ASTM A787
Standard Specification for Electric-Resistance-Welded Metallic-Coated Carbon Steel Mechanical Tubing
What it measures
Covers welded, metallic-coated steel tubing used as a mechanical member.
Why it matters for a panel envelope
Tube sections appear in panel headers and edge members where a stud profile alone will not carry the load.
Guardian Shield™
Cited in the Shield™ specification's reference standards.
Source · 3-Part Specification, 1.3 F.5 · Guardian documents
Written by Data Subsystems, for Guardian Structural Technologies. Last updated .
Drafted from Guardian Structural product literature and published building-science sources. Awaiting Guardian technical review. Confirm any figure against the current product documents or ask us before you rely on it in a design.
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