CSA O112.9-10

CSA O112.9-10 Evaluation of Adhesives for Structural Wood Products (Exterior Exposure), Includes Update No. 1 (2011)

standard by CSA Group, 01/01/2010

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Full Description

1 Scope

1.1
This Standard specifies requirements for evaluating adhesives used to bond solid wood materials instructural wood products designed for exterior applications.Note: See Annex C for additional information on exterior exposure and other moisture exposure categories for structuralwood adhesives.

1.2
This Standard specifies requirements for evaluating the resistance of adhesives to
(a) shear caused by compression loading, under both wet and dry conditions;
(b) delamination during accelerated exposure to wetting and drying; and
(c) deformation under static shear loading during exposure to heat, high humidity, or combined heatand high humidity.

1.3This Standard does not apply to adhesives intended for below-ground, ground-contact, or marine serviceapplications.

1.4This Standard is not intended for the assessment of the effects of chemical treatments of wood on adhesiveperformance.

1.5In CSA Standards "shall" is used to express a requirement, i.e., a provision that the user is obliged tosatisfy in order to comply with the standard; "should" is used to express a recommendation or that whichis advised but not required; "may" is used to express an option or that which is permissible within thelimits of the standard; and "can" is used to express possibility or capability. Notes accompanying clausesdo not include requirements or alternative requirements; the purpose of a note accompanying a clause isto separate from the text explanatory or informative material. Notes to tables and figures are consideredpart of the table or figure and may be written as requirements. Annexes are designated normative(mandatory) or informative (non-mandatory) to define their application.

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