Hinged Non Welded Semi-Rigid Centralizer (Dual Bow Centralizer)

• Certification: ISO 9001:2000, API
• Surface Treatment: Spray-Paint
• Centralizer Type: Elastic
• Structure: Automatic Reversing
• Material: Alloy
• Type: Centralizer
• Model NO.: Semi-rigid Centralizer
• Model: Semi-Rigid
• Color: Red
• Bow: Double Bow
• Standard: API, ISO
• Transport Package: Pallets
• Specification: 4.5" - 20"
• Trademark: MED
• Origin: China
• Production Capacity: 10000/Month

Product Description

Hinged Non Welded Semi-rigid Centralizer (Dual Bow Centralizer)

Hinged Non Welded Semi-rigid Centralizer (Dual Bow Centralizer) is designed for small-clearance situations, and normally run over a stop collar or coupling.

Hinged Non Welded Semi-rigid Centralizer (Dual Bow Centralizer) has the hinged design with a dual contact bow profile. It can achieve the highest restoring forces and usually zero to minimum starting force.

Hinged non welded dual contact semi-rigid bow spring centralizer can be used in most wells, and most suitable for horizontal and directional wells.

The sizes from 4 1/2 to 20 inches sizes are available. We can also provide customized service.

When ordering, please specify:
Casing size
Hole size
If impossible, the required length of the semi-rigid centralizer

Parameters of Hinged Non Welded Semi-rigid Centralizer (Dual Bow Centralizer)

Specification	Casing Size (mm)	Hole Size (mm)	Inner Diameter (mm)
4-1/2"×5-1/2"	140	140	142
4-1/2"×5-3/4"	114	146	118
4-1/2"×6"	114	152	118
4-1/2"×6-1/8"	114	156	118
4-1/2"×6-1/4"	114	159	118
5"×6"	127	152	131
5"×6-1/8"	127	156	131
5"×6-1/4"	127	159	131
5-1/2"×6-1/2"	140	165	142
5-1/2"×7"	140	178	142
5-1/2"×7-1/2"	140	191	142
5-1/2″×8-1/2″	140	216	142
5-3/4"×7-1/2"	146	191	150
5-3/4"×8-1/2"	140	216	142
6-5/8"×8-1/2"	168	216	172
6-5/8"×8-11/16"	168	221	172
6-5/8"×9-5/8"	168	245	172
7″×8 1/2″	178	216	182
7"×8-11/16"	178	221	182
7"×9-5/8"	178	244	182
7-5/8″×8-1/2″	194	216	199
7-5/8"×8-11/16"	194	221	199
7-5/8"×9-5/8"	194	245	199
9-5/8″×11-5/8″	244	295	249
9-5/8″×12-1/4″	244	311	249
13-3/8"×15-1/2"	340	394	344
13 3/8×17 1/2	340	445	344

Our Team
Zhengzhou Maierda Petroleum Equipment Co., Ltd., located in Central China, is a professional supplier of oilfield equipment and accessories.
Our factories have more than 15 years experiences of manufacturing oilfield equipment and accessories.
Our sales team has more than 10 years importing & exporting experiences in oil & gas industry.
Our Products
We are specialized in oilfield equipment and accessories including casing centralizers, float equipment, stage collars, cementing plugs, cement heads, cement baskets, casing & tubing couplings, hammer unions, sucker rods, pup joints, drill pipes, drill collars, etc.
We are committed to providing high-quality and cost-effective products and services to our customers.
Our Services
We guarantee and uphold the highest standards in customer service, client satisfaction, and quality product delivery in the oilfield industry.
Let's join hands and work together to create us a better future!