146/191 Steel Roller Centralizer, Rigid Centralizer

China 146/191 Steel Roller Centralizer, Rigid Centralizer, Find details about China Rigid Centralizer, Steel Roller Centralizer from 146/191 Steel Roller Centralizer, Rigid Centralizer

Model NO.
146/191
Trademark
zhongshi
Origin
Henan, China
HS Code
8431
Model NO.
146/191
Trademark
zhongshi
Origin
Henan, China
HS Code
8431
146/191 Steel Roller Centralizer, Rigid Centralizer

Rigid centralizer which is most suitable for highly deviated wells and horizontal wells has two or three rollers in each blade. It can change slipping friction to rolling friction, so the Roller rigid centralizer greatly reduces the friction between casing and wellbore wall and let casing go to desired position smoothly

Cast aluminum centralizer:
The smooth spiral 360 overlap solid vane design of centralizers provide max wall contact will not damage wellhead equipment, has high impact and shock resistance comand fluid swirl. The 30slope from the body to the height of the vane will eliminate scraping, or digging into the formation.
 
Casing Size
(mm/inch)
Minimum Hole
 (mm/inch) 
I.D.
 (mm/inch)
O.D.
(mm/inch) 
OAL
(mm/inch)
139.7(5-1/2)215.9(8-1/2)143(5-5/8)211(8-5/16)260(10-1/4)
177.8(7)215.9(8-1/2)181(7-1/8)213.4(8-13/32)260(10-1/4)
244. (9-5/8)5311.15(12-1/4)247.5(9-11/16)305.4(12-1/64)260(10-1/4)
339.7(13-3/8)406.4(16)344(13-35/64)402(15-53/64)260(10-1/4)

146/191 Steel Roller Centralizer, Rigid Centralizer
146/191 Steel Roller Centralizer, Rigid Centralizer
146/191 Steel Roller Centralizer, Rigid Centralizer
146/191 Steel Roller Centralizer, Rigid Centralizer