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Structural Metal Framing
See also:
Structural Plastic Elements
Atlas Tube
- structural steel tubes
Black Rock Column
- fire-rated columns
Bull Moose Tube Company
- structural tube shapes
Busch Industries
CMC Steel Products
Coronis Building Systems
Dean Lally L.P.
- fire-rated columns
Gerdau Ameristeel
Infinity Structures
Lift Plate International
Novum Structures
Shelter Systems
Star Seismic
produces the PowerCat Buckling Restrained Seismic Brace.
Triodetic Space Frames