Hinged Non Welded Bow Spring Centralizer (Casing Centralizer)

• Certification: ISO 9001:2008, API 10
• Surface Treatment: Spray-Paint
• Centralizer Type: Elastic
• Structure: Hinged
• Material: Spring Steel
• Type: Centralizer
• Model NO.: Casing centralizer
• Classification: Hinged, Non Welded, Bow Spring
• Transport Package: Pallets
• Specification: 4 1/2" - 20"
• Trademark: MED
• Origin: China
• HS Code: 7307
• Production Capacity: 10000 PCS/Year

Product Description

Hinged Non Welded Bow Spring Centralizer (Latch on Centralizer)

 

Hinged Non Welded Bow Spring Centralizer (Latch on Centralizer) is designed for vertical and deviated wells where low starting forces and high restoring forces are required.
The bows of our Hinged Non Welded Bow Spring Centralizer (Latch on Centralizer) are made from double rolled alloy steel. The end collars are designed with a self-locking action, which is convenient for installation. In addition, the hinged non welded bow spring centralizers can be packaged in half assembled condition, which can ensure economical shipping and storage costs.

Hinged non welded bow spring centralizer can be used in cased and open holes, vertical and deviated wells and wells where rotation capabilities are not required

Features of hinged non welded bow spring centralizer
· The non welded design ensures the centralizer withstand most wellbore environments, which makes operation flexible;
· The locking tabs ensure the spring steel bows to hinged collars;
· The high-efficiency bows provide optimal conditions for primary cementing to achieve zonal isolation;
· Various heights and sizes are available, which make it suitable for most applications.

Parameters of Hinged Non Welded Bow Spring Centralizer (Latch on Centralizer)

Specification	Casing Size (mm)	Hole Size (mm)	Inner Diameter (mm)	Outer Diameter (mm)
4-1/2"×5-1/2"	114	140	118	140
4-1/2"×5-3/4"	114	146	118	146
4-1/2"×6"	114	152	118	152
4-1/2"×6-1/8"	114	156	118	156
4-1/2"×6-1/4"	114	159	118	159
5"×6"	127	152	132	152
5"×6-1/8"	127	156	132	156
5"×6-1/4"	127	159	132	159
5-1/2"×6-1/2"	140	165	144	165
5-1/2"×7"	140	178	144	178
5-1/2"×7-1/2"	140	191	144	191
5-1/2″×8-1/2″	140	216	142	216
5-3/4"×7-1/2"	146	191	150	191
5-3/4"×8-1/2"	146	216	150	216
6-5/8"×8-1/2"	168	216	172	216
6-5/8"×8-11/16"	168	221	172	221
6-5/8"×9-5/8"	168	245	172	245
7″×8 1/2″	178	216	182	216
7"×8-11/16"	178	221	182	221
7"×9-5/8"	178	245	182	245
7-5/8″×8 1/2″	194	216	198	216
7-5/8"×8-11/16"	194	221	198	221
7-5/8"×9-5/8"	194	245	198	245
9-5/8″×11-5/8″	245	295	249	295
9-5/8″×12-1/4″	244	311	249	311
12-3/4"×15-1/2"	324	394	328	394
13-3/8"×15-1/2"	340	394	344	394
13 3/8×17 1/2	340	445	344	445

About Us
Zhengzhou Maierda Petroleum Equipment Co., Ltd. is a manufacturer and supplier of casing accessories, cementing tools and downhole tools. Our factories have many years experiences of manufacturing oilfield equipment and accessories. We have over 10 years importing & exporting experiences in oil & gas industry.
Our main products:
1. Casing centralizers: bow spring centralizers, rigid centralizers, semi-rigid centralizers, one piece centralizers, polymer centralizers, hollow vane centralizers, aluminum centralizers, roller centralizers, slip on centralizers, hinged centralizers, welded/non-welded centralizers, stop collars, etc.
2. Cementing tools: float equipment (float collar, float shoe, guide shoe), cementing plugs, cement baskets, cement heads, stage collars, etc.
3. Downhole tools: casing & tubing couplings, pup joints, sucker rod guides (centralizers), sucker rods, drill collars, etc.
We are committed to providing high-quality and cost-effective products and services to our customers in oilfield industry.
Hope to establish a long-term partnership with you!