Spring Casing Centralizer for Oilwell Cementing

• Certification: ISO 9001:2000, API, ISO
• Surface Treatment: Spray-Paint
• Centralizer Type: Elastic
• Structure: Hinged/Welded/Integral
• Material: Alloy
• Type: Centralizer
• Model NO.: Casing Centralizer
• Application: Oil Well Cementing
• Certificate: API 10d
• Samples: Available
• Processing Method: Forging/Casting
• Usage: Well Drilling Machinery
• Size: 3-1/2′′ to 20′′
• Transport Package: Plywood Case
• Specification: 3 1/2"-20", special size customizable
• Trademark: zhongshi
• Origin: China
• HS Code: 843143
• Production Capacity: 100000PCS/Year

Product Description

 

Casing Centralizer

 

Main Features:   
                                                                                                                                     
1) Features for solid rigid centralizers:
 
a. Hinged and slip-on versions available.
b. Shock, impact and corrosion resistant.
c. High tensile and yield strengths.
d. Available with straight or spiral blades.
e. Helps ensure positive centering in deviated or horizontal holes.
f. Helps prevent differential sticking while running casing.
 
2) Features for bow spring centralizers:
 
a. Designed for high restoring force and low starting&running force
b. Undergo special coating process to prevent from rust
c.  For hinged bow spring casing centralizers, end collars are designed with self-locking action, which are easy to assemble and can be shipped in half assembled condition for less shipping and storage costs.

Specifications:                                                                                                                                       
 

Model  (in)	Hooping I.D.  (mm)	Hooping Thickness  (mm)	Hooping Height (mm)	Total Length (mm)	Max. O.D. (mm)	Spring Pieces
5-1/2*8-1/2	142-148	5-7	50-60	650±50	225±5	5
6*8-1/2	154-158	5-7	50-60	650±50	255±5	5
13-3/8*17-1/2	342-349	8	50-60	580	450±5	6
20*26	510-518	8	50-60	650±50	670±5	10

About Us:                                                                                                                                               

Restructured from SINOPEC in 1997, Puyang Zhongshi Group Co., Ltd has 19 years manufacturing experience of petroleum machinery products till now, we have competitive prices of our main products of casing accessories likebow spring centralizer, solid rigid centralizer,float equipment, cementing plug etc.

We have 9 factories, more than 500 employees, and many kinds of production equipments.

We have certificates of API 5CT,6A,10D,11AX,11E, ISO 14001 and 9001.

With 10 years exporting experience,we have exported to more than 30 countries such as America,Canada,Russia,Venezuela,Columbia,Thailand,Indonesia ,UAE,Saudi Arabia,Kazakhstan etc.