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Introduction Of Casing Centralizer
Aug 28, 2018

The casing centralizers are used to protect sucker rod to reduce wearing. the material of casing centralizer is mainly super strength spring steel, ASTM A395 ductile iron ,or equivalent international series number; Polyester centralizer; aluminum alloy. The structure have  three types: one or double bow without welding; rigid type; roller type.


4″×5-7/8″, 4-1/2″×6-1/8″, 5″×61/2″, 5-1/2″×8-1/2″, 7″×8-1/2″, 7-5/8″×9-1/2″ , 8-5/8″×10-5/8″, 9-5/8″×12-1/4″, 10-3/4″×14-3/4″, 13-3/8″×17-1/2″, 16″×20″, 20″×26″.

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