|
产品优势特点：
|
|||||
|
1.穿孔管采用J55或N80石油套管本体加工，强度高，不易变形。
2.钻孔均匀光滑、无毛刺。 3.整体进行防腐处理，在筛管的各表面形成致密的防护层，提高了筛管的抗腐蚀性及耐磨性，可有效延长其井下工作的寿命。 4.操作简单，使用方便，内通径大，易于进行管串配置。 5.钻孔类型可由客户随意选择. |
|||||
|
套管尺寸
|
每英尺孔数
|
孔径
|
每英尺开孔面积
|
||
|
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
|
||
