Technical Design Information
Portland Bolt does not employ engineers or architects and due to liability issues, we are not in a position to provide technical assistance as to which timber connectors should be used for a specific application. According to ASTM D5933, the use of these shear plates is covered in the National Design Specification for Wood Construction available from the American Forest and Paper Association.
ASTM Specifications Covering Shear Plates
|D5933||Standard specification for 2-5/8” and 4” diameter metal shear plates for use in wood constructions.
|A47 Grade 32510||Specification for Ferritic Malleable Iron Castings
|A153||Specification for Zinc Coating (Hot-Dip) on Iron and Steel Hardware
|A570||Withdrawn Specification for steel sheet and strip, carbon, hot-rolled