Center Enamel China's Leading Bolted Tanks Company
Created on 06.03
Center Enamel China's Leading Bolted Tanks Company
In an era defined by rapid industrialization, urbanization, and a pressing need for sustainable infrastructure, the demand for reliable, efficient, and durable storage solutions has never been greater. Across continents, industries rely on robust containment systems to manage everything from vital potable water supplies to complex industrial effluents and valuable dry bulk materials. Standing at the forefront of this critical industry, not just in China but as a recognized global leader, is Shijiazhuang Zhengzhong Technology Co., Ltd, universally known as Center Enamel. With a legacy stretching back to 1989, Center Enamel has consistently redefined excellence in the design, fabrication, and deployment of bolted storage tanks, charting a course of innovation that has earned it an unparalleled reputation for quality and expertise worldwide.
A Foundation Forged in Decades of Dedication
The journey of Center Enamel began with a singular focus on enameled products, a foundational expertise that would, over time, blossom into specialized mastery of bolted storage tanks. Since its dedicated shift to bolted tank manufacturing in 2008, Center Enamel has become synonymous with cutting-edge solutions. The company's comprehensive product portfolio is a testament to its versatility and technical prowess, encompassing the flagship Glass-Fused-to-Steel (GFS) tanks, alongside equally robust fusion bonded epoxy tanks, stainless steel tanks, galvanized steel tanks, and advanced aluminum geodesic dome roofs. This diverse range ensures that Center Enamel can offer a tailored, optimal solution for virtually any storage requirement, anywhere in the world.
What truly distinguishes Center Enamel is not just the breadth of its offerings, but the depth of its technological commitment. The company boasts a professional enameling R&D team that is the envy of the industry, fueled by an insatiable drive for innovation. This dedication has culminated in nearly 200 enameling patents, a remarkable achievement that underscores Center Enamel’s position as a trailblazer. These patents represent years of intensive research and development, resulting in proprietary processes and materials that enhance the durability, performance, and longevity of every tank. It is this intellectual property, combined with relentless quality control, that has solidified Center Enamel's status as the undisputed leader in Asia's bolted tank industry.
The Epitome of Excellence: Glass-Fused-to-Steel Tanks
At the heart of Center Enamel’s success lies its proficiency in Glass-Fused-to-Steel (GFS) technology. Often referred to as glass-lined steel (GLS) tanks, these advanced containment systems represent the pinnacle of storage engineering. The process is a meticulous dance of materials and temperature: steel plates are precision-fabricated and then subjected to incredibly high temperatures, ranging from 820°C to 930°C. During this firing, molten glass reacts with the surface of the steel, creating an inseparable, robust, and corrosion-resistant bond. This fusion harnesses the optimal properties of both materials – the inherent strength and structural integrity of steel coupled with the exceptional corrosion resistance and inertness of glass. The result is a tank that not only withstands the test of time but thrives in the harshest, most chemically aggressive environments.
The advantages of Center Enamel’s GFS tanks are manifold and profound:
Unrivaled Corrosion Resistance: The fused glass coating creates an impermeable barrier that protects the steel from corrosive liquids, gases, and external environmental factors, ensuring decades of trouble-free service. This is particularly crucial in applications involving municipal sewage, industrial wastewater, and leachate.
Superior Water and Gas Impermeability: GFS tanks exhibit outstanding impermeability to both liquids and gases, safeguarding the purity of stored substances and preventing environmental contamination. This makes them ideal for potable water, biogas, and anaerobic digester applications.
Exceptional Impact and Wear Resistance: Despite the glass coating, these tanks are incredibly resilient. The fusion process creates a tough surface capable of withstanding physical impact and abrasive wear, maintaining structural integrity even under dynamic loads.
Cost-Effectiveness Through Efficient Installation and Longevity: The modular, bolted connection design significantly streamlines on-site installation, reducing construction time, labor costs, and the need for heavy, specialized equipment. Furthermore, the inherent durability and minimal maintenance requirements of GFS tanks translate into a significantly lower total cost of ownership over their impressive 30+ year service life.
Aesthetically Pleasing and Low Maintenance: The smooth, glossy, and inert surface of GFS tanks resists fading, chalking, and even graffiti, allowing for easy cleaning and maintaining a professional appearance. This low adhesion surface also inhibits microbial growth, crucial for water quality.
Color Customization: Available in a wide palette of colors including Black Blue, Grey Olive, Forest Green, Cobalt Blue, Desert Tan, White, Sky Blue, Evening Haze, Red, and Mist Green, GFS tanks can be customized to blend seamlessly with their surroundings or align with corporate branding.
A key differentiator for Center Enamel is its pioneering role as the first manufacturer in China to independently develop double-sided enameling technology for hot-rolled steel plates. This innovation revolutionized the GFS tank industry in Asia, providing superior internal and external protection, further enhancing the longevity and performance of our tanks.
Beyond GFS: A Holistic Approach to Storage Solutions
While GFS tanks are a cornerstone, Center Enamel's expertise extends across a broad spectrum of bolted tank technologies, each meticulously engineered to meet specific industry demands:
Fusion Bonded Epoxy Tanks: Offering excellent adhesion and corrosion resistance, these tanks are a cost-effective solution for many water and wastewater applications, providing a strong alternative where GFS may not be required.
