Material & construction
Cast or machined steel body with integral rigid blades and axial bore.
WOG-611 / Casing centralization
Rigid Spiral-blade Casing Centralizer
Provides fixed standoff where rigid centralizers can pass the wellbore restrictions.
| Casing OD | 4-1/2 / 5-1/2 / 7 in (114.3 / 139.7 / 177.8 mm) |
|---|---|
| Structure | Rigid slip-on body with helical blades |
| Primary dimensions | Body bore and maximum blade OD |
| Fit requirement | Blade OD below minimum passage restriction |
Reference selections, not verified supplied-model ratings.
View catalogue page 26 ↗Options & acceptance
Existing catalogue bore/blade combinations and surface finish options.
Application & RFQ details
Confirm actual casing OD, blade clearance, bearing area and flow-by area. Fixed blade OD does not compress like a bow spring; avoid selecting from casing size alone.
Standards & documents
Require dimensional, material and fit verification; applicable centralization evaluation must match rigid-body design.
Packing
Separate blade surfaces and protect bores; restrained pallet/crate packing.
Related products
WOG-610
Bow-spring Casing Centralizer
Maintains casing standoff for cement placement in suitable well sections.
Specifications & details ↗
WOG-612
Set-screw Casing Stop Collar
Axially locates compatible casing centralizers and selected cementing accessories.
Specifications & details ↗