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In the industry, color steel tile profiles are named using a standard format: wave height – wave pitch – effective coverage width (in millimeters). For example, "840" refers to a profile with an effective coverage width of 840 mm. Understanding this naming system makes it easier to compare options.
| Profile | Wave Height | Effective Width | Key Features | Typical Use |
|---|---|---|---|---|
| 840 | 25 mm | 840 mm | Most versatile and economical; excellent balance of strength and coverage | General industrial and agricultural buildings |
| 900 | 15 mm | 900 mm | Wider coverage, fewer joints, better roof integrity | Large-span roofs requiring fewer seams |
| 750 | 35 mm | 750 mm | Higher wave height; superior load-bearing and drainage | Snowy or high-rainfall regions |
For general factory buildings and warehouses: The 840 profile is the most widely used and cost-effective choice. Its balanced design works well in most climates.
For large roofs where fewer joints are preferred: The 900 profile offers wider coverage, reducing the number of overlapping seams and improving overall waterproofing.
For heavy snow or high-rainfall areas: The 750 profile's taller waves provide greater structural strength and better drainage capacity, reducing the risk of water pooling or snow overload.
Profile choice is not only about dimensions. Consider:
Roof pitch: Steeper roofs drain better; flatter roofs need profiles with higher wave heights
Support spacing: Wider support spacing requires stronger profiles
Aesthetic preference: Some projects prefer the appearance of specific wave patterns
Selecting the right color steel tile profile is a balance between structural requirements, climate conditions, and budget. Understanding the naming system and the characteristics of common profiles helps buyers and specifiers make informed decisions.
