Product Description
Seamless One Piece Centralizer (Integral Bow Centralizer)
The seamless one piece centralizer (integral centralizer), made of an integral single pipe, is a kind of bow spring centralizer with our unique design of shuttle shape. This design ensure the centralizer has higher restoring force, anti-drag feature and more beautiful appearance than conventional one piece centralizer.
Features and benefits
· Superior mechanical integrity, higher yield and tensile strengths
· High restoring forces and zero lbf running force
· Withstand immense forces, remain intact, and never leave debris in the hole
· With performance exceeding API Spec. 10D
When ordering, please specify:
Casing size
Hole size
If impossible, the required length of the one piece centralizer
Product Parameters
Parameters of Seamless One Piece Centralizer (Integral Bow Centralizer)
Specification |
Casing Size (mm) |
Hole Size (mm) |
Inner Diameter (mm) |
Outer Diameter (mm) |
4-1/2″×6″ |
114 |
152 |
118 |
152 |
5″×6-1/2″ |
127 |
165 |
132 |
165 |
5-1/2″×6-1/2″ |
140 |
165 |
142 |
165 |
5-1/2″×8-1/2″ |
140 |
216 |
142 |
218 |
6-5/8″×8-1/2″ |
168 |
216 |
172 |
218 |
7″×8-1/2″ |
178 |
216 |
182 |
218 |
7″×9-1/2″ |
178 |
241 |
182 |
243 |
7-5/8"×9-1/2" |
194 |
241 |
198 |
243 |
7-5/8″x9-7/8″" |
194 |
251 |
198 |
253 |
9-5/8″×12-1/4″ |
244 |
311 |
249 |
311 |
10-3/4"× 12-1/4" |
273 |
311 |
278 |
311 |
12 3/4"×17-1/2" |
324 |
445 |
328 |
445 |
13-3/8″×17-1/2″ |
340 |
445 |
344 |
445 |
14-3/8"×18-3/4" |
365 |
476 |
369 |
476 |
16"×20" |
406 |
508 |
410 |
508 |
18-5/8"×24" |
473 |
610 |
474 |
610 |
20"×26" |
508 |
660 |
512 |
660 |
Company Profile
About Us
Maierda, located in Central China, is a professional supplier of petroleum equipment and tools.
Our factory has more than 15 years' experience in the R&D, production, sales and service of oilfield equipment and machinery.
Our sales team has more than 10 years importing & exporting experiences in the oil & gas industry.
Main Products
We are mainly engaged in oil well equipment and tools including various casing centralizers (bow centralizer, spring centralizer, single piece centralizer, solid body centralizer, rigid centralizer, semi-rigid centralizer, hinged centralizer, non-welded centralizer, welded centralizer, composite centralizer, nylon centralizer, stamped centralizer, positive centralizer, roller centralizer, slip-on centralizer, aluminum centralizer, zinc alloy centralizer), stop collar, sucker rod centralizer, tubing centralizer, drill pipe centralizer, etc.
We also provide some other competitive products in the oil & gas field including float equipment (collar and shoe), cementing plugs, cementing heads, stage collars, cement baskets, hammer unions, polished rod clamps, polished rod, couplings & crossovers for casing, tubing, sucker rod, polished rod, etc.
Our Services
We are committed to providing high-quality and cost-effective products and services to our customers.
We guarantee and uphold the highest standards in customer service, client satisfaction, and quality product delivery in the oilfield industry.
Hope to have a good cooperation with you!
Detailed Photos
API Seamless One Piece Centralizer (Integral Bow Centralizer) for Casing