Evaluation and Repair of Wrought Iron and - Purdue e-Pubs ...
Evaluation and Repair of Wrought Iron and - Purdue e-Pubs ... Evaluation and Repair of Wrought Iron and - Purdue e-Pubs ...
98Table 4.5 Charpy Impact Test ResultsLongitudinal Notched to the Side (LS)Spec. Descriptor Spec. ID Estimated Temp F Actual Temp Impact Energy (ft lbs) Description of SpecimenBF-E1-NH-LS5 1E 10 10.2 6.5 Broken into 2 piecesBF-E1-NH-LS6 1F 10 10.2 6 Broken into 2 piecesBF-E1-NH-LS7 1G 10 10.2 11.5 Broken into 2 piecesBF-E4-NH-LS5 4E 10 10.2 14 Broken into 2 piecesBF-E4-NH-LS6 4F 10 10.2 6 Broken into 2 piecesBF-E4-NH-LS7 4G 10 10.2 29 Broken into 2 piecesBF-E1-NH-LS9 1I 40 39 9.5 Broken into 2 piecesBF-E1-NH-LS10 1J 40 39 10 Broken into 2 piecesBF-E1-NH-LS11 1K 40 39 17 Broken into 2 piecesBF-E4-NH-LS10 4J 40 39 10 Broken into 2 piecesBF-E4-NH-LS11 4K 40 39 13.5 Not BrokenBF-E4-NH-LS12 4L 40 39 14.5 Broken into 2 piecesBF-E1-NH-LS13 1M RT 68.5 20 Broken into 2 piecesBF-E1-NH-LS14 1N RT 68.5 18 Broken into 2 piecesBF-E1-NH-LS15 1O RT 68.5 13 Broken into 2 piecesBF-E1-NH-LS16 1P RT 68.5 13 Broken into 2 piecesBF-E4-NH-LS2 4B RT 68.5 11 Broken into 2 piecesBF-E4-NH-LS8 4H RT 68.5 19.5 Broken into 2 piecesBF-E4-NH-LS9 4I RT 68.5 27 Broken into 2 piecesBF-E1-NH-LS12 1L RT 68.5 12 Broken into 2 piecesBF-E1-NH-LS8 1H RT 68.5 17 Not BrokenBF-E1-NH-LS1 1A -30 -30 3.5 Broken into 2 piecesBF-E1-NH-LS2 1B -30 -30 5.5 Very Unique Fracture surfaceBF-E1-NH-LS3 1C -30 -30 8.5 Broken into 2 piecesBF-E4-NH-LS1 4A -30 -30 6.5 Broken into 2 piecesBF-E4-NH-LS3 4C -30 -30 4.5 Broken into 2 piecesBF-E4-NH-LS4 4D -30 -30 5 Broken into 2 piecesBF-E1-NH-LS4 1D -30 -30 4 Broken into 2 piecesLongitudinal Notched to the Top (LU)Spec. Descriptor Spec. ID Estimated Temp F Actual Temp Impact Energy (ft lbs) Description of SpecimenBF-E4-NH-LU5 4Q 10 10 18 Broken into 2 piecesBF-E4-NH-LU6 4R 10 10 9 Broken into 2 piecesBF-E4-NH-LU7 4S 10 10 17 Broken into 2 piecesBF-E4-NH-LU8 4T 10 10 19 Not BrokenBF-E4-NH-LU9 4U 40 40 30 Not BrokenBF-E4-NH-LU10 4V 40 40 16.5 Not BrokenBF-E4-NH-LU11 4W 40 40 40 Not BrokenBF-E4-NH-LU12 4X 40 40 28 Not BrokenBF-E4-NH-LU13 4Y 68.5 68.5 41 Not BrokenBF-E4-NH-LU14 4Z 68.5 68.5 20.5 Not BrokenBF-E4-NH-LU15 4AA 68.5 68.5 42 Not BrokenBF-E4-NH-LU16 4BB 68.5 68.5 43 Not BrokenBF-E4-NH-LU1 4M -30 -30 12 Not BrokenBF-E4-NH-LU2 4N -30 -30 4.5 Almost BrokenBF-E4-NH-LU3 4O -30 -30 8 Almost BrokenBF-E4-NH-LU4 4P -30 -30 6 Not Broken
99Table 4.5 (continued) Charpy Impact Test ResultsTransversed Notched to the Side (T)Spec. Descriptor Spec. ID Estimated Temp F Actual Temp Impact Energy (ft lbs) Description of SpecimenBF-E3-NH-T4 D 10 10.2 3 Broken into 2 piecesBF-E3-NH-T5 E 10 10.2 2 Brittle - odd fractureBF-E3-NH-T7 G 10 10.2 2 Broken into 2 piecesBF-E3-NH-T1 A 40 39 2 Broken into 2 piecesBF-E3-NH-T2 B 40 39 2 Broken into 2 piecesBF-E3-NH-T3 C 40 39 3 Broken into 2 piecesBF-E3-NH-T6 F 68.5 68.5 3 Broken into 2 piecesBF-E3-NH-T8 H 68.5 68.5 2 Broken into 2 piecesCharpy Specimen from Round Bars (-charpy)Spec. Descriptor Spec. ID Estimated Temp F Actual Temp Impact Energy (ft lbs) Description of SpecimenD1-NH-Charpy A2 10 10.2 10 Not BrokenD2-NH-Charpy B2 10 10.2 13.5 Not BrokenD4-NH-Charpy D2 10 10.2 5.5 Not BrokenD1-NH-Charpy A3 40 39 7 Not BrokenD2-NH-Charpy B3 40 39 45 Not BrokenD3-NH-Charpy C1 40 39 12.5 Not BrokenD4-NH-Charpy D1 40 39 9 Not BrokenD1-NH-Charpy