Exterior Framing

Note:  The limitations provided here are taken from appropriate building product manufacturer's source.  For more and the latest information relative to these limitations, it is recommended to contact either the representative association or a specific building product manufacturer.   A partial list of associations, and their links is provided on the home page of this site.

Composition:  Non-combustible, cold-formed steel galvanized (G60) or equivalent coating to resist corrosion.

Size:  2-1/2” web x 33 mils thickness to 16” web x 118 mils thickness

Application:  Exterior Walls

Compliance:  AISI S100 North American Specification for the Design of Cold-Formed Steel Structural Members,  Bare steel comply with ASTM A1003 Specification for Steel Sheet, Carbon Metallic- and Nonmetallic-Coated for Cold-Formed Framing Members, Corrosion resistant coatings per ASTM A653 Specification for Steel Sheet, Zinc Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot Dip Process.


Cold-formed steel framing must be laterally braced.

Structural framing must be vertically aligned.

Studs cannot be spliced.

Max. stud spacing is 24 inches on center.

Installation:  Per ASTM C1007 Standard Specification for Installation of Load Bearing (Transverse and Axial) Steel Studs and Related Accessories.

Architectural Spec:  05 40 00 Cold-Formed Metal Framing

More and Latest Information Link:  www.steelframingassociation.org


While reasonable effort has been made to ensure the accuracy of this information, we assume no liability for any errors or omissions on these pages.  Please verify all information with the organizations mentioned above.