 |
 |
| Overlap |
"T" and Sheet |
 |
 |
Outside Edge Flange
|
"U" and Sheet |

|

|
| Standing Flange |
Angle and Sheet |

|

|
| Inside Edge Flange |
"U" and Sheet |

|

|
| Side To Side "U's" |
Brim to Brim |

|

|
| Hat On Sheet |
Angle and Sheet Sandwich |

|

|
| Square Tube and Sheet |
Round Tube and Sheet |

|

|
| Bottom To Bottom "U's" |
Joggle Overlap Tube Seam |

|

|
| 45o Corner Overlap |
Full Corner Joggle Overlap |

|

|
| Two Piece Full Corner Overlap |
Corner Joggle Overlap w/ Ret. Flange
|

|
| Hat Inside "U" |
|