A4 68.5 68.5 18.5 Not Broken-closeD2-NH-Charpy B4 68.5 68.5 41 Not BrokenD2-NH-Charpy B5 68.5 68.5 53 Not BrokenD1-NH-Charpy A1 -30 -30 4.5 Broken into 2 pieces - brittleD1-NH-Charpy A5 -30 -30 4.5 Broken into 2 pieces - brittleD2-NH-Charpy B1 -30 -30 4 Broken into 2 pieces - brittleTable 4.6 Average Charpy Impact Strength from Testing and Literature for CertainTemperaturesSource Temperature ( o F)68-30 10 40Orientation(RT)Longitudinal Notched to the Side(LS)5.4 12.2 12.4 16.7 -Longitudinal Notched to the Top(LU)7.6 15.8 28.0 36.6 -Transverse Notched to the Side (T) - 2.3 2.3 2.5ExperimentalTesting(Piskorowski)Round Bars 4.3 9.7 18.4 37.5 -102-105Green et al. - - - 9.7 23.3
- Page 68 and 69: 483.6 Fatigue TestingTo develop a b
- Page 70 and 71: 50The final specimen category consi
- Page 72 and 73: 52This analysis was completed using
- Page 74 and 75: 54After the initial test was comple
- Page 76 and 77: 56completed, but before the surface
- Page 78 and 79: 58readings, load cell readings and
- Page 80 and 81: 60Figure 3.3 Donated Eyebars 4 and
- Page 82 and 83: 62Figure 3.7 Heated Areas in Blue o
- Page 84 and 85: 64Figure 3.11 Detail Used in Groove
- Page 86 and 87: 66900080007000y = 27.153xR 2 = 0.99
- Page 88 and 89: 68Figure 3.19 Charpy Impact Testing
- Page 90 and 91: 70Figure 3.23 Eyebar Connection in
- Page 92 and 93: 72Figure 3.27 Eyebar A After Filler
- Page 94 and 95: 74Figure 3.31 Side View of Finished
- Page 96 and 97: 76Figure 3.35 Front View of Eyebar
- Page 98 and 99: 78strength from the existence of pe
- Page 100 and 101: 80The carbon content present in the
- Page 102 and 103: 82value may not be very accurate bu
- Page 104 and 105: 84strengths was found to be 29,940
- Page 106 and 107: 86wrought iron bars were investigat
- Page 108 and 109: 88stresses are induced. These perma
- Page 110 and 111: 90toughness the material. The test
- Page 112 and 113: 92From the finite element analysis,
- Page 114 and 115: 94Table 4.1 Chemical Analysis of Ey
- Page 116 and 117: 96Table 4.3 Tensile Coupon Test Res
- Page 120 and 121: 100Table 4.7 Comparison of Strain G
- Page 122 and 123: 102Figure 4.1 Typical Micrograph of
- Page 124 and 125: 104Figure 4.5 Fracture Surface of D
- Page 126 and 127: 106Comparison of Tensile Strengthfo
- Page 128 and 129: 108Combined Wrought Iron Bar Histor
- Page 130 and 131: 110Figure 4.17 Macrograph of Weld u
- Page 132 and 133: 112Figure 4.21 Cleavage Fracture of
- Page 134 and 135: Figure 4.25 Elongation of Hole in E
- Page 136 and 137: 116signs on or near the bridge that
- Page 138 and 139: 118testing of historic wrought iron
- Page 140 and 141: 120so that they would act in symmet
- Page 142 and 143: 122The reasons for the differences
- Page 144 and 145: 124The second corrosion pattern mod
- Page 146 and 147: 126Keating (1984) stated that the s
- Page 148 and 149: 128charcoal fire until it is red ho
- Page 150 and 151: 130Figure 5.3 Picture of Bottom Cho
- Page 152 and 153: 132Figure 5.7 Using Force After Usi
- Page 154 and 155: 134Figure 5.11 Reassembling a Pin C
- Page 156 and 157: 1366. SUMMARY, CONCLUSIONS AND IMPL
- Page 158 and 159: 138rectangular in shape. These eyeb
- Page 160 and 161: 140were joined together with a full
- Page 162 and 163: 1424. The Charpy impact energy of t
- Page 164 and 165: 144connections are unsymmetrical, i
- Page 166 and 167: 146LIST OF REFERENCESAASHTO (1998).
