Enrollment Deadline: 15 February 2026

Participants will take measurements using a stress load of 0.455 MPa (66 psi). ASTM D648 is referenced.

Sample Description: Two sets of five injection-molded ASTM Flex Bars (5" by 1/2" by 1/8") made from two slightly different polypropylene polymers.

Samples ship in April, July, and October for a total of three shipments.

This test is included on CTS' Scope of Accreditation to ISO/IEC 17043.