This SAE Standard presents a method of determining the stiffness of interior trim materials, substrates, and composites by a three-point bending test..
SAE J949-2009 Referenced Document
ASTM D747-08 Standard Test Method for Apparent Bending Modulus of Plastics by Means of a Cantilever Beam
SAE J949-2009 history
2022SAE J949-2022 Test Method for Determining Stiffness of Interior Trim Materials and Substrates by a Three-Point Bending Test
2009SAE J949-2009 Test Method for Determining Stiffness of Interior Trim Materials and Substrates by a Three Point Bending Test
2003SAE J949-2003 Test Method for Determining Stiffness (Modulus of Bending) of Interior Trim Materials and Substrates
1981SAE J949-1981 Test Method for Determining Stiffness (Modulus of Bending) of Fiberboards@ Standard (August 1981)