98Table 4.5 Charpy Impact Test ResultsLongitudinal Notched to the Side (LS)Spec. Descriptor Spec. ID Estimated Temp F Actual Temp Impact Energy (ft lbs) Description <strong>of</strong> SpecimenBF-E1-NH-LS5 1E 10 10.2 6.5 Broken into 2 piecesBF-E1-NH-LS6 1F 10 10.2 6 Broken into 2 piecesBF-E1-NH-LS7 1G 10 10.2 11.5 Broken into 2 piecesBF-E4-NH-LS5 4E 10 10.2 14 Broken into 2 piecesBF-E4-NH-LS6 4F 10 10.2 6 Broken into 2 piecesBF-E4-NH-LS7 4G 10 10.2 29 Broken into 2 piecesBF-E1-NH-LS9 1I 40 39 9.5 Broken into 2 piecesBF-E1-NH-LS10 1J 40 39 10 Broken into 2 piecesBF-E1-NH-LS11 1K 40 39 17 Broken into 2 piecesBF-E4-NH-LS10 4J 40 39 10 Broken into 2 piecesBF-E4-NH-LS11 4K 40 39 13.5 Not BrokenBF-E4-NH-LS12 4L 40 39 14.5 Broken into 2 piecesBF-E1-NH-LS13 1M RT 68.5 20 Broken into 2 piecesBF-E1-NH-LS14 1N RT 68.5 18 Broken into 2 piecesBF-E1-NH-LS15 1O RT 68.5 13 Broken into 2 piecesBF-E1-NH-LS16 1P RT 68.5 13 Broken into 2 piecesBF-E4-NH-LS2 4B RT 68.5 11 Broken into 2 piecesBF-E4-NH-LS8 4H RT 68.5 19.5 Broken into 2 piecesBF-E4-NH-LS9 4I RT 68.5 27 Broken into 2 piecesBF-E1-NH-LS12 1L RT 68.5 12 Broken into 2 piecesBF-E1-NH-LS8 1H RT 68.5 17 Not BrokenBF-E1-NH-LS1 1A -30 -30 3.5 Broken into 2 piecesBF-E1-NH-LS2 1B -30 -30 5.5 Very Unique Fracture surfaceBF-E1-NH-LS3 1C -30 -30 8.5 Broken into 2 piecesBF-E4-NH-LS1 4A -30 -30 6.5 Broken into 2 piecesBF-E4-NH-LS3 4C -30 -30 4.5 Broken into 2 piecesBF-E4-NH-LS4 4D -30 -30 5 Broken into 2 piecesBF-E1-NH-LS4 1D -30 -30 4 Broken into 2 piecesLongitudinal Notched to the Top (LU)Spec. Descriptor Spec. ID Estimated Temp F Actual Temp Impact Energy (ft lbs) Description <strong>of</strong> SpecimenBF-E4-NH-LU5 4Q 10 10 18 Broken into 2 piecesBF-E4-NH-LU6 4R 10 10 9 Broken into 2 piecesBF-E4-NH-LU7 4S 10 10 17 Broken into 2 piecesBF-E4-NH-LU8 4T 10 10 19 Not BrokenBF-E4-NH-LU9 4U 40 40 30 Not BrokenBF-E4-NH-LU10 4V 40 40 16.5 Not BrokenBF-E4-NH-LU11 4W 40 40 40 Not BrokenBF-E4-NH-LU12 4X 40 40 28 Not BrokenBF-E4-NH-LU13 4Y 68.5 68.5 41 Not BrokenBF-E4-NH-LU14 4Z 68.5 68.5 20.5 Not BrokenBF-E4-NH-LU15 4AA 68.5 68.5 42 Not BrokenBF-E4-NH-LU16 4BB 68.5 68.5 43 Not BrokenBF-E4-NH-LU1 4M -30 -30 12 Not BrokenBF-E4-NH-LU2 4N -30 -30 4.5 Almost BrokenBF-E4-NH-LU3 4O -30 -30 8 Almost BrokenBF-E4-NH-LU4 4P -30 -30 6 Not Broken
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