API Casing Accessories One Piece Bow Spring Casing Centralizer

• Certification: API
• Surface Treatment: Spray-Paint
• Centralizer Type: Elastic
• Structure: Slider
• Material: Stainless Steel
• Type: Centralizer
• Model NO.: Med
• Application: Centralize Casing
• Steel Type: Spring Steel
• Color: Red
• Purpose: Oil Well Cementing
• Transport Package: Standard Export Packing
• Specification: 4 1/2 - 20 inch
• Trademark: MED
• Origin: China
• HS Code: 7307
• Production Capacity: 5000 Piececs/Month

Product Description

 

 

Bow Spring Centralizer
Bow Spring Centralizer is used to help center the casing in wellbore, allowing even distribution of the cement around casing during cementing operations. Bow Spring Centralizer has high restoring capacity, which is determined by the shape and stiffness of its bows.
One Piece Bow Spring Centralizer has smooth continuous bow profile and lack of hinged collar. It is used in most types of well designs and wells with less stringent well design requirements, when increased structural integrity is required, and used in close tolerance well designs.

Features
• The end collars are slip on types for maximum structural toughness;
• Mostly be used in vertical or slightly deviated wells;
• Be anti-corrosive after special coating process;
• Has high restoring force and low starting and running force;
• Be capable to pass through narrow hole sections and expand in the targeted locations.

Parameters

Model (inch)	Hooping ID (mm)	Hooping thickness (mm)	Total length (mm)	Max. OD (mm)	Amount of spring (mm)
5-1/2" x 8-1/2"	142-148	3-5	650±50	225±5	5
7" x 9-5/8"	181-186	3-5	650±50	255±5	6
7" x 8-1/2"	181-186	3-5	650±50	235±5	6
8-5/8 x 12-1/4"	223-228	3-5	650±50	330±5	8
9-5/8 x 12-1/4"	250-255	3-5	650±50	330±5	8
10-3/4 x 12-1/4"	274-276	3-5	650±50	330±5	9
13-3/8"x17-1/2"	342-347	3-5	650±50	450±5	11
18-5/8"x24"	475-477	3-5	600±50	610±5	12
20"x26"	509-511	3-5	600±50	660±5	12

API Casing Accessories One Piece Bow Spring Casing Centralizer