Sale Service Center
Tel: 0086-371-87096210
Industry News

Hinged Non Welded Bow Spring Centralizer Types

2017-09-12 11:40:42

ZHENGZHOU, SEPTEMBER 12,2017- Hinged non welded bow spring centralizer has two featured types ,one is to use hinge pins to secure the hinged designed end collars together around the casing, others is interlock design between end collar and bow spring. This kinds of bow centralizer design can be to reduce the shipping cost in halves and wired together.


The hinged spring bow centralizer consists of end collars and bow springs, which are made of high grade, heat treatment spring steel, sizes from 4-1/2inch to 20inch (regular sizes are 4-1/2inch, 9-5/8inch, 13-3/8inch). Generally speaking, hinged stop collars are installated for bow centralizers.


Bow spring centralizer is one kinds of casing centralizers including rigid centralizers. According to our bow spring casing centralizer production experience, some hinged non welded bow centralizer types are as follows:


1. Hinged Non Welded Positive Bow Centralizers

2. Hinged Non Welded Semi - Positie Bow Spring Centralizers

3. Hinged Non Welded Rigid Spring Bow Centralizers

4. Hinged Non Welded Bow Spring Turbolizers


Puyang Zhongshi Group is API certified bow spring centralizer manufacturer with API 10D certificate in China. All the bow casing centralizers are tested according to API Specification 10D, excedding standard. The design and manufacturing of hinged bow centralizer is upon customer receipt. Specify casing, hole and restriction sizes when ordering.



Pre :  Top and Bottom Cementing Plugs From Parker

Next :  What is Bottom Cement Plug?