API Standard Casing Spring Centralizer for Oil Drilling

• After-sales Service: 1 Year
• Warranty: 1 Year
• Certification: N/M
• Surface Treatment: Without Processing
• Centralizer Type: Semi-Rigid
• Structure: Automatic Reversing
• Model NO.: all
• Material: Stainless Steel
• Type: Centralizer
• Color: Red or Blue
• Bows: 6 PCS
• Standard: API
• Size: 4-1/2" to 20"
• Transport Package: Standard Export Packing
• Specification: standard
• Trademark: JM
• Origin: Hebei China
• HS Code: 843143
• Production Capacity: 5000/Month

Product Description

Product Description

Casing centralizer is one of the necessary conventional casing accessories, upon well operationscompletion, the rational use of casing centralizer can play the role of:Reducing lower casing resistance phenomenon, making the casing smoothly down to the design position; Making casing centralizer centered within the well; Reducing the sticking phenomenon to make the annular space hydrostatic pressure balanced; Reduce channeling, improve the mud replacement efficiency, thus improve the cementing quality.

 

Product Features

• Single piece design, not easy broken up.
• Material: 65Mn steel.
• Single Piece Bow Spring Casing Centralizer
• Meet API Spec.10D.
• 4 1/2''---20''. More special sizes or combination are available as requested.
• High Restoring Force: restoring force about 198% higher than API standard.
 

Product Parameters

Model(in)	Hooping In-Dia.(mm)	Hooping thickness (mm)	Hooping height(mm)	Total Length(mm)	Max. Out-Dia.(mm)	Spring Pieces
5-1/2*8-1/2	142-148	3-5	90-120	650±50	225±5	5
7*9-5/8	181-186	3-5	90-120	650±50	255±5	6
7*8-1/2	181-186	3-5	90-120	650±50	235±5	6
8-5/8*12-1/4	223-228	3-5	90-120	650±50	330±5	8
9-5/8*12-1/4	250-255	3-5	90-120	650±50	330±5	8
10-3/4*12-1/4	274-276	3-5	90-120	650±50	330±5	9
13-3/8*17-1/2	342-347	3-5	90-120	650±50	450±5	11
18-5/8*24	476±1	3-5	90-120	600±50	610±5	12
20*26	510±1	3-5	90-120	600±50	660±5	12

Detailed Photos