＞40.0~50.0 |
±2.50 |
200~3000 |
|
＞50.0~65.0 |
±3.00 |
200~1500 |
|
＞65.0~95.0 |
±4.00 |
200~1000 |
|
Note:Special demands on tolerance available. | |||