Zhejiang Chengsen Technology Co., Ltd.

Zhejiang Chengsen Technology Co., Ltd.

High Pressure D Type Ball Core Annular BOP | API 16A Standard Oilfield Wellhead Preventer

2026 06/05

【Global Oilfield Well Control Equipment News】Wellhead blowout prevention and pressure control is the most critical safety link in global oil and gas drilling and workover operations. With the continuous exploration of high-pressure deep wells and complex oil and gas reservoirs, oilfields have put forward higher requirements on the pressure resistance, sealing stability and operational reliability of wellhead control equipment. As a professional manufacturer of API-standard petroleum well control equipment, Zhejiang Chengsen Technology Co., Ltd. focuses on the R&D, precision manufacturing and customized supply of high-performance annular blowout preventers. The full product range covers all core hot-selling keywords: High Pressure Annular BOP,API 16A Wellhead Blowout Preventer,Oilfield Drilling Annular BOP,Annular Blowout Preventer (D Type Ball Core),D Type Annular BOP,Ball Core Annular Preventer,Oilfield Annular Wellhead BOP,Drilling Annular Blowout Control Device. We provide safe, durable and standard-compliant wellhead safety solutions for global oilfield drilling contractors, energy development enterprises and petroleum equipment distributors.
 
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High Pressure Annular BOP: Heavy-Duty Pressure Resistance for Complex Well Conditions

 

High Pressure Annular BOP is specially developed for high-pressure deep well drilling, offshore oilfield operation and high-risk downhole working conditions. Different from conventional low and medium-pressure blowout preventers, this high-pressure model adopts optimized integral forging and thickened shell structure, with ultra-high pressure bearing capacity, which can stably cope with sudden downhole high-pressure surges and complex pressure fluctuations. It maintains excellent sealing stability in long-term high-load operation, effectively blocking well kick, gas channeling and blowout risks. With strong pressure impact resistance and fatigue resistance, it is the core heavy-duty safety equipment for modern high-pressure oil and gas well drilling projects.
 

API 16A Wellhead Blowout Preventer: Global Authoritative Standard Certification

 

All our API 16A Wellhead Blowout Preventer products are manufactured, tested and inspected in strict accordance with API Spec 16A international petroleum industry standards. Every production process strictly complies with global oilfield equipment safety specifications, covering material selection, precision processing, pressure testing and finished product inspection. The equipment has passed standardized professional certification, with reliable quality and universal global adaptability. It can meet the equipment access standards of major oilfields and engineering projects worldwide, being a qualified and trustworthy standard Oilfield Annular Wellhead BOP for international petroleum engineering construction.
 

Oilfield Drilling Annular BOP: Special Safety Device for Drilling Operations

 

Oilfield Drilling Annular BOP is dedicated to full-process safety protection for oil and gas drilling, tripping, coring and well workover operations. As the primary safety barrier of the well control system, it can flexibly seal the annular space between the wellbore and various drilling tools, and realize full sealing of empty wellheads. It responds quickly to downhole emergency situations, effectively avoiding major safety accidents such as blowout and liquid leakage. Adaptable to onshore and offshore diversified drilling scenarios, it is an indispensable basic safety facility for standardized and safe oilfield drilling construction.
 

Annular Blowout Preventer (D Type Ball Core): Upgraded Ball Core Structure Advantage

 

Annular Blowout Preventer (D Type Ball Core) is our independently upgraded high-performance well control product, abandoning the traditional cone core structure and adopting advanced D-type ball core design. The ball core features uniform stress distribution, superior elastic ductility and strong adaptive sealing performance. It can perfectly fit and seal drill pipes, casings and tubing of different specifications, realizing one machine for multiple purposes. The high-quality rubber ball core has excellent wear resistance, aging resistance and tear resistance, adapting to frequent opening and closing operations and harsh downhole environments, with longer service life and more stable performance than traditional BOP products.
 

D Type Annular BOP: Stable Operation & Low Maintenance Cost

 

D Type Annular BOP has achieved comprehensive optimization in structural design and mechanical performance. The integrated high-strength alloy steel shell greatly improves overall rigidity and pressure resistance, resisting external mechanical impact and downhole high-pressure erosion. The precisely matched hydraulic transmission and ball core sealing system ensures flexible operation, sensitive response and low failure rate. In long-term field application, the product features stable operation, low failure rate and convenient maintenance, effectively reducing the daily operation and maintenance costs of oilfield enterprises, with extremely high cost performance.
 

