I-Bars are steel window sections with a cross-section shaped like a capital “I.” They are commonly used as mullions or divisions in steel windows, providing excellent strength and support while keeping slim sightlines for a sleek and modern appearance.
This type of steel bar is perfect for enhancing durability without compromising design, ideal for creating strong, stylish, and long-lasting window panels.
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I-bars and wide flange beams are available in three international standards covering a comprehensive range of depths, flange widths, and web thicknesses. For complete technical data — including all masses, depths, and 6m/12m weights — download the 2026 Product Handbook.
Access detailed depth, flange width, web thickness, flange thickness, mass, and 6m/12m weight data for all JIS, GB/T, and ASTM wide flange beams and I-bars supplied by Regan Industrial.
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Common Questions
I-bars and H-beams are both structural steel members, but they differ in shape, strength, and typical applications.
• I-bars have a slimmer profile with narrower flanges, making it lighter and more suitable for smaller-scale structures or applications where weight reduction is important.
• H-beams have wider flanges and a thicker web, giving it greater strength, load-bearing capacity, and stability. It is ideal for heavy-duty construction like buildings, bridges, and large structural frameworks.
Consider the total load (dead and live loads), span length, and intended application. Longer spans and heavier loads require larger and stronger I-bars to prevent bending or deflection. It’s also important to check material grade and follow local building codes for safety and performance.
Yes, I-bars are used in both residential and commercial construction. They are ideal for lighter structural applications such as beams and supports in homes, and for secondary structural elements in commercial buildings, depending on load requirements and design.
Looking for a specific W-series size, depth, or standard (JIS / GB/T / ASTM A36)? Our Sales Team can confirm stock, pricing, lead times, and 6m or 12m delivery across the Philippines — fast and with no runaround.
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