10D API Rigid Spiral Bow Casing Centralizer 

Product Description 1) Material: 65Mn steel 2) Type: Single Piece Bow Spring Casing Centralizer 3) Standard: ISO standard 4) API and ISO certified 5) Specifications: 4 1/2''---20''. More special sizes or combination are available as requested. 6) High Restoring Force:  This kind of single piece casing centralizer has restoring force about 198% higher than API standard.  7)Application Bow spring centralizers are to help center the casing in the wellbore, allowing even distribution of the cement around te casing during cementing operations. 8) Function a. Take casing to designed position by reducing sticking while casing going down. b. Centralize casing in well. c. Balance liquid pressure in annular space by reducing adhesion phe…