Tensile Strength Ultimate 82 7 MPa 12000 psi ASTM D638 Elongation at Break 50 50 ASTM D638 Tensile Modulus 2 93 GPa 425 ksi ASTM D638 Flexural Modulus 3 1 GPa 450 ksi ASTM D790 Flexural Yield Strength 103 MPa 15000 psi ASTM D790 Compressive Strength 86 2 MPa 12500 psi 10 Def ASTM D695 Compressive Modulus 2 9 GPa 420 ksi ASTM D695