{"id":1397,"date":"2025-12-24T11:21:28","date_gmt":"2025-12-24T03:21:28","guid":{"rendered":"https:\/\/bomissteel.com\/?post_type=product&p=1397"},"modified":"2026-09-22T15:46:26","modified_gmt":"2026-09-22T07:46:26","slug":"yx25-210-840-ibr-box-profile-sheet","status":"publish","type":"product","link":"https:\/\/www.bomissteel.com\/fa\/product\/yx25-210-840-ibr-box-profile-sheet\/","title":{"rendered":"YX25-210-840 IBR Roofing Sheet"},"content":{"rendered":"

Corrugated Steel Sheet Specifications and Style<\/span><\/h2>\n

  \u067e\u0627\u06cc\u0627\u0646\u200c\u06a9\u0627\u0631\u06cc \u06f2B \u0641\u0648\u0644\u0627\u062f \u0636\u062f\u0632\u0646\u06af<\/p>\n\n\n\n\n\n\n\n\n
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\u0645\u062f\u0644<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n
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YX25-210-840<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n
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Plate Thickness (mm)<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n
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0.12 \u2013 0.8<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n
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Section Moment of Inertia (cm4\/m<\/strong>)<\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n
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4.44 \u2013 5.38<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n
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Section Resistance Moment (cm\/3m)<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n
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6.98 \u2013 8.31<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n
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Effective Coverage Width (mm)<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n
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840<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n
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Expanded Width (mm)<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n
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1000<\/strong><\/span><\/div>\n<\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Sheet Production Line<\/span><\/h2>\n

\"Roll\"\u062a\u062c\u0647\u06cc\u0632\u0627\u062a<\/p>\n

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Why choose YX25-210-840 roof sheet?<\/h2>\n

1. Excellent Structural Strength and Load-Bearing Capacity<\/strong>
\nWave Height Advantage: “25” represents a wave height of 25mm. Compared to common low-profile corrugated sheets (such as 15mm or 25mm), the 25mm wave height significantly enhances the longitudinal bending stiffness of the sheet. This means it can better withstand the weight of snow, wind loads, and maintenance personnel during roof construction over larger spans.<\/p>\n

Sectional Geometric Performance: The larger wave height provides a better moment of inertia, effectively reducing deflection (deformation) under large spans.<\/p>\n

2. Excellent Drainage and Leakage Prevention Performance<\/strong>
\nHigh Rib Design: The25mm rib height can handle larger instantaneous rainfall. During heavy rain, the higher wave crests effectively prevent rainwater from overflowing and seeping into the overlaps.<\/p>\n

Reasonable Wave Pitch: The 210mm center-to-center spacing design ensures both a flat and aesthetically pleasing surface, while creating wide drainage channels for smooth drainage and preventing dirt accumulation.<\/p>\n

3. Extremely High Material Utilization Rate (High Cost-Effectiveness)<\/strong>
\nEffective Width: This model uses 1000mm wide raw material coils, resulting in an effective coverage width of 840mm.<\/p>\n

Utilization Rate Balance: An 84% utilization rate is a very ideal level for profiled steel sheets. While ensuring sufficient strength, it minimizes material loss, reducing the procurement cost per square meter for customers.<\/p>\n

4. Wide Range of Application Compatibility<\/strong>
\nBuilding Types: Very suitable for the roofs of industrial plants, warehouses, large supermarkets, and agricultural buildings.<\/p>\n

Compatibility: It can be used as a single-layer roofing panel, or as the outer or inner panel of a double-layer composite insulated roof, in conjunction with insulation materials such as rock wool and glass wool.<\/p>\n

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What does “IBR” stand for in the YX25-210-840 profile?<\/strong><\/p>\n

IBR stands for Inverted Box Rib. It is a square-fluted profile that offers a high strength-to-weight ratio. The 840mm cover width makes it one of the most popular profiles in the international market.<\/p>\n

Can I customize the color for my IBR roofing sheets?<\/strong><\/p>\n

Yes, we offer a full range of RAL colors. Our color-coated (PPGI) IBR sheets use premium paint (PE, SMP, or PVDF) to ensure color retention for up to 15-20 years.<\/p>\n

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\u0632\u0645\u0627\u0646 \u062a\u062d\u0648\u06cc\u0644<\/strong>: \u06f2\u06f0 \u0631\u0648\u0632<\/p>\n

\u062a\u0648\u0627\u0646\u0627\u06cc\u06cc \u062a\u0623\u0645\u06cc\u0646<\/strong>\u06f5\u06f0\u06f0\u06f0 \u062a\u0646 \u062f\u0631 \u0645\u0627\u0647<\/p>\n

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