Exquisite Craftsmanship, Outstanding Quality: The Core Advantages of Haoran Stainless Steel Storage Tanks
Exceptional materials, steadfast reliability: Haoran storage tanks are meticulously crafted using food-grade or industrial-grade stainless steel plates sourced exclusively from top-tier domestic and international brands (such as AISI 304/316L). For equipment designed to withstand chloride-ion environments, we prioritize the use of 316L material—known for its superior ductility and enhanced resistance to stress corrosion. Our structural designs adhere to industry standards based on either GB or ASME specifications. Before leaving the factory, every product undergoes rigorous non-destructive testing, followed by meticulous hydrostatic or pneumatic pressure tests, significantly elevating the safety margin of the tank system.

Exceptional cleanliness, seamlessly integrated and precision-molded: Haoran products feature a high-grade mirror-polished finish with surface roughness Ra ≤ 0.4 μm on all internal surfaces that come into contact with materials, eliminating recesses, crevices, and dead corners—thus preventing environments conducive to mold growth. Whether it’s edible vegetable oil blending tanks or sterile pharmaceutical liquid storage tanks, these products can be custom-engineered to meet specific industry needs, effortlessly complying with the stringent requirements of food safety standard GB 14881 or pharmaceutical GMP guidelines, making them a true benchmark for quality.

Exceptional precision and superior corrosion resistance: At the manufacturing stage, we’ve integrated an automated beveling center and multi-axis fully automatic welding workstations, effectively minimizing human error. Experienced welding engineers meticulously fine-tune welding paths and parameters, ensuring that circumferential deformation of the wall panels remains below 3‰. As a result, the overall defect detection rate for the entire tank is less than 0.2%. Additionally, the product features a completely sealed design that perfectly isolates it from oxygen exposure, along with outstanding resistance to high-temperature saturated steam—making it fully equipped to withstand challenging industrial liquid environments, such as those containing acetic acid or other organic solvents.

Professional processes, end-to-end service: From the very beginning of the project, a dedicated task force was established, with technical experts directly addressing user needs, reviewing artwork details, and verifying specification parameters. Precision laser cutting, intelligent rolling, and welding processes are all carried out in a temperature- and humidity-controlled workshop environment—ensuring meticulous quality control to minimize rework and delivering equipment assets that combine exceptional durability with outstanding cost-effectiveness for our customers.

Deeply reaching into various industry scenarios
Stainless steel process tanks have long since moved beyond their single-purpose storage function—they’ve become essential industrial equipment that transcends sectors, seamlessly integrating into and empowering the refined production processes of various industries.

Food Industry: The stainless steel storage tanks constructed by Haoran Machinery have successfully replaced the customer's aging cement tanks at their flour processing plant, enabling a fully enclosed grain-storage system that eliminates dust-related risks and safeguards against environmental contamination. Meanwhile, the company’s newly introduced low-temperature juice fermentation tanks feature ultra-fine mirror-polished interiors, paired with a pre-cooling system that precisely maintains temperatures within the 8–12°C range, significantly enhancing orange juice quality and extending its shelf life.
Pharmaceuticals and Biotechnology: On the production lines of leading domestic pharmaceutical chain companies, multiple 316L material liquid mixing tanks are equipped with fully sealed magnetic stirrers and hygienic-grade jet systems, featuring a drip-free design that directly ensures the cleanliness requirements of the compounding process. Additionally, specialized low-temperature storage tanks for antibody and protein products integrate a refrigerant jacket design and a high-precision temperature-control unit, providing biopharmaceutical companies with reliable temporary storage capabilities at the raw-material grade.
Fine Chemicals: A new materials company safely handles sodium hydroxide solutions with concentrations as high as 98% using Haoran's large-scale storage tanks. The 316L material features a welded, corrosion-resistant surface layer, ensuring exceptional strength and corrosion resistance even under high-temperature conditions. Additionally, the finished acid-oil transit container tanks in the chemical park are equipped with an advanced structural design incorporating anti-collision reinforcement ribs, effectively safeguarding against damage from handling impacts and eliminating potential safety hazards.
Energy and Water Treatment Industry: A major domestic solar manufacturing base has adopted specialized acid-mixing storage tanks designed specifically for concentrated nitric acid. The inner tank walls are coated with a spinel-based enamel layer, providing a triple-layered protective design. Meanwhile, ultra-pure water equipment used by microelectronics and semiconductor companies features dedicated storage tanks that deliver an internal resistivity of ≥18 megohm-cm, ensuring stable flow rates and preventing bubble formation—exceeding both domestic and international industry standards.
Haoran Stainless Steel Storage Tanks seamlessly meet the stringent cleanliness requirements of food and pharmaceutical companies, the rigorous corrosion- and wear-resistant standards of the chemical industry, and the industry’s growing demand for groundbreaking materials in the new energy sector—all thanks to their exceptional performance and versatility. At Haoran, we take pride in meticulously refining every square centimeter of our stainless steel products, ensuring not only an extra layer of protection for your production processes but also providing a reliable, trustworthy container for every precious material you handle. Quality, innovation, and unwavering trust—these are the promises Haoran Machinery delivers to empower our customers with an efficient, safe, and sustainable industrial future.