Stainless Steel Tanks: Chosen for their unparalleled hygiene and resistance to specific corrosive chemicals, stainless steel tanks are critical in industries requiring stringent purity standards, such as food processing, pharmaceuticals, and certain chemical storage.
Galvanized Steel Tanks: These tanks offer a robust and economical option for various non-corrosive liquid and dry bulk storage needs, leveraging the protective properties of a zinc coating.
Aluminum Geodesic Dome Roofs: As an integral component of many containment systems, Center Enamel’s aluminum geodesic dome roofs provide superior protection, requiring minimal maintenance and offering excellent strength-to-weight ratios. They are designed to withstand harsh weather conditions and ensure the integrity of the stored contents.
Complementing its extensive product range, Center Enamel also provides EPC (Engineering, Procurement, and Construction) Technical Support, offering end-to-end solutions from conceptual design and engineering calculations to on-site installation guidance and comprehensive after-sales service. This integrated approach ensures seamless project execution and optimal performance for clients worldwide.
Global Standards, Global Trust: A Commitment to Uncompromising Quality
Center Enamel's leadership is not self-proclaimed; it is meticulously built on a foundation of rigorous adherence to international standards and a steadfast commitment to quality assurance. Our engineering, design, product testing, and quality management systems are in strict accordance with the most respected global benchmarks, including:
AWWA D103-09 (American Water Works Association): The leading standard for factory-coated bolted steel tanks for water storage, ensuring structural integrity and potable water safety.
OSHA (Occupational Safety and Health Administration): Compliance with OSHA standards ensures worker safety during manufacturing and installation.
ISO 28765 (Vitreous and porcelain enamels): Specific to the design of bolted steel tanks for water or municipal/industrial effluents and sludges, this standard guarantees the quality of the enamel fusion.
NSF/ANSI 61: Critical for drinking water applications, this certification ensures that tank components do not leach contaminants into the water.
NFPA (National Fire Protection Association): For fire water storage tanks, compliance with NFPA standards is paramount to ensure reliable performance in critical fire suppression systems.
EN1090: This European standard pertains to the execution of steel structures and aluminum structures, ensuring high levels of safety and quality in fabrication.
Beyond these core industry standards, Center Enamel products are certified to an impressive array of international quality and safety marks, including ISO9001 (quality management), WRAS (UK water regulations), FM (Factory Mutual, for property loss prevention), LFGB (German food contact materials), BSCI (ethical supply chain), and ISO 45001 (occupational health and safety). This extensive portfolio of certifications provides unparalleled assurance to clients globally that Center Enamel tanks are not only high-performing but also meet the most stringent regulatory and ethical requirements.
This unwavering commitment to quality has translated into significant international acceptance. Center Enamel stands as the only GFS tanks manufacturer in China that has been widely accepted by the USA market for many years, a clear indicator of our superior quality and reliability in one of the world's most discerning markets.
A Global Footprint: Projects that Speak Volumes
Center Enamel’s superior tank quality and prompt service have earned it worldwide recognition, with bolted tanks exported to more than 100 countries across six continents. Our projects span diverse applications and challenging environments, showcasing our adaptability and engineering prowess. Recent achievements in 2024 alone include:
The Costa Rica Drinking Water Project, providing essential potable water storage.
The China SINOPEC Wastewater Project, demonstrating our capability in large-scale industrial applications.
The Malaysia POME Biogas Project, highlighting our contribution to sustainable energy solutions.
The Granary Project in S. Michele A/A, Italy, underscoring our versatility in dry bulk storage.
The Saudi Arabia Treated Water Project and Namibia Fresh Water Project, critical infrastructure developments in water-stressed regions.
Beyond these recent successes, our history is replete with remarkable accomplishments, including the smooth fabrication and installation of the highest 34.8m GFS tank in 2017, and breaking records for tank volume, culminating in the design and fabrication of the largest GFS tank (32,000m³) in 2023. Our experience even extends to constructing tanks that can withstand severe seismic activity, as demonstrated by a project in Ecuador where our tanks remained undamaged after a magnitude 7.8 earthquake. These diverse and challenging projects have accumulated invaluable experience in international operations, enabling us to anticipate and overcome unique logistical and environmental hurdles.
Innovation, Sustainability, and a Vision for the Future
Center Enamel's journey is one of continuous evolution. The groundbreaking ceremony for our new production base in 2024, set to expand our production area to over 150,000m², signals a powerful commitment to future growth and enhanced production capabilities. This expansion will further integrate advanced manufacturing technologies, ensuring even greater efficiency, precision, and capacity to meet escalating global demand.
Beyond manufacturing excellence, Center Enamel is increasingly focused on sustainable practices. Our GFS tanks, with their exceptional longevity and minimal maintenance, naturally contribute to reduced resource consumption over their lifecycle. The non-toxic, eco-friendly materials used in our products further align with global environmental regulations and promote responsible industrial practices. We understand our role in providing solutions that not only serve industry but also protect our planet.
As an outstanding containment and cover system provider with over three decades of experience, Shijiazhuang Zhengzhong Technology Co., Ltd sincerely expects to establish long-term cooperation with local partners throughout the world. We are more than a manufacturer; we are a dedicated partner committed to delivering superior quality, innovative solutions, and comprehensive support to meet the evolving storage needs of industries and communities worldwide. We are Center Enamel, and we are shaping the future of bolted tank technology, one reliable tank at a time.