API 10d Spec Single Piece Bow Spring Centralizer

API 10d Spec Single Piece Bow Spring Centralizer

API  10D Spec One Piece  Bow CZPT Centralizer 

The most current centralisers are manufactured from a one piece of heat-handled steel giving a hardened and tempered area that final results in significantly reduced torque and drag losses. These centralisers offer substantial tiredness strength for axial forces and radial side hundreds on bows for the duration of tubular rotation.   

Our specially developed Single Piece Centralizer, get rid of the threat of unfastened element or welding failure as it is all created from a single solitary piece using condition of the artwork producing procedure and material. Operate in shut tolerance purposes primarily on liners.
Bow spring centralizers, both welded and non-welded, are to help center casing in wellbore, allowing even distribution of the cement around the casing during cementing operations according to API 10D standard. The sizes cover 4-one/2″~twenty”. 

Designed for high restoring force and low starting and running force. 
End collars are designed with self-locking action, which are easy to assemble. 
Undergo special coating process to prevent it from rusting. 
Can be shipped in half assembled condition to save costs in shipping and storage. 
Specifications: 4-one/two”~20″. Any special size or combination is CZPT on request. 
The Single piece centralizer can be put in with 2 end rings, 1 interior end ring or casing couplings. The blades, prime and bottoms rings are produced of 1 piece to ensure the centralizer s integrity for the duration of rig functions. These Centralizers are made for Large Restoring Drive and Minimal CZPTting Drive for centralizing the casing pipe in a Vertical, Horizontal and Deviated properly.
Top quality high quality Bows are manufactured of special alloy steel and hot fashioned in absolutely managed heat treatment method plant to achieve the uniform hardness all in excess of. Spec and efficiency index of bow spring casing centralizer meet API Spec 10D. The woven centralizer is connected by pin when in use, the unfolded centralizer can be stacked flatly for practical storage and transportation.


one) Created for High Restoring Drive and Low CZPTting & Working Force 
2) Conclude collars are made with self-locking motion, which are effortless to assemble. 
three) Undergo specific coating process to avert from rust 
four) Can be transported in fifty percent assembled condition for economic system in delivery and storage charges. 
five) Specification: four”—20″. Any particular measurements or mix can CZPT on request.


Casing Measurement Hole Dimension Max O.D.
in. in. mm in.
20 24/26 650/714 25.591/28.110
18-5/8 22/24 590/680 23.228/26.772
sixteen twenty/22 550/613 21.654/24.132
fourteen 18 484 19.055
thirteen-3/eight seventeen-1/2 470 eighteen.504
12-three/four 17- 1/two 466 18.346
ten-three/four twelve-one/4 370 fourteen.567
9-5/eight 12-one/four 375 14.764
7-5/eight 9-seven/eight 273 ten.748
7 eight- 1/2 252 nine.921
six-5/eight 8- 1/2 245 nine.646
5- one/2 eight- one/2 256 10,079
five 6- 1/2 one hundred ninety 7.480
4-1/two 6 181 seven.126

API 10d Spec Single Piece Bow Spring Centralizer