[Blog] Steel Door Panel Materials: Which Sheet Is Right for Your Door? The steel sheet is an essential part of a steel door. It has a direct impact on the door’s strength, durability, corrosion resistance, appearance, and cost. For buyers, understanding the differences between commonly used sheet materials can make it easier to choose the right product for their market. Cold-rolled steel, galvanized steel, and zinc alloy are three materials that can be found in different steel door applications. Each has its own characteristics, and the best option depends on the door design, installation environment, performance requirements, and budget. Sheet thickness is another important consideration. For many steel door products, door leaf thickness is approximately 0.3–1.0 mm, while door frame material commonly ranges from approximately 1.0–2.0 mm. As a professional steel door manufacturer, PHIPULO Doors provides different material and configuration options to meet the needs of distributors, wholesalers, importers, and construction projects.
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