spring bow drill pipe casing centralizer/spiral vanes oil casing roller centralizers/Spring Bow Centralizers

Brand Name:ZS

Certification:API 11AX

Model Number:5-1/2"X8-1/2"to20"X26"

Minimum Order Quantity:1

Delivery Time:15 work days

Payment Terms:T/T

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Puyang Zhongshi Group Co., Ltd.

Verified Supplier

Address: Room2212, B Building, Tiandi Times Square, Weiyang District, Xi'an City, Shaanxi P.R., China

Supplier`s last login times: within 28 hours

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Product Details Company Profile

Product Details

API 5CT or 10D stop collar manufactured by Puyang Zhongshi Group

Product Description

The bow of spring centralizer is made of 65Mn steel which is better tensile strength than general steel,but it is not up API standard,so we need process them by heat treatment in the high temperature and then annealing treatment in the cool water with special chemical material .What we do is to ensure the bow higher restoring force.This kinds of heat treated bow provides good centralization in the well when in fast running casing.

In order to increase anti-corrosion,we need use the special spring alloy steel,not simple 65Mn alloy steel according to customer's well environment.

Packaging & Shipping

Rigid Roller centralizer used in deep water Horizon Well packing: wooden case

Company Information

Puyang Zhongshi Group Company Ltd was founded in 1996,which is the restructured enterprise of Central Plains oilfield branch company of SINOPEC . The company registered capital is 6083 million yuan,with annual output value 200 million yuan, 580 employees, including more than 160 technical and administrative staff. Oil machinery is our main products, the leading products include pumping unit,subsurface sucker rod pump, wellhead (Christmas Tree), pressure vessels,drilling solid control series products and cementing accessories, We had attained ISO 9001 in 1998 and API Certificates in 2002 .

Our Services

All products purchased in our company are guaranteed to keep in good repair for one year. If quality problems happen in guarantee period, our company will maintain for free. Additionally, our company provides technical support and fittings for life. After-sales service isn't restricted by time and we will assign technical personnel to solve your problems immediately after receiving telephone and hear feedback idea of users and deal with them in time. If you are caught in some problems when using our products, welcome to contact us at any time.

· Zhongshi Group is the API certification enterprise for 15 years;

· ISO9001 quality management system;

· We provide on-site technical service,no matter when and where.

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