Aluminum Column Dimensions & Load Bearing Data (Round)
| Nominal Diameter | Actual OD (A Above) | Actual ID | Max. Square Encaseable | No. Staves | Standard Lengths (Ft)* | Load Lbs.** | Tested Length |
| 6" | 5-5/8" | 4-3/4" | 3-1/2" | 3 | 8, 9, 10, 12' | 16,000 | 8' |
| 8" | 8" | 7-1/8" | 5-1/4" | 3 | 8, 9, 10, 12, 14, 16 | 19,000 | 8' |
| 10" | 10" | 8-7/8" | 6-1/4" | 4 | 8, 9, 10, 12, 14, 16, 18, 20' | 28,000 | 12' |
| 12" | 11-1/4" | 9-7/8" | 6-7/8" | 5 | 8, 9, 10, 12, 16, 18, 20' | 30,000 | 12' |
| 15" | 14-3/8" | 13-1/8" | 9-1/4" | 6 | 16, 18, 20, 24' | 34,000 | 12' |
| 18" | 18" | 16" | 11-5/16" | 6 | 16, 18, 20, 24' | 38,000 | 18' |
| 24" | 24" | 22" | 15-9/16" | 6 | 24' | 58,000 | 18' |
| 30" | 30" | 28" | 19-13/16" | 8 | 24' | 58,000 | 18' |
| *Subject to availability. Unlisted lengths available upon request. | |||||||
| **Includes safety factor. Wraparound applications of 10" diameter and greater are non-load bearing | |||||||
Standard Round
| Nominal Diameter | X (ID) | Y (OD) | Z (Height) |
| 6" | 5-5/8" | 7-3/4" | 1-15/16" |
| 8" | 8" | 10" | 2-1/16" |
| 10" | 10" | 12-1/4" | 2-7/16" |
| 12" | 11-1/4" | 14-1/8" | 3" |
| 15" | 14-3/8" | 17-7/8" | 3-1/2" |
| 18" | 18" | 21-5/8" | 3-3/4" |
| 24" | 24" | 28" | 4-3/8" |
| 30" | Not Available | ||
Doric Round
| Nominal Diameter | X (ID) | Y (OD) | Z (Height) |
| 6" | Not Available | ||
| 8" | 8" | 12-1/4" | 3-3/4" |
| 10" | 10" | 14-1/2" | 4-1/4" |
| 12" | 11-1/4" | 17" | 5" |
| 15" | 14-3/8" | 20-3/4" | 5-3/4" |
| 18" | 18" | 25-1/2" | 6-1/2" |
| 24" | 24" | 31-3/4" | 7-1/8" |
| 30" | 30" | 43-5/8" | 9-1/2" |
Scamozzi Round (Cap)
| Nominal Diameter | X (ID) | Y (OD) | Z (Height) |
| 6" | Not Available | ||
| 8" | 8" | 12" | 5-1/8" |
| 10" | 10" | 12" | 5-1/8" |
| 12" | 11-1/4" | 14-1/2" | 6-1/2" |
| 15" | 14-3/8" | 18-1/2" | 7-1/2" |
| 18" | 18" | 27" | 7-3/4" |
| 24" | 24" | 38-1/2" | 14-3/8" |
| 30" | Not Available | ||
Corinthian Round (Cap)
| Nominal Diameter | X (ID) | Y (OD) | Z (Height) |
| 6" | Not Available | ||
| 8" | 8" | 15-3/4" | 10" |
| 10" | 10" | 15-3/4" | 10" |
| 12" | 11-1/4" | 20" | 12-1/2" |
| 15" | 14-3/8" | 23-1/2" | 15" |
| 18" | 18" | 26-1/2" | 18" |
| 24" | 24" | 35-1/2" | 25" |
| 30" | Not Available | ||