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Puyang Zhongshi Group Co., Ltd.
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Semi-Rigid Hinged Non-Welded Centralizer Double Crest Feature

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Semi-Rigid Hinged Non-Welded Centralizer Double Crest Feature

Brand Name : Puyang Zhongshi Group

Model Number : 4 1/2"~20"

Certification : API,ISO,QHSE

Place of Origin : China

MOQ : 1

Payment Terms : T/T, MoneyGram

Delivery Time : depends on quantity

Packaging Details : Wooden Box

Price : Negotiable

Type : Semi-rigid Non-welded

Size : 4 1/2"~36"

Installation : Hinged/Latch-on

Crest : Double Crest

Bow : Single crest

Application : Oilfield Cementing Equipment

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Semi-Rigid Hinged Non-Welded Centralizer Double Crest Feature

Casing centralizer as a cementing tool is applied in vertical, deviated and horizontal wells to centralize casing for improving the cementing quality. The cement could be concreted firmed between casing and borehole wall. Comply with API standard and this type has high tensile and yield strength, shock, impact and corrosion resistance performance.

Features
  • Non-weld semi Centralizers with high ability of withstand lateral load encountered
  • This device ensures high efficiency when in deviated and Horizontal wells
  • Combining the features of Standard Spring Bow Centralizers and ridgid centralizers
  • This type with high Restoring force, high Stand Off and low Running Force, which is suitable for deviated and Horizontal wells and can maximum the load on springs bows.
  • Double Crests permits compression to facilitate movement through Tight spots and Doglegs
  • Double crests type attains high Stand Off because of high Restoring force.
  • It increases contact area for less Bow penetration, which helps to remove mud while operation.
  • For different hole diameter and different bows available for this type.

Specification
Model Hooping In-Dia. Hooping thickness Total length Max.Out-Dia Amount of spring
(in) (mm) (mm) (mm) (mm) (mm)
5-1/2" x 8-1/2" 142-148 42799 650±50 225±5 5
7" x 9-5/8" 181-186 42799 650±50 255±5 6
7" x 8-1/2" 181-186 42799 650±50 235±5 6
8-5/8 x 12-1/4" 223-228 42799 650±50 330±5 8
9-5/8 x 12-1/4" 250-255 42799 650±50 330±5 8
10-3/4 x 12-1/4" 274-276 42799 650±50 330±5 9
13-3/8"x17-1/2" 342-347 42799 650±50 450±5 11
18-5/8"x24" 475-477 42799 600±50 610±5 12
20"x26" 509-511 42799 600±50 660±5 12

Semi-Rigid Hinged Non-Welded Centralizer Double Crest Feature


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