Product name: Tantalum tube, tantalum capillary tube
Standard：ASTM B521-98
Grade: RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W)
Specification:
Diameter φ1.0-150mm
Thickness 0.2-5.0mm
Length 200mm-6000mm
Tantalum tube Ingredient Description:
|
Number |
Main ingredients |
Impurity content Not more than % |
|||||||||||
|
Ta |
Nb |
Fe |
Si |
Ni |
W |
Mo |
Ti |
Nb |
O |
C |
H |
N |
|
|
Ta1 |
· |
—— |
0.005 |
0.005 |
0.002 |
0.01 |
0.01 |
0.002 |
0.04 |
0.02 |
0.01 |
0.0015 |
0.01 |
|
Ta2 |
· |
—— |
0.03 |
0.02 |
0.005 |
0.04 |
0.03 |
0.005 |
0.1 |
0.03 |
0.01 |
0.0015 |
0.01 |
|
TaNb3 |
· |
＜3.5 |
0.03 |
0.03 |
0.005 |
0.04 |
0.03 |
0.005 |
—— |
0.03 |
0.01 |
0.0015 |
0.01 |
|
TaNb20 |
· |
17.0～23.0 |
0.03 |
0.03 |
0.005 |
0.04 |
0.03 |
0.005 |
—— |
0.03 |
0.01 |
0.0015 |
0.01 |
|
Ta2.5W |
· |
|
0.005 |
0.005 |
0.002 |
3.0 |
0.01 |
0.002 |
0.04 |
0.02 |
0.01 |
0.0015 |
0.01 |
|
Ta10W |
· |
|
0.005 |
0.005 |
0.002 |
11 |
0.01 |
0.002 |
0.04 |
0.02 |
0.01 |
0.0015 |
0.01 |
If the user has special requirements, the two sides agreed specifically
Table I. Outer diameter and wall thickness tolerance
|
Outer diameter,inch(mm) |
Outside diameter tolerance, inches (mm), +/- |
Wall thickness tolerance, %, +/- |
|
<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 II. Mechanical properties (annealed state)
|
Number |
Ultimate tensile strength min. lb/in2 (MPa) |
Yield strength min. lb/in2 (MPa) |
Elongation, min,% 1 inch (25.4 mm) pitch |
|
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 |
Application: Because of its high melting point, corrosion resistance and good cold working properties, tantalum and tantalum-tungsten series alloy tubes are widely used in chemical industry, high temperature technology field and atomic energy industry. They are mainly used in the manufacture of reaction vessels and heat exchangers for chemical processes, pipes, condensers, bayonet heaters, spiral coils, U-shaped tubes, thermocouples and their protection tubes, liquid metal vessels and pipes, etc. Applications Because of its high melting point, corrosion resistance and good cold working properties, tantalum and tantalum-tungsten series alloy tubes are widely used in the chemical industry, high-temperature technology fields and the atomic energy industry. They are mainly used in the manufacture of reaction vessels and heat exchangers for chemical processes, pipes, condensers, bayonet heaters, spiral coils, U-shaped tubes, thermocouples and their protection tubes, liquid metal vessels and pipes, etc.
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