In the article, "NRCA analyzes and tests metal," the theoretical allowable moments were calculated according to the following specifications:

• Aluminum alloys: Specification of Aluminum Design Manual, Sixth Edition published by the Aluminum Association Inc.
  
  
• Galvalume,® and galvanized and terne-coated steel: Specification for the Design of Cold-Formed Steel Structural Members, 1996 edition, published by the American Iron and Steel Institute
  
  
• Terne-coated stainless-steel: ANSI/ASCE-8-90, Specification for the Design of Cold-Formed Stainless Steel Structural Members

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