news

• 2017-04-25

  Features of Latch On Type Casing Centralizers From Puyang Zhongshi Group

  The latch on type casing centralizers is also hinged casing centralizers,including hinged non welded centralizers and hinged welded centralizers.The same features of latch on centralizers are bow spring centralizers and with hinged ends. Latch-on end collars feature an integral hinge that folds to the inside, which adds strength and eliminates interference during run-in.

• 2017-04-18

  How much you know about casing centralizer types

  Casing centralizers play an important role during cementing operation.There are many casing centralizer types to service the cementing,but from the main casing centralizer categories,its including welded casing centralizers,non welded casing centralizers and solid body rigid casing centralizers.

• 2017-04-12

  Centek developes new hinged centralizer for offshore use

  Centek Group developes and manufactures the centek S2 hinged centralizers for offshore application where slip-on centralizers cannot be used due to oversized casing connectors.This kinds of S2 centralizer is high strength,two piece centralizer which is made of high grade heat treatment steel.

• 2017-04-06

  What Is Flex Band Bow Casing Centralizer

  Puyang Zhongshi Group developes and manufactures new style flex band bow spring casing centralizer with the flexible bands/end collars.This kinds of bow casing centrealizers are easy to save storing and shipping cost by being dismantled,this is to say,it will allow cost saving in the sense of minimum storage space requirement, smaller packaging dimension and ease of transportation handling.

• 2017-02-24

  How About LoTORQ Casing Roller Centralizer From Weatherford

  Weatherford has designed and developed new LoTORO casing roller centralizer for high-angle, extended-reach wells.Engineers use the bidirectional rollers that are in contact with the inner pipe can get exceptionally low friction.

• 2016-12-28

  China API 10D Certified Casing Centralizers Inc

  As a Chinese API 10D centralizers manufacturer for almost 20years,Puyang Zhongshi Group Co.,Ltd is a professional casing centralizers inc,designes and manufactures all kinds of centralizers like bow spring centralizers,rigid centralizers and stop collars.

• 2016-12-21

  Applications and Benefits of Nonweld Bow Spring Centralizer

  Nonweld bow spring centralizer is used to help centralize the casing in the wellbore during the cementing operation,allow the cement to be evenly distributed around the casing string.This kinds of centralizer is designed for higher restoring force and lower starting&running force to center the casing in vertical and deviated wells.The nonweld centralizers are available in single bow and double bow(dual contact) type.

• 2016-12-09

  CENTEK UROS Bow Spring Centralizer Improved Standoff in Norway Oilfield Operation

  The Centek UROS is one piece construction,super high strength,robust bow spring centralizer,The interlock design between the end collar and bow spring makes it a strong reliable bow centralizer.The Centek UROS bow spring centralizer has significant reduction in running force through the previous set casing.

• 2016-12-07

  What is a Casing Centralizer?

  Casing centralizer is a mechanical device around the casing to keep the casing from contacting the wellbore walls.The continuous 360 degree space around the casing is better to make the cement seal the casing to the hole wall.It is estimated that 8 million casing centralizers are manufactured and used every year all over the world wide.

• 2016-12-05

  Supplying Different Kinds of Slip On Solid Body Rigid Centralizers From Puyang Zhongshi Group

  Puyang Zhongshi Group,mainly deals in manufacturing of rigid centralizers,such as slip on rigid centralizers,line band rigid centralizers and so on.These casing rigid centralizers are used where casing centralization is the main consideration, such as to centralize large casing strings to facilitate the cutting of casing during well abandonment.