In the evolving landscape of industrial storage solutions, welded steel tanks continue to hold a vital role across sectors ranging from petroleum and chemicals to wastewater, food processing, and agricultural applications. Their robustness, design flexibility, and long service life make them the storage solution of choice for large-capacity, mission-critical installations. As global demand for safe, reliable, and high-quality storage systems surges, China Welded Steel Tanks Manufacturers are emerging as key players on the international stage, offering cost-effective yet technologically advanced solutions.Among these manufacturers, Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel) stands out as a recognized leader. With decades of fabrication expertise, global project experience, and a steadfast commitment to quality and innovation, Center Enamel has solidified its reputation as a premier China Welded Steel Tanks Manufacturer, exporting world-class tanks to over 100 countries across six continents.
Welded steel tanks are engineered structures fabricated from carbon or stainless steel plates, which are welded together to form a leak-proof vessel. These tanks are widely used for the storage of potable water, industrial liquids, chemicals, crude oil, and wastewater. Compared to bolted or modular tanks, welded tanks offer advantages in structural integrity, especially for extremely large capacities or high-pressure applications.
The key benefits of welded steel tanks include:
High Structural Integrity: Welded joints provide exceptional strength, ensuring a monolithic structure capable of withstanding high internal pressures and external forces such as wind or seismic activity.
Customization: Welded tanks can be precisely tailored to the site conditions and client requirements. From roof style to internal linings, every detail can be engineered to suit the stored material and operational environment.
Durability: With appropriate surface treatments such as epoxy coatings or cathodic protection, welded steel tanks can deliver decades of maintenance-free performance, even in corrosive environments.
On-site Fabrication: For ultra-large tanks or logistically constrained areas, on-site construction of welded tanks allows for flexible deployment and installation.
Center Enamel’s welded steel tanks embody all these advantages while also bringing unmatched engineering precision and international compliance to each project.
Center Enamel has grown into a globally recognized China Welded Steel Tanks Manufacturer, offering comprehensive design, fabrication, and installation services for a wide variety of industrial and municipal storage needs. While initially known as China’s first manufacturer of Glass-Fused-to-Steel (GFS) tanks, the company has significantly expanded its product portfolio to include welded steel tanks made from both carbon and stainless steel, reinforcing its position as a total solution provider in the storage tank industry.
Material Options: Center Enamel provides welded tanks in a range of materials including carbon steel with internal epoxy coatings, 304/316L stainless steel, and duplex stainless steel depending on the stored media and client specifications.
Large-Scale Capabilities: With modern manufacturing facilities and in-house engineering teams, Center Enamel can fabricate welded tanks up to 50,000m³ or more, meeting the storage needs of mega projects worldwide.
Corrosion Protection: Tanks are lined or coated with advanced materials such as fusion-bonded epoxy, polyurethane, or glass lining based on the application, ensuring longevity and compliance with international standards.
Turnkey Project Execution: From design and material procurement to field erection and commissioning, Center Enamel delivers end-to-end project management, reducing coordination time and ensuring timely delivery.
Quality Assurance: Every tank project undergoes rigorous inspections including radiographic weld testing, hydrostatic testing, and third-party audits to ensure it meets or exceeds design codes and customer expectations.
As a recognized Chinese supplier, Center Enamel complies with globally accepted standards such as API 650, AWWA D100, EN 14015, and ISO 9001, ensuring international customers receive reliable, safe, and regulation-compliant storage systems.
Center Enamel’s welded steel tanks have been successfully deployed in a wide range of industries, each with its own set of operational requirements and environmental challenges. Here’s how the company delivers effective solutions across sectors:
Center Enamel designs and supplies welded steel tanks for crude oil terminals, refineries, and petrochemical plants. These tanks are often designed according to API 650 standards, with additional accessories such as external floating roofs, fire protection systems, and emission control features. With proven resistance to volatile hydrocarbons and temperature fluctuations, these tanks ensure safe and efficient bulk liquid handling.
In wastewater treatment facilities, welded tanks are often used for anaerobic digesters, aeration tanks, and sludge holding. Center Enamel’s expertise in corrosion-resistant linings (such as fusion-bonded epoxy) ensures that tanks can withstand the highly aggressive chemical and biological environments associated with wastewater processes.
Many industrial clients, especially in the chemical and food processing industries, rely on Center Enamel’s stainless steel welded tanks for storing acids, alkalis, edible oils, and fermentation products. These applications demand tanks that meet food-grade or chemical resistance standards, which the company delivers with strict material traceability and hygienic design principles.
For large-scale irrigation systems, rainwater harvesting, or drinking water reservoirs, Center Enamel provides welded steel water tanks that are both structurally sound and hygienically safe. These tanks are often lined with NSF-certified epoxy coatings to meet drinking water standards.
As part of its commitment to sustainability, Center Enamel supports biogas and renewable energy projects with specially designed welded digesters and gas storage tanks. These tanks are critical for maintaining pressure and gas quality in anaerobic digestion systems.
Across all applications, Center Enamel’s global engineering team works closely with clients, consultants, and contractors to ensure each tank system is tailored, tested, and optimized for long-term operational success.
With installations in over 100 countries, Center Enamel is not just a leading China Welded Steel Tanks Manufacturer, but a truly global storage tank solution provider. The company’s tanks have been successfully used in Asia, Europe, Africa, North America, South America, and the Middle East, navigating diverse climate conditions, regulatory frameworks, and cultural expectations.
Recent international projects include:
Crude oil storage tanks in the Middle East, featuring floating roofs and cathodic protection systems.
Wastewater digesters in South America, designed to withstand aggressive sulfide-rich environments.
Potable water storage tanks in Southeast Asia, compliant with WHO drinking water standards.
Chemical storage tanks in Eastern Europe, manufactured with specialized corrosion-resistant stainless steels.
This global track record underlines Center Enamel’s reliability, engineering excellence, and customer-first philosophy.
At Center Enamel, innovation and quality are embedded into the company’s culture. With state-of-the-art production facilities, a dedicated R&D team, and continuous investments in manufacturing automation and digital design tools, the company remains at the forefront of the tank manufacturing industry.
Quality is assured through certifications and systems including:
ISO 9001 (Quality Management)
ISO 45001 (Occupational Health & Safety)
ISO 14001 (Environmental Management)
EN1090 (European Steel Structures Certification)
API 650 compliance for oil and gas projects
These certifications validate not only the product quality but also the manufacturing ethics and commitment to sustainability and safety across all projects.
In an era where industrial reliability, environmental protection, and long-term cost-effectiveness are essential, Center Enamel offers welded steel tanks that meet all three requirements. As a recognized China Welded Steel Tanks Manufacturer, the company blends engineering precision with global project execution to deliver storage systems that stand the test of time.
Whether you are developing a large-scale infrastructure project, upgrading an existing industrial facility, or pursuing sustainable solutions in water, energy, or chemicals—Center Enamel has the experience, capability, and global footprint to support your vision.
Contact Center Enamel today to discover how our welded steel tanks can enhance your operations and ensure secure, compliant, and cost-effective storage around the world.