Tantalum diaphragm is a high-performance, corrosion-resistant component made from high-purity tantalum. Known for its exceptional mechanical properties, high-temperature stability, and outstanding resistance to chemical corrosion, it is widely used in industries requiring precise pressure sensing and measurement. With excellent elasticity and fatigue resistance, tantalum diaphragms ensure long-term reliability in harsh environments.
Due to the properties of tantalum materials, the main functions of tantalum diaphragms are as follows:
Protective function: Tantalum diaphragms can protect the internal structure from the influence of the external environment, especially in highly corrosive environments. The corrosion resistance of tantalum diaphragms can effectively protect the equipment.
Sensing function: Tantalum diaphragms, as an elastic sensitive element, can sense changes in pressure and transmit this information through their own deformation, thereby realizing pressure measurement.
Isolation function: Tantalum diaphragms can be used as isolation diaphragms to isolate the measured medium from the measuring instrument, avoiding contamination and damage to the instrument by the medium.
Corrosion resistance: Tantalum diaphragm has extremely high corrosion resistance and will not react to highly corrosive media such as hydrochloric acid, concentrated nitric acid and aqua regia, so it is widely used in chemical, pharmaceutical and other industries.
High temperature stability: Tantalum diaphragm can maintain stable performance in high temperature environment, which is very important for equipment that needs to work under high temperature conditions.
Chemical composition table:
|
Grade |
Element content (mass fraction%) |
|||||||||||
|
C |
N |
O |
H |
Fe |
Si |
Ni |
Ti |
Mo |
W |
Nb |
Ta |
|
|
Ta1 |
0.01 |
0.005 |
0.015 |
0.0015 |
0.005 |
0.005 |
0.002 |
0.002 |
0.01 |
0.01 |
0.05 |
余量 |
|
Ta2 |
0.02 |
0.025 |
0.03 |
0.005 |
0.03 |
0.02 |
0.005 |
0.005 |
0.03 |
0.04 |
0.1 |
余量 |
Tantalum diaphragm specifications:
|
Outer diameter(φ) |
Thickness(T) |
Number of corrugations |
Surface diameter |
Side width |
Material |
|
12.2 |
0. 025,0. 03 |
3 |
8.5 |
1.8 |
|
|
12.4 |
0. 025₁ 0. 03 |
3 |
10.4 |
1 |
304L |
|
12.5 |
0. 025 |
4 |
9. 54 |
1.5 |
|
|
18. 4 |
0.02, 0. 025, 0. 03 |
5 |
15.2 |
1. 6 |
|
|
18.8 |
0. 025,0. 03 |
5 |
15.5 |
1. 65 |
|
|
24 |
0.1 |
4 |
17.5 |
3.25 |
|
|
30 |
0. 08, 0.1 |
5 |
21 |
4.5 |
|
|
32 |
0.05,0. 08, 0.1 |
5 |
23 |
4.5 |
|
|
35 |
0.05, 0.08₁ 0.1 |
5 |
29 |
3 |
|
|
36 |
0.1, 0.12 |
4 |
29 |
3.5 |
|
|
38 |
0.08, 0.1 |
6 |
30 |
4 |
|
|
40 |
0.08, 0.1 |
4 |
30 |
5 |
|
|
45 |
0. 08, 0.1 |
5 |
33 |
6 |
|
|
50 |
0. 08, 0.1 |
5 |
42 |
4 |
|
|
55 |
0.08, 0.1 |
5 |
45 |
5 |
|
|
60 |
0.08₁ 0.1 |
7 |
50 |
5 |
|
|
65 |
0.08₁ 0.1 |
7 |
55 |
5 |
|
|
70 |
0. 08₁ 0.1 |
8 |
60 |
5 |
|
|
75 |
0. 08, 0.1 |
8 |
65 |
5 |
|
|
82 |
0. 08, 0.1 |
8 |
72 |
5 |
|
|
84 |
0. 08, 0.1 |
6 |
50 |
17 |
|
|
89 |
0. 08, 0.1 |
8 |
79 |
5 |
|
|
98 |
0. 08₁ 0.1 |
8 |
88 |
5 |
|
|
1 00 |
0. 08. 0. 1 |
R |
90 |
5 |
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