Corrugated Metals Products: 8″ Box Rib Roofing and Siding

8″ Box Rib industrial roofing and siding are commonly used for industrial warehouses and buildings requiring cryogenic/temperature control.

8″ Box Rib wall panels are frequently used in power plant lagging, and 8″ Box Rib roofing and siding are used in pulp and paper mills.

To view more details about our 8″ Box Rib, please select one of the links below. Or you can contact a Corrugated Metals representative at 1-800-621-5617.

8ribs

8-BOX-RIB_41_5-8 8-BOX-RIB_49_5-8















Note: 8″ Box Rib can be produced with or without stiffening beads. Stiffening beads help reduce the possibility of oil canning, which cannot be a cause of rejection.

Download our full color chart to see what options are available. Click here to download the PDF.

Load Table

PANEL

8″ RIB

LIVE LOAD

20 PSF

30 PSF

40 PSF

50 PSF

SPAN

ROOF

WALL

ROOF

WALL

ROOF

WALL

ROOF

WALL

20
190 lbs/sq

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
161 lbs/sq

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
51 lbs/sq

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
64 lbs/sq

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

Notes – Steel

  1. Roof loads are for positive loads only and are in addition to weight
    of panel.
  2. Other gauges of steel and aluminum are available upon inquiry.
  3. Maximum allowable stress for Grade A (F) = 20,000 PSI for roofs
    and 26,667 PSI for walls where wind is the only load.
  4. Loads and spans for carbon steel are based on the AISI Cold Formed
    Steel Design Manual.
  5. Other gauges of steel may be available upon inquiry.

Notes – Aluminum

  1. Roof loads are for positive loads only and are in addition to weight
    of panel.
  2. Other gauges of steel and aluminum are available upon inquiry.
  3. 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.
  4. Loads and spans for aluminum are based on Aluminum Formed Sheet
    Building Sheathing Design Guide.

If you would like more information about our 4″ 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.