7′′x 8 3/4′′ Slip on Single Piece Spring Casing Centralizer

• Customization: Available
• Certification: ISO 9001:2000, ISO 9001:2008
• Surface Treatment: Spray-Paint
• Model NO.: 7′′ x 8 3/4 ′′
• Centralizer Type: Elastic
• Structure: Slider
• Material: Cast Steel
• Type: Centralizer
• Drawing: Available
• Color: Red/Black
• Sample: Available
• ODM: Acceptable
• Length: 380mm
• Thickness: 40mm
• Bows: 6PCS
• Transport Package: Wood Cases
• Specification: 4 1/2"-20"
• Trademark: zhongshi
• Origin: Henan
• HS Code: 84314310
• Production Capacity: 10000PCS/Month

Product Description

                               7''x 8 3/4'' Slip on Single Piece  Spring Casing Centralizer

These Centralizers are designed for High Restoring Force and Low Starting Force for centralizing the casing pipe in a Vertical, Horizontal and Deviated well.
Premium quality Bows are made of special alloy steel and hot formed in totally controlled heat treatment plant to achieve the uniform hardness all over. Spec and performance 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 convenient storage and transportation.

 







Characteristics:
 
 
1) Designed for High Restoring Force and Low Starting & Running Force 
 
2) End collars are designed with self-locking action, which are easy to assemble. 
 
3) Undergo special coating process to prevent from rust 
 
4) Can be shipped in half assembled condition for economy in shipping and storage costs. 
 
 
5) Specification: 4"---20". Any special sizes or combination can available on request.















specifications for reference:
 
 

Specification	In-Dia(mm)	Wall Thickness (mm)	Height(mm)	Total height(mm)	Largest Dia(mm)	Spring Number
5-1/2"*8-1/2"	142-148	3-5	55	650	225	5
7"*9-5/8"	181-186	3-5	55	650	255	6
7"*8-1/2"	181-186	3-5	55	650	235	6
8-5/8"*12-1/4"	223-228	3-5	55	650	330	8
9-5/8"*12-1/4"	250-255	3-5	55	650	330	8
10-3/4"*12-1/4"	274-276	3-5	55	650	330	9
13-3/8"*17-1/2"	342-347	3-5	55	650	450	11
18-5/8"*24	476	3-5	55	600	610	12
20"*26	510	3-5	55	600	660	12