1.1These test methods cover the determination of the mechanical properties of stress-graded lumber and other wood-based structural materials.

1.2These test methods appear in the following order:

	Section
Bending edge-wise	6
Bending flat-wise:
Center-point loading	7
Third-point loading	8
Axial strength in tension	9
Axial strength in compression	10

1.3This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.4This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.