Specialty > Centralizer Sub
Centralizer Sub
Centralizer subs are a common solution for centralizing needs and tighter tolerance wellbores.
Each of our integral centralizer subs can be fully customized to match the casing material and thread properties.

Centralizer Sub
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Integral Centralizer Sub Our Integral Centralizer Subs are the solution for positive centralization in horizonal and narrow wellbores. They are designed to run in tight tolerance applications such as under-reamed sections when solid body centralizers won’t meet drift or performance requirements. They provide positive centralization of the casing while reducing differential sticking and improving mud removal and effective cement placement. Its one-piece construction ensures vane integrity and can withstand high side forces. They are available with spiral or straight vane configurations, that can be outfitted with carbide for reaming applications. The slot with between the vanes can be modified to improve the flow area in application where pressure or loss of circulation is a concern. Fully customizable, all thread combinations, material grades and dimensions required can be provided. They are designed to meet or exceed the casing/tubing mechanical properties.
Main features:
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Integral Centralizer Sub
Our Integral Centralizer Subs are designed to run in tight tolerance applications such as under-reamed sections when solid body centralizers won’t meet drift or performance requirements. They provide positive centralization of the casing while improving mud removal and effective cement placement.
Its one-piece construction ensures vane integrity and can withstand high side forces. They are available with spiral or straight vane configurations and can be outfitted with carbide for reaming applications.
Main features:
- Rotation abilities
- Can remove mud and cement in very tight tolerance well bores
- API or premium connection
- Spiral or straight vanes designs
- Carbide outfitted blades for reaming
24 Hour or Less Quotations
Proactive Global Reach
Ferro-Tube Oil Tools Co. is a leading manufacturer of Float Equipment and accessories. We provide superior designed equipment to provide optimal performance under any well conditions.

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"Excellent Service"

Why Ferro-Tube
Ferro-Tube centralizers and accessories can be found in oil and gas wells around the world.

Our number one goal is to exceed our customers’ expectations and provide them with the strongest, most reliable and cost-efficient products in the oil field industry.
Our experienced engineering team is ready to answer all your questions and guide you to the right product for your project.
We are one of the country’s most respected and reliable suppliers for spiral and straight vane centralizers.
Ferro-Tube is a family owned manufacturer with a global reach
Navigate To Our Other Products
Navigate To Our Other Products
Float Equipment
Conventional Float Equipment
U200 Series Standard (IIB)
U300 Series Standard (IIIC)
U800 Series Flapper (LCM)
High-Pressure High-Temperature Float Equipment
U500 Series HP/HT Drillable
223-224 HP/HT Non-Drillable
Self-Filling Float Equipment
U600 Series Differential Fill
U700 Series Ball Convert Auto-Fill
Cementing Accessories
Cement Baskets
Cementing Wiper Plugs
Centralizers
Bow Spring Centralizers
One Piece Centralizer
Phenolic Rigid Spiral Blade Centralizer
Rigid Straight Blade Centralizer
Welded Rigid Centralizers
Stop Collars
Thread Compounds
Specialty Products
Centralizer Subs
Cross-Over Subs
Landing Collar
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Call us at
281-379-2995
Email us at
sales@ferrotube.com
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