Область применения

1.1 These test methods cover the physical testing of gypsum panel products.

1.2 The test methods appear in the following order:

SectionFlexural Strength (Method A)Core, End and Edge Hardness (Method A)Nail Pull Resistance (Method A)Flexural Strength (Method B)Core, End and Edge Hardness (Method B)Nail Pull Resistance (Method B)Humidified DeflectionEnd SquarenessNominal ThicknessRecessed- or Tapered Edge DepthWidthLengthWater Resistance of Core-Treated Water-Repellent Gypsum Panel Products Surface Water Resistance of Gypsum Panel Products with Water-Repellent Surfaces

1.3 The text of these test methods references notes and footnotes that provide explanatory material. These notes and footnotes, excluding those in tables and figures, shall not be considered as requirements of these test methods.

1.4 This 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 and health practices and determine the applicability of regulatory limitations prior to use.