ASTM C209-20 PDF

1.1 These test methods cover those insulation products in specified Specification C208. The requirements for the products' physical properties are specified in Specification C208. The methods for the general insulation products' physical properties are given as follows:

Section

Thickness

 7

Size of Finished Board

 8

Thermal Conductivity

 9

Transverse Strength

10

Deflection at Specified Minimum Load

11

Tensile Strength Parallel to Surface

12

Tensile Strength Perpendicular to Surface

13

Water Absorption

14

Linear Expansion

15

Water Vapor Transmission

16

Flame Spread Index

17

Moisture Content and Density

18

Compressive Strength

19

1.2 Reference is provided to an established source for nomenclature and definitions.

1.3 Several of the test methods contained in this document are referenced by material specifications other than cellulosic fiber insulating board. These include mineral fiber, perlite, polyisocyanurate, polystyrene and phenolic materials.

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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.5 This 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.