Main Frames – Primary Members
The Main Frames (Primary Members) are the main support members and carry the main load of the Pre-Engineered Building. Attar PEB frame consists of tapered columns and tapered rafters. The columns and rafters are fabricated using the state of technology at Attar Steel. The shape and size of members varies based on the applications and requirements.
Attar Steel strictly follows all the International codes and Standards such as AISC, AISI, MBMA and IS for the design of Steel Sections and welded members keeping in mind the customers’ requirements.
Typical Frame Structure for a PEB
| Frame Type | Span Width | Frame Type | |
| Single Slope/ Monoslope | 3 M To 8 M |
|
|
| Rigid Frame | 6 M To 90 M |  |
|
| Beam & Column (BC-1) | 24 M To 48 M |  |
|
| Beam & Column (BC-2) | 36 M To 72 M |  |
|
| Beam & Column (BC-3) | 48 M To 96 M |  |
|
| Multi Span | 24 M To 120 M |  |
|
| Lean To | 3 M To 18 M |  |
|
| Canopy | 3 M To 6 M |  |
|
| Butterfly Canopy | 6 M to 12 M |  |
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