Adeiladu Pibell
| Tiwb Mewnol | rwber synthetig sy'n gwrthsefyll crafiadau du (mae haen UPE ar gael) |
| Atgyfnerthiad |
ffibr plethedig neu wifren ddur |
| Haen Allanol |
tywydd du a rwber synthetig gwrthsefyll crafiadau |
| Amrediad Tymheredd |
-40 gradd ~+70 gradd (-40 gradd F~+158 gradd F) |
| Cais |
Yn berthnasol i ddiwydiannau fel rheilffordd, adeiladu llongau, a adeiladu i gael gwared â rhwd ar yr wyneb metel. |
| Manyleb | Manyleb |
Diamedr mewnol pibell (I.D) |
Diamedr allanol pibell (0.D) |
Pwysau gweithio uchaf (Uchafswm.WP) |
Pwysau prawf (P.P) |
Isafswm pwysau byrstio (Min.BP) |
Isafswm radiws plygu (Min.B.) |
Pwysau cyfeirio (W.T) |
||
| MAINT | MAINT | Minnau | Max | Minnau | Max | |||||
| YSTREMP | YN | Minnau | Mpa | Mpa | Mm | kg/m | ||||
|
-10 |
5/8 |
15.5 |
16.7 |
28.2 |
29.8 |
1.0 |
2.0 |
4.0 |
105 |
0.98 |
|
-12 |
3/4 |
18.8 |
19.8 |
34.2 |
35.8 |
1.0 |
2.0 |
4.0 |
130 |
1.14 |
|
-16 |
l |
24.8 |
25.8 |
42.8 |
45.2 |
1.0 |
2.0 |
4.0 |
150 |
1.50 |
|
-20 |
11/4 |
31.6 |
32.6 |
48.8 |
51.5 |
1.0 |
2.0 |
4.0 |
190 |
1.80 |
|
-24 |
11/2 |
37.7 |
38.8 |
57.5 |
60.5 |
1.0 |
2.0 |
4.0 |
240 |
2.10 |
|
-28 |
13/4 |
44.6 |
45.6 |
62.5 |
65.5 |
1.0 |
2.0 |
4.0 |
260 |
2.30 |
|
-32 |
2 |
50.7 |
52 |
69.5 |
72.5 |
1.0 |
2.0 |
4.0 |
300 |
2.75 |
|
-40 |
21/2 |
63.7 |
65.3 |
83.5 |
86.5 |
0.8 |
1.6 |
3.2 |
800 |
3.50 |
|
-48 |
3 |
75.5 |
77.3 |
100.0 |
104.0 |
0.8 |
1.6 |
3.2 |
920 |
4.50 |
|
-56 |
31/2 |
88.5 |
90.5 |
113.0 |
117.0 |
0.8 |
1.6 |
3.2 |
1100 |
5.50 |
|
-64 |
4 |
101.5 |
104 |
126.0 |
130.0 |
0.8 |
1.6 |
3.2 |
1300 |
6.50 |
Tagiau poblogaidd: pibell ffrwydro tywod, gweithgynhyrchwyr pibell ffrwydro tywod Tsieina
