Evaluation and Repair of Wrought Iron and - Purdue e-Pubs ...

95Table 4.2 Tensile Coupon Test Results for EyebarsCouponIDAvg.AreaTensileLoadModulusofElasticity(in 2 ) (lbs) (ksi)YieldStrength(psi)(.002offset)TensileStrength(psi)PercentElong.(%)8"GaugeLengthStrainHarden.Exp.StrengthCoeff.(ksi)BF-E1-NR1 0.598 26,939 27,554 30,500 44,000 8.59 0.19 78.24BF-E1-NR2 0.595 25,720 27,154 31,000 42,500 7.81 0.20 76.69BF-E1-NR3 0.595 27,300 27,034 32,000 45,500 21.09 0.20 80.12BF-E1-H1 0.612 29,700 27,605 31,500 48,500 10.15 0.21 90.30BF-E2-NR1 0.609 30,400 27,884 33,000 48,000 10.94 0.15 70.88BF-E2-NR2 0.607 31,200 28,695 35,000 50,000 16.41 0.21 88.58BF-E2-H1 0.613 29,100 27,586 32,000 47,500 8.59 0.20 80.12BF-E2-H2 0.562 29,300 28,641 33,000 52,000 17.18 0.20 86.80BF-E2-H3 0.594 30,300 28,397 32,000 50,500 15.625 0.19 82.65BF-E3-M1 0.538 21,000 26,731 31,000 37,500 3.125 0.13 65.26BF-E4-NR1 0.991 47,500 27,811 32,500 47,500 12.5 0.15 68.45BF-E4-NR2 0.988 49,000 27,575 32,000 49,000 17.19 0.19 81.50BF-E4-NR3 0.993 49,400 27,153 30,000 49,000 15.625 0.19 81.66BF-E4-NR4 1.000 50,300 27,590 32,500 50,000 15.625 0.22 89.77BF-E5-W1 0.936 42,100 27,732 30,000 44,500 7.032 0.18 78.89BF-E5-W2 0.937 42,600 27,836 30,000 45,000 7.8125 0.19 82.21BF-E5-W3 0.933 43,100 27,618 30,000 46,000 7.8125 0.21 85.15BF-E5-W4 0.934 46,800 27,991 30,500 50,000 10.16 0.20 86.97BF-E5-W5 0.907 45,900 27,855 32,000 50,000 9.375 0.18 81.52Average 0.765 36,711 27,707 31,605 47,211 11.72 0.19 80.83StandardDeviation0.185 9,548 492 1,283 3,381 4.52 0.02 6.70Note: Non-Repaired Coupons have a Coupon ID ending with – NR#Heat Straightened Coupons have a Coupon ID ending with –H#Mechanically Straightened Coupon has a Coupon ID ending with – M1Welded Coupons have a Coupon ID ending with -W#