Ball Core Annular Preventer: Adaptive Sealing for Multi-Scenario Use

 

Ball Core Annular Preventer relies on the elastic deformation of the high-precision ball core rubber body to realize omnidirectional adaptive sealing. It can complete dynamic sealing during drilling tool movement and static sealing during equipment shutdown, and can fully seal empty wellheads without any pipe string. The hydraulic driving system provides uniform and stable sealing pressure, no leakage or dead angle, ensuring zero risk of wellhead sealing. It is widely applicable to conventional drilling, special process drilling and well emergency sealing, with strong scene versatility.
 

Oilfield Annular Wellhead BOP: All-Weather Wellhead Safety Guard

 

Oilfield Annular Wellhead BOP is designed for harsh oilfield working environments, with excellent high temperature resistance, low temperature resistance, corrosion resistance and mud erosion resistance. It can operate stably for a long time in offshore salt spray environments, desert high-temperature environments and onshore wet and muddy oilfields. As the core wellhead protection equipment, it forms a complete and reliable well control safety system with ram blowout preventers and wellhead valves, fully guaranteeing the safe and orderly progress of oilfield exploration, development and workover projects.
 

Drilling Annular Blowout Control Device: Professional Integrated Well Control Equipment

 

Drilling Annular Blowout Control Device is an integrated intelligent well control equipment integrating mechanical sealing, hydraulic control and emergency protection. It covers the whole drilling safety process, including daily drilling sealing, tripping operation protection, shutdown static sealing and sudden accident emergency blocking. The modular standardized design simplifies on-site installation and debugging procedures, reduces construction time, and facilitates daily maintenance and later replacement. It is a modern high-efficiency safety protection device for intelligent oilfield drilling engineering.
 

Core Product Competitive Strengths

 

Our D-type ball core high-pressure annular BOP series has outstanding market advantages: compliant with API 16A international standards with complete certification; high-pressure resistant integral structure, suitable for high-pressure deep well operation; upgraded D-type ball core for strong adaptive sealing; wear-resistant and aging-resistant rubber core for long service life; sensitive hydraulic control with fast emergency response; support multi-spec pipe string sealing and empty wellhead full sealing; adaptable to onshore and offshore complex working conditions; low failure rate and easy maintenance; factory direct sales with stable quality and competitive price.
 

Diversified Application Fields

 

High Pressure Annular BOP,API 16A Wellhead Blowout Preventer,Oilfield Drilling Annular BOP and full-series Annular Blowout Preventer (D Type Ball Core),D Type Annular BOP,Ball Core Annular Preventer,Oilfield Annular Wellhead BOP,Drilling Annular Blowout Control Device are widely used in onshore oil and gas drilling, offshore platform operation, high-pressure deep well development, oilfield workover and well completion engineering, providing reliable wellhead safety control guarantee for global petroleum energy projects.
 

Professional Manufacturer Advantage

 

Zhejiang Chengsen Technology Co., Ltd. is a professional export-oriented high-tech enterprise specializing in the R&D, production and sales of API-standard petroleum well control equipment. Located at No. 83 Fugang Road, Shamen Town, Yuhuan City (Binhai Industrial City), Taizhou, Zhejiang,China, the company is equipped with advanced precision processing equipment, a complete quality testing system and a professional technical R&D team. With rich overseas project cooperation experience, we strictly implement international industry standards and provide high-quality standardized and customized well control equipment solutions for global customers.
 

Global Cooperation Contact Information

 

Company Name: Zhejiang Chengsen Technology Co., Ltd.
Address: No. 83 Fugang Road, Shamen Town, Yuhuan City (Binhai Industrial City), Taizhou, Zhejiang,China
Contact Person: Jason Jiang
Mobile: +86 18057606570
E-mail: service@csen-petro.com
Global oilfield drilling companies, petroleum engineering contractors, energy equipment suppliers and well control equipment distributors are warmly welcome to consult product parameters, API certificates, bulk prices and customized solutions. We adhere to quality-oriented and service-first philosophy, and look forward to long-term win-win cooperation with global partners.
 

Industry Development Trend

 
Global oilfield drilling safety standards are constantly upgraded, and high-pressure, standard-compliant and high-reliability well control equipment has become the mainstream market demand. API 16A certified High Pressure Annular BOP and high-performance D Type Annular BOP have become the preferred equipment for high-end oil and gas drilling projects. Zhejiang Chengsen Technology Co., Ltd. will continue to optimize the performance and craftsmanship of Ball Core Annular Preventer and Drilling Annular Blowout Control Device, and continuously provide safer and more professional wellhead pressure control solutions for the global petroleum industry.