Theoretical Burst and Working Presssure for PTFE Tubing
ID (mm) |
OD (mm) |
Wall thickness |
Burst pressure (kg/cm2) |
recommend working pressure (kg/cm2) |
1 |
3 |
1.0 |
265 |
65 |
2 |
4 |
1.0 |
138 |
34 |
3 |
5 |
1.0 |
95 |
23 |
4 |
6 |
1.0 |
70 |
17 |
5 |
7 |
1.0 |
55 |
13 |
6 |
8 |
1.0 |
48 |
12 |
7 |
9 |
1.0 |
40 |
10 |
8 |
10 |
1.0 |
35 |
8 |
9 |
11 |
1.0 |
31 |
7 |
10 |
12 |
1.0 |
28 |
7 |
11 |
13 |
1.0 |
24 |
6 |
12 |
14 |
1.0 |
23 |
6 |
13 |
15 |
1.0 |
21 |
5 |
14 |
16 |
1.0 |
20 |
5 |
15 |
17 |
1.0 |
19 |
4 |
16 |
18 |
1.0 |
18 |
4 |
17 |
19 |
1.0 |
17 |
4 |
18 |
20 |
1.0 |
16 |
4 |
19 |
21 |
1.0 |
15 |
4 |
20 |
22 |
1.0 |
14 |
3 |
The recommend working pressure depends on 4 times safety factor chosen for application