Home ProductsBow Spring Centralizer

High Strength Hinged Bolted Stop Collar OEM Service

China Puyang Zhongshi Group Co., Ltd. certification
China Puyang Zhongshi Group Co., Ltd. certification
Recommendation is good. Reception is professional. Demo training is also very great. Wish more online training after getting the machine.2017.8.26

—— David

Thanks for your kindly hospitality. Your company is very professional , we will have nice cooperation in the near future. 2015.6.28

—— Sergey

Good company with nice service and high quality and high reputation. One of our reliable supplier , goods are delivered in time and nice package 2016.3.25

—— Steve

Thanks for your good after-sale service. Excellent training and technology support helps me a lot. 2018.4.23

—— Mostafa

Professional, very helpful, great price. Will use again for other items 2019.2.21

—— Ahmed

Thanks for zhongshi group supporting and guidence. With your help and instruction, I win more market share. 2017.9.26

—— Manuel

Nice cooperation with zhongshi group.Imperssive for your service and support. 2018.3.18

—— Luis

We are satisfied with your product's quality. We highly appreciate to see the excellent performances in production capacity and thanks for the specialist technical support from you 2018.11.16

—— Mohammed

Good company with professional service and high quality. Delivered in time. Our most trusted partner for sucker rod and OCTG pipe. 2018.7.24

—— Nicolas

I'm Online Chat Now

High Strength Hinged Bolted Stop Collar OEM Service


Large Image :  High Strength Hinged Bolted Stop Collar OEM Service

Product Details:

Place of Origin: China
Brand Name: Puyang Zhongshi Group
Certification: API,ISO,QHSE
Model Number: 4 1/2"~36"

Payment & Shipping Terms:

Minimum Order Quantity: 1
Price: Negotiable
Packaging Details: Wooden Box
Delivery Time: depends on quantity
Payment Terms: T/T, MoneyGram
Detailed Product Description
Type: Bolt Clamp Installation: Latch On
Corlor: Red Or As Required Material: 65Mn,steel 20
Size: Different Sizes Are Available Feature: Used In Deviated Wells And Horizontal Wells
High Light:

single piece centralizer


solid body centralizer

High Strength Hinged Bolted Stop Collar OEM Service


Hinged Bolted Stop Collars secure placement and limits travel on attachments to casing string, which uses a single draw bolt tightening mechanism with "hardened inserts" to grip the casing once tightened, ,which is very quick and easy for installation.

  • Designed to latch on the casing pipe without having to be slipped on at the end of the casing pipe.
  • It can be tightened for a holding force upto 1000 % of the centralizer starting force when it is in locking
  • The locking mechanism is at 180 degrees of the hinge.
  • Different specifications are available
  • Good impact and fatigue capability which is used in high axial loads place.


Specification (Inch) ID
Holding Force (KN)
13 3/ 8” 338 350 40
10 3/ 4” 272 284 40
9 5/ 8” 245 257 40
8 1/ 8” 206 218 40
7 5/ 8” 193 285 30
7” 177 189 30
5 1/ 2” 139 151 30
5” 126 138 24
4 1/ 2” 114 126 24


High Strength Hinged Bolted Stop Collar OEM Service 0

Contact Details
Puyang Zhongshi Group Co., Ltd.

Contact Person: Jamie

Send your inquiry directly to us (0 / 3000)