PUYANG ZHONGSHI GROUP CO.,LTD

was founded in 1997

API 5CT | 6A | 10D | 11AX | 11E & ISO certificate

product series

Bow Spring Centralizer Hinged Type

>>Hinged non welded bow spring casing centralizer is a simple, low-cost bow-spring design which can provide complete centralization in vertical or slightly deviated wells as the bow springs are slightly larger the wellbore.
>>The non weld bow centralizers combine the highest restoring force with the lowest starting force.
>>High restoring force combined with low starting force is achieved with all bow heights.
>>The Bows of these Centralizers are heat treated in special furnace which gives it a peculiar 'bow spring' action.
>>The Heat Treated bows enables these centralizer to provide best centralization as well as help in faster running of casing.
>>The steel of these bows is a "special" made combination or different metals to provide one of the best tensile strength as well as the "spring back" bow spring action.
>>The bows are available in a range to accommodate any well profile.
>>In this type of Centralizers the End Collars have hinges which makes it in two halves.
>>This enables them to be assembled at site.
>>The Hinged non welded bow spring centralizers are available in size 4-1/2" to 20 ".
>>Their installation on the casing pipe is very convenient.It requires only the placement of the two assembled halves on the pipe and inserting the pin in the end collar hinge.
>>The centralizer when unassembled makes a compact package, reducing the shipping cost.
>>Assembly at site is conveniently done.