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4 1/2" -13 3/8" High Quality API float collar float shoe casing centralizer for cementing well
4 1/2" -13 3/8" High Quality API float collar float shoe casing centralizer for cementing well
Float shoe description:
when landing the casing, the drill fluid have no resistance to float shoes.
The pressure of circulating mud make the valve head down a displacement, the disc of valve rod's end will fall off
automatically; after stop pumping, the valve press the valve seat upwards under the action of spring, the float valve
becomes one-way valve. So that can pump the drilling fluid and cement slurry into it from up to down, but the fluid
in the casing or outside casing annulus can't be return to prevent from back flow.
4 1/2" -13 3/8" High Quality API float collar float shoe casing centralizer for cementing well
Float shoe specifications:
|
NO. |
Size (in) |
ID(mm) |
Height (mm) |
OD (mm) |
|
1 |
4-1/2"*6" (OD) |
116-118 |
200 |
150-152 |
|
2 |
5-1/2"*8-1/4" (OD) |
142-147 |
250 |
207-210 |
|
3 |
7"*8-1/4" (OD) |
181-184 |
250 |
207-210 |
|
4 |
7-5/8"*9-3/8" (OD) |
197-201 |
250 |
235-238 |
|
5 |
9-5/8"*12" (OD) |
247-251 |
250 |
300-304 |
|
6 |
13-3/8"*15-3/4"(OD) |
343-347 |
250 |
396-400 |
|
7 |
13-3/8"*17-1/4"(OD) |
343-347 |
250 |
435-438 |
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