API Cementing Tools_Model YFZ-A Mechanical Stage Collar Made in China
Specifications
1.Mechanical Stage Collar2.API Spec
3.Best service,good quality
4.Anti-rotation mechanism
5.Easily drillable material
Model YFZ-A Mechanical Stage Collar
1. Anti-rotation mechanism protects the closing sleeve from damage while drilling out the opening and closing seats.
2. No fluid trapping while opening and closing the ports.
3. All internal parts are made of easily drillable material.
4.A Pump-Down Opening Plug can be used for a continuous two-stage cementing operation.
Specifications
Casing Size |
Max O.D. |
Min.I.D. |
Overall Length |
|||
in. |
mm |
mm |
mm |
in. |
mm |
in |
7 |
208 |
8.189 |
157 |
6.181 |
1140 |
44.882 |
7-5/8 |
230 |
9.055 |
174.2 |
6.858 |
1140 |
44.882 |
9-5/8 |
282.5 |
11.122 |
220.5 |
8.681 |
1170 |
46.063 |
10-3/4 |
310 |
12.205 |
252 |
9.921 |
1211 |
47.677 |
13-3/8 |
384 |
15.118 |
315 |
12.402 |
1211 |
47.677 |
Skype: emily_sinotai
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