API Slip On Bow Spring Single One Piece Centralizer/Pipe Casing Centralizer lower price

) Material: 65Mn steel 2) Type: one piece casing centralizer 3) Standard: API 10D 4) API and ISO certified 5) Specifications: 4 1/2'---20'. More special sizes or combination are available as requested. 6) Characteristic: Our single piece casing centralizer has restoring force almost two times of API standard. A. Normal spray single piece centralizer: B. Casing Centralizers with extending straight bows and bulgy bars in middle of each bow which have better restoring function: