Tianjin Delan International Co., Ltd is one of the most reliable manufacturers and suppliers of weldable galvanized pipe in China. If you're going to wholesale customized weldable galvanized pipe, welcome to get price list and quotation from our factory.
Our Weldable Galvanized Pipe is a high-performance, hot-dipped steel pipe with a zinc coating that is made to last and be used in a variety of ways. It is made to meet and surpass international standards like ASTM F1083 and GSO ASTM A53/A53M, guaranteeing dependability in harsh conditions. Compared to untreated steel, the product offers greater corrosion resistance because of a thick, homogeneous zinc coating that functions as a protective barrier, thereby increasing the pipe's service life. It is perfect for complex installations since it is designed to be highly weldable and formable, appropriate for coiling, bending, and flanging (according to grade and type standards). These pipes are frequently utilized in construction, scaffolding, fluid conveyance (water, gas, and air), and structural support for fences. They are made for mechanical and pressure applications.
Manufacturing Process
After premium welded steel pipe creation, our pipes are made using a carefully regulated Hot-Dip Galvanizing (HDG) method. The core process follows cutting-edge techniques to guarantee pipe quality and coating integrity.e!
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Process Step |
Standard Process |
Our Enhanced Techniques |
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1. Surface Preparation |
Acid pickling to remove oxide layers. |
Uses protection measures and regulated pickling baths to guarantee total oxide removal without over-etching. |
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2. Galvanizing |
Dipping prepared pipe into a molten zinc bath. |
Uses automated technologies for horizontal suspension and rotation to provide a uniform zinc coating on all surfaces, both inside and out. |
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3. Post-Treatment |
Cooling and finishing. |
Uses shot blasting for a better surface polish before any further manufacturing and incorporates a precise "zinc liquid removal" process to reduce drips and coatings. |
We provide thorough secondary processing services, such as precision cutting, beveling, threading, and punching, in addition to the core galvanizing process, to deliver pipes that are ready for installation and customized to your project's unique requirements.
Company Advantages
With more than 20 years of experience in pipeline solutions, our technological know-how and vertical integration are our main advantages.
Full-Spectrum Product & Service Portfolio
We deliver a whole solution, not simply a pipe. With in-house design, cutting, and coating services, our range includes everything from raw pipe to manufactured fittings (elbows, tees, and flanges).
Certified Quality & Technical Compliance
Our goods are produced in accordance with internationally recognized standards (ASTM, DIN, JIS). We have important credentials attesting to our dedication to reliability and safety, including international welding certifications and manufacturing permits for pressure pipes.
Shanghai Jwell machinery Workshop co-operation projects
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Our Products
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