1. Specification: RO5200,RO5400,RO5252(Ta-2.5W),RO5255(Ta-10W)
2. Standard:ASTM B 708;
3. Size
Type |
Thickness(mm) |
Width(mm) |
Length(mm) |
Tantalum Foil |
0.03-0.09 |
30-150 |
<2000 |
Tantalum Sheet |
0.1-0.5 |
30-600 |
30-2000 |
Tantalum Plate |
0.5-10 |
50-1000 |
50-2000 |
4.
Chemical Composition
Content % |
|||||||||||||
Tantalum Grade |
Main Composition |
The impurity content is not more than |
|||||||||||
Ta |
Nb |
Fe |
Si |
Ni |
W |
Mo |
Ti |
Nb |
O |
C |
H |
N |
|
Ta1 |
Balance |
~ |
0.005 |
0.005 |
0.002 |
0.01 |
0.1 |
0.002 |
0.03 |
0.015 |
0.01 |
0.0015 |
0.01 |
Ta2 |
Balance |
~ |
0.03 |
0.02 |
0.005 |
0.04 |
0.3 |
0.005 |
0.1 |
0.02 |
0.01 |
0.0015 |
0.01 |
TaNb3 |
Balance |
<3.5 |
0.03 |
0.03 |
0.005 |
0.04 |
0.3 |
0.005 |
~ |
0.02 |
0.01 |
0.0015 |
0.01 |
TaNb20 |
Balance |
17~23 |
0.03 |
0.03 |
0.005 |
0.04 |
0.3 |
0.005 |
~ |
0.02 |
0.01 |
0.0015 |
0.01 |
Ta2.5W |
Balance |
~ |
0.005 |
0.005 |
0.002 |
3.0 |
0.1 |
0.002 |
0.04 |
0.015 |
0.01 |
0.0015 |
0.01 |
Ta10W |
Balance |
~ |
0.005 |
0.005 |
0.002 |
11 |
0.1 |
0.002 |
0.04 |
0.015 |
0.01 |
0.0015 |
0.01 |
If the user has special requirements, the two parties specifically negotiate |
Mechanical properties, annealing
Tantalum Grade |
Rm Tensile Strength Min. Lb/inch2(MPa) |
Yield Strength Min. Lb/inch2(MPa) |
Elongation % |
RO5200/RO5400 |
25000 (172) |
15000 (103) |
25 |
RO5252 |
40000 (276) |
28000 (193) |
20 |
RO5255 |
70000 (482) |
55000 (379) |
20 |
RO5240 |
35000 (244) |
15000 (103) |
25 |
|
If there are special requirements, the two parties will make specific agreement.