API perforated pipeis manufactured with steel or stainless steel. We can drill standard or customized hole size in
any number and any patlern. Every joint perforated by us is deburred internal external. Every hole is visually inspected
and cheaned of hurr material
O.D.:6mm-630mm
W.T.:0.3mm-60mm
Surface treatment: Polishing (180#,220#,240#,320#400#,600#), Hairline,aid pickling and so on
Features
1) We can drill standard or customized hole size in any number and pattern
2)Every joint perforated by us is debured internal and external and drift tested according to API standards
3) Every hole is visually inspected and clean of burr material
Application
This kind is mainly used for the application of oil reservation layer without much sand or for application of prevents
the rock bits dropping off the well bore. This type of product can be used for sand rock and carbonate oil reservation.
Specially used for horizontal oil well. We can drill standard or customized hole size in any number and pattern.
We can drill standard or customized hole size in any number and pattern.
General Hole size
| Pipe Size |
Holes per Feet |
Size of Hole |
Perforated Area per Feet |
| 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 |
Audited Supplier 
Audited Supplier 
){kind=link}
){kind=link}