Jinnuo Steel's Pre-Galvanized Square Tubes are your best defense. By applying a high-quality zinc coat BEFORE the steel is formed, we guarantee complete coverage and maximum protection where it's needed most. Why Jinnuo? → Longer Lifespan: Save on future maintenance and replacement costs. → Flawless Finish: A pristine, ready-to-use product for a professional result every time.
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The hot-dip galvanizing process features a strong adhesion of the zinc layer, making it impossible for rain or moisture to break through. Square tube shape, with excellent load-bearing and torsional resistance performance, is sturdy for making fences, building canopies, and installing photovoltaic brackets Easy to install and durable, it requires almost no maintenance in the later stage, saving both money and worry on the project!
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Annealing process softens the material, making cutting and bending processing smoother Eliminate internal stress, ensure uniform strength of the pipe body, and enhance both pressure resistance and fatigue resistance When it is used in mechanical manufacturing, precision instruments and hydraulic systems, the quality of the finished products will be directly elevated to a new level!
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Galvanized steel coils are dispatched, reinforced with wooden pallets, ensuring integrity and reliability
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Pre-galvanized steel pipes are pre-coated with a layer of zinc before being rolled into pipes. This coating helps protect the pipeline from corrosion and also prevents weld corrosion
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