Handbook Fractography (1998) WW Part 7 doc

... Vol 7, 1 976 , p 1 477 -1480 66. E.A. Almond, J.T. King, and J.D. Embury, Interpretation of SEM Fracture Surface Det ail Using a Sectioning Technique, Metallography, Vol 3, 1 970 , p 379 -382 67. ... Vol 7, 1 976 , p 1 477 -1480 66. E.A. Almond, J.T. King, and J.D. Embury, Interpretation of SEM Fracture Surface Detail Using a Sectioning Technique, Metallography, Vol 3, 1 970 , p...

Ngày tải lên: 11/08/2014, 04:21

... cleavage (right). TEM replica, 5000× (J.M. Morris, U.S. Department of Transportation) Figure 211 is a polished and etched cross section of a partially flame-hardened crane gear of AISI 1045 steel ... h1e" alt="" Fatigue fracture of 90-mm (3.6-in.) diam medium-carbon steel axle housing (2 17 to 229 HB). The part was subjected to unidirectional bending stresses normal for the applicatio...

Ngày tải lên: 11/08/2014, 04:21

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Ngày tải lên: 11/08/2014, 04:21

... International. Handbook Committee. TA459.M43 1 978 669 78 -14934 ISBN 0- 871 70-0 07- 7 (v. 1) SAN 204 -75 86 Printed in the United States of America History of Fractography Introduction Fractography ... Mitt Hlg, 18 87, p 67; 1888, p 37; 1889. p 9; see also G.C. Hennings, Adolf Marten, Handbook of Testing of Materials, Part I, John Wiley & Sons, 1899, p 103, 105 His...

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... 2 73 2 37 0.50 22 0.25 17 65 4 44 4 27 1 18 0.50 4.5 16 8 24 8 18 2 14 1 1.1 4 10 20 10 16 2.5 12 1.2 0 .70 2.6 15 14 15 12 3 .7 10 1.9 0.31 1.1 20 10 20 9 5 8 2.5 0. 17 0.65 30 7 30 6.5 7. 5 ... 1968, p 363- 371 47. A.S. Argon, J. Im, and R. Safoglu, Metall. Trans. A, Vol 6A, 1 975 , p 825-8 37 48. M.F. Ashby, C. Gandhi, and D.M.R. Taplin, Acta Metall., Vol 27, 1 979 , p...

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... shear-lip zone (Ref 64, 65, 66, 67, 68, 69, 70 , 71 ). The nature and size of these zones can be altered by heat treatment, tensile size, and test temperature. Figure 27 shows two examples of this ... 40 0 19 70 2 8 5 169 0 24 5 10 39 2 3 1 5 60 0 17 30 2 5 1 155 0 22 5 10 43 3 4 5 5 85 0 14 10 2 0 4 131 0 19 0 12.5 47 4 5 1 0 95 0 12 50 1 8 1 1 17...

Ngày tải lên: 11/08/2014, 04:21

... temperatures and then grow to a detectable size at lower temperatures (Ref 470 , 471 , 472 , 473 , 474 , 475 , 476 , 477 , 478 , 479 ). Cracking may occur during cooling to room temperature or a short time ... antimony (Ref 273 ). Lead and bismuth also degrade the hot workability of brass (Ref 273 ). The hot workability of steels is degraded by sulfur (Ref 274 , 275 , 276 , 277 , 278 , 27...

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... regular than in Fig. 70 5; again, there are suggestions of partly formed dimples. See also Fig. 70 7, 70 8, and 70 9. Fig. 70 4: 4.5×. Fig. 70 5 and 70 6: 6500× Brittle fracture due to severe carburization ... cycled from 154.4 to 77 2 MPa (22.4 to 112 ksi) at 1000 cycles/min, and fracture occurred after 570 0 cycles. Figures 70 5 and 70 6 are TEM p-c replicas of two areas at...

Ngày tải lên: 11/08/2014, 04:21

... 895, 896, and 8 97, are of fracture surfaces produced in specimens of high-purity copper (99.999% Cu) by creep testing to rupture at temperatures ranging from 425 to 642 °C (79 7 to 1188 °F) and ... and 7 MPa (1 ksi) attaining a steady-state strain rate of 2.0 × 10 -6 /min and fracturing in 129 h, 24 min, displays one region with a fine texture of dimples (at α). Extreme plastic flow, p...

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... "b." ~0.4× Fig. 1 077 Portion of a broken aircraft landing-gear actuator beam of Al alloy 70 79-T6, showing stress- corrosion fractures (at arrow). 0. 17 Fig. 1061 A portion of ... aluminum alloy 71 75-T736 forging. The aircraft main landing gear component failed during a structural fatigue test. Cracking initiated at a dross inclusion at the surface of the part. Fig. 10...

Ngày tải lên: 11/08/2014, 04:21