... 3,100 3,000 2,400 19,300 1,200 1,400 3,100 2 ,50 0 2,800 55 69 61 72 82 62 30 35 25 70 2 .5 12 12 5 20 12 6 a a 75 75 60 5. 4 60 90 600 400 60 100 on or under the ... thermoplastics Plastic Poisson‘s Shear modulus Shear stress ra tio MPa MPa ABS 0. 35 9 65 51.2 0.36 660 30.0 Acetal homopolymer 0. 35 1340 65. 5 Acetal copolymer 0. 35 1000 53 .0 Nylon ... &2 = - (-0.0286) 5. 45 x = 0.1 6 x x2 = -4.66 X 10,000 /5, 000,000 = -9.32 x = 10,000/1,830,000 = 5. 45 x and strains caused by z12 are x2 = 4,000 /55 0,000 = 7.28 x &1...