
Style A.
Perforated casing without burrs or other surface defects
Perforated pipe or perforated casing is designed for creating direct link between the wellbore and the producing formation through punched holes in the casing and the cement sheath that surrounds it. It is usually used as a protect casing or supporting pipe of other well screens, such as pipe-based wire wrapped screen The size and distribution of perforated hoses pose a direct impact on well productivity.
Features:
Punched hose types
Style A.
Style B.
Style C.
Style D.
Style E.
Style F.
Non-staggered perforated pipe.
Staggered perforated pipe.
Pipe Size (inch) | Number of hoses (sq. in./ft) | Hole Diameter (inch) | Open Area (sq. in./ft) |
---|---|---|---|
3/4 | 78 | 3/16 | 2.15 |
1 | 54 | 5/16 | 4.14 |
1-1/4 | 66 | 5/16 | 5.06 |
1-1/2 | 78 | 5/16 | 5.98 |
2-1/16 | 78 | 5/16 | 5.98 |
2-3/8 | 90 | 3/8 | 9.94 |
2-7/8 | 102 | 3/8 | 11.26 |
3-1/2 | 126 | 3/8 | 13.91 |
4 | 138 | 3/8 | 15.24 |
4-1/2 | 150 | 3/8 | 16.56 |
5 | 162 | 3/8 | 17.88 |
5-1/2 | 174 | 3/8 | 19.21 |
6-5/8 | 186 | 3/8 | 20.53 |
7 | 222 | 3/8 | 24.51 |
9-5/8 | 294 | 3/8 | 32.46 |
Note: Custom products are available on special orders. If you have any problem of perforated casing, please contact us.
Plated perforated pipe for corrosive resistance