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China Puyang Zhongshi Group Co., Ltd. Company News

The workshop of the wellhead

Tubing head is a body with two flange that can supports the tubing string on a oilwell, seals off the pressure between the casing and tubing annulus, and connect with tubing adapter on the top. Tubing Head &tubing spool are a straight bore bowl with 45° landing shoulder design which avoids damage to sealing areas by drilling tools, and provides wedging of the tubing hangers, bowl protectors and test plugs. the secondary seal for the last casing pipe can be an integrated "OO" seal type or the plastic injection type, but also accepts reducer bushings "4-O" and "PE" (Pressure Energized).The upper flange is supplied with lockdown screws for packoff tubing hanger retention. The lower flange includes a grease fitting and orifice for testing of the secondary seal.     Tina Chen Sales Manager Company: PUYANG ZHONGSHI GROUP CO.,LTD Address: Mazhuangqiao Town,Puyang City,Henan Pro.,China Tel&WhatsApp:+8613213933762 Email: tina@zspetro.com

2025

04/09

The shipping of the plunger

Description:   Surface of the plunger is coated with nickel alloy and inside wall of the barrel is coated with hardness chrome. all the main parts of valve case, ball and seat are made of strong corrosion-resisting and excellent mechanical properties material.   Characteristics:   1. API Spec. 11 AX;   2. Chrome plated barrel;   3. Nickle sprayed plunger;   4. Material: 1045#steel;   5. Technology: Chrome plated, spray metal coated;   6. Type: with blowing sand box; non-blowing sand box;   Tina Chen Sales Manager Company: PUYANG ZHONGSHI GROUP CO.,LTD Address: Mazhuangqiao Town,Puyang City,Henan Pro.,China Tel&WhatsApp:+8613213933762 Email: tina@zspetro.com

2025

04/09

The shipping of the plunger

Description:   Surface of the plunger is coated with nickel alloy and inside wall of the barrel is coated with hardness chrome. all the main parts of valve case, ball and seat are made of strong corrosion-resisting and excellent mechanical properties material.   Characteristics:   1. API Spec. 11 AX;   2. Chrome plated barrel;   3. Nickle sprayed plunger;   4. Material: 1045#steel;   5. Technology: Chrome plated, spray metal coated;   6. Type: with blowing sand box; non-blowing sand box;   Tina Chen Sales Manager Company: PUYANG ZHONGSHI GROUP CO.,LTD Address: Mazhuangqiao Town,Puyang City,Henan Pro.,China Tel&WhatsApp:+8613213933762 Email: tina@zspetro.com

2025

04/09

Cementing baskets for oil casing cementing project

Cementing basket is a isolation device used in the process of suspending the sealing of segments to prevent the occurrence of displacement and settlement between the grout and drilling liquid. It amounted on the bottom of the suspend sealing segment. It used to support the grout in the annular, it can prevent or reducing the loss of the grout and protect the weak stratum structure, in order to prevent the excessive weight of cement segment static pressure. It usually mounted on the casing string on the above of weak stratum structure, but it also used on the stage cementing and surface cementing. Each fin of the basket can provide maximum flexibility and fluid channel while maintaining optimized support feature.  

2025

04/03

Wellhead fittings-studded crosses and Tees

Puyang Zhongshi Group produce wellheads and wellhead fittings.The studded crosses in four way or three way are the important wellhead fittings that can be used to arrange a set of valves, adapters, flanges and other components into any needed configuration. Studded Block Crosses and tees are worked as very basic commodity in the wellhead industry which are important components for Wellhead Christmas Tree, when an angled connection in wellhead Christmas Tree is required.   

2025

04/03

The shipping of the polished rod

Sucker rods are designed for transmission of translational or rotational motion from ground drive to the well pump for oil extraction. The rods are round cross-section bars whose ends are provided with upset heads and thread.   The rods can be rigged with various centralizers, to protect rods, couplings, and oil well tubing from wear; rods can be additionally provided with mobile scrapers for removal of paraffin deposits. "D" class sucker rods (as per API specification) display enhanced strength and anticorrosion properties, and are highly competitive in terms of quality with the products of world famous manufacturers.   Puyang Zhongshi Group Company Ltd was founded in 1997,which is the restructured enterprise of Central Plains oilfield branch company of SINOPEC .The company registered capital is 130 million yuan,with annual output value 200 million yuan,580 employees, 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 .

2025

03/19

Zhongshi Group Series Products

Puyang Zhongshi Group Company Ltd was founded in 1997,which is the restructured enterprise of Central Plains oilfield branch company of SINOPEC .The company registered capital is 130 million yuan,with annual output value 200 million yuan,580 employees, 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 . We always insist on the implementation of "consolidating the Central Plains, reaching out to the world ",at the same time expanding domestic and overseas markets. For decades, our products are not only on admission Central Plains, Daqing, Shengli, Nanyang, Yanchang, Changqing, Karamay and other domestic major oil fields and coal-bed methane areas,but also are exported to Southeast Asia, Northern Europe, the Middle East, Africa and South America market. We have successively established long-term strategic cooperative relations with the oilfield market customers of Sudan, Russia, Kazakhstan, Indonesia, Iran, Syria, Venezuela and other countries . We would like to faithfully cooperate with friends from all circles with classic products and service to achieve common development .

2025

03/18

API 6A wellhead casing head

Wellhead assembly consists of 3 main parts: casing head, tubing head and christmas tree. It is chiefly used to control the pressure of production wellhead and adjust the flow rate of oil or gas, it also can be used for specical operations such as acidizing, water injection, test etc. The equipment satisfies different producitons and operations in different kinds of work conditions, furthmore, it also has many merits such as reliable sealing and safe in operation. High-Quality Material: Our API 6A drilling adapter wellhead flange drilling spacer spool is crafted from durable alloy steel, ensuring exceptional strength and resistance to corrosion, providing a reliable connection for pipe lines in demanding oilfield environments. Versatile Connection Options: This product offers both union connection and flange connections, catering to different user preferences and applications, including connecting pipes in various configurations.

2025

02/25

Shipping of the wellhead

Wellhead for oilfield equipment  High-Quality Material: This API 6A Oil drilling/geothermal wellhead/X-mas tree tubing head is crafted from high manganese steel, ensuring exceptional durability and resistance to wear and tear. Customized Design: Our product offers a customized model number, allowing for tailored solutions to meet the specific needs of various industries, including energy and mining. Wide Temperature Range: This wellhead X-mas tree operates within a broad temperature range of -46°C to 121°C, making it suitable for diverse drilling environments. Enhanced Performance: With a high-performance requirement level of PR1~PR2, this product delivers superior results in well drilling applications.

2025

02/25

Non-magnetic drilling tools

Non-magnetic drilling tools include non-magnetic drill collars, non-magnetic stabilizers, non-magnetic heavy weight drill pipe and non-magnetic subs etc.The non-magnetic drilling tools are made of low carbon stainless steel, which implement API specifications. Non-ferrous steel is divided into three grades: P530, P550 and P650.   Besides the oil production equipments, Puyang Zhongshi Group supply the oil drilling equipments: 4145HM material oil drilling tools and non-ferrous oil drilling tools. We supply the API standard non-magnetic drilling tools with good price rate.  

2025

02/21

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Puyang Zhongshi Group Co., Ltd.
products

Sucker Rod Pump

Downhole Pumps

Rod Insert Pump

Oilfield Pump Parts

Well Pump Tubing

Cement Float Equipment

Bow Spring Centralizer

sales@zspetro.com 86-029-89296933
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