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To view more details about our 8" Box Ribs, please select one of the links below. Or you can contact a Corrugated Metals representative at 1-800-621-5617.
- 8" Box Ribs product characteristics
- Load table
- Notes
- Download 8" Box Ribs Roofing and Siding PDF (285K)
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Note: CMI produces 4" Rib and 8" Rib as embossed only.
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Note: CMI produces 8" Rib with stiffening beads as standard to minimize the possible effects of oil canning.
| PANEL |
8" RIB |
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| LIVE LOAD |
|
20 PSF |
30 PSF |
40 PSF |
50 PSF |
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|
|
SPAN |
ROOF |
WALL |
ROOF |
WALL |
ROOF |
WALL |
ROOF |
WALL |
| 20 |
1 |
8'-4" |
9'-2" |
6'-11 |
7'-11" |
6'-0" |
6'-10" |
5'-5" |
6'-1" |
| 2 |
8-0 |
9-8 |
6-8 |
7-11 |
5-9 |
6-10 |
5-2 |
6-1 |
|
| 3 |
8-11 |
10-10 |
7-5 |
8-10 |
6-6 |
7-8 |
5-10 |
6-10 |
|
| 22 |
1 |
7-8 |
8-4 |
6-4 |
7-2 |
5-6 |
6-2 |
5-0 |
5-6 |
| 2 |
7-3 |
8-9 |
6-0 |
7-2 |
5-3 |
6-2 |
4-9 |
5-6 |
|
| 3 |
8-2 |
9-9 |
6-9 |
8-0 |
5-10 |
6-11 |
5-3 |
6-2 |
|
| 032 |
1 |
--- |
5-0 |
--- |
4-1 |
--- |
3-6 |
--- |
3-2 |
| 2 |
--- |
5-0 |
--- |
4-1 |
--- |
3-6 |
--- |
3-2 |
|
| 3 |
--- |
5-7 |
--- |
4-6 |
--- |
3-11 |
--- |
3-6 |
|
| 040 |
1 |
--- |
6-2 |
--- |
5-0 |
--- |
4-4 |
--- |
3-10 |
| 2 |
--- |
6-2 |
--- |
5-0 |
--- |
4-4 |
--- |
3-10 |
|
| 3 |
--- |
6-10 |
--- |
5-7 |
--- |
4-10 |
--- |
4-4 |
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Roof loads are for positive loads only and are in addition to weight of panel.
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Other gauges of steel and aluminum are available upon inquiry.
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Maximum allowable stress for Grade A (F) = 20,000 PSI for roofs and 26,667 PSI for walls where wind is only load.
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Loads and spans for carbon steel are based on the AISI Cold Formed Steel Design Manual.
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Other gauges of steel may be available upon inquiry.
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Roof loads are for positive loads only and are in addition to weight of panel.
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Other gauges of steel and aluminum are available upon inquiry.
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Maximum allowable stress (FC) = 15,000 PSI, (FT) = 17,000 PSI for roof and side wall. Stresses have been increased 1/3 for wind loading.
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Loads and spans for aluminum are based on Aluminum Formed Sheet Building Sheathing Design Guide.
If you would like more information about our 8" Box Ribs roofing and siding or any of our corrugated metal products, please call us at 1-800-621-5617, fill out our contact form or email us at info@corrugated-metals.com.
Sinewave Products | 4"
Box Ribs | 8" Box Ribs | RS-7.2
| Box Beam | V-Beam
Interior Liner Panels | Custom
Forming | Architectural Wall
Panels | Bold Rib
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