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H-band steels

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.marine.c0046911
EISBN: 978-1-62708-227-3
... along the ferrite bands, possibly because silicon was dissolved in the ferrite and thus made it more susceptible to attack by the molten zinc. To verify this assumption, two T joints were made in 12.5-mm ( 1 2 -in.) thick ASTM A285, grade B, steel plate. One joint was welded using...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001317
EISBN: 978-1-62708-215-0
... ends kept in storage, sensitization occurred in a narrow band a slight distance from the weld joint that joined the dished end to the cylindrical portion of the vessel. In the other dished end, sensitization was extensive, most probably due to exposure at 550 °C (1020 °F) for more than 500 h...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c0048795
EISBN: 978-1-62708-220-4
... surfaces were metallographically examined to be typical for brittle steel fracture and associated with the circumferential weld that joined the flange forging to the first shell section. Featureless facets in the HAZ were observed and were revealed to be the fracture-initiation sites. Pronounced banding...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001671
EISBN: 978-1-62708-234-1
... A. and Brassard T. , “A Metallographic Study of White Layers in Gun Steel,” ARLCB-TR-78012, U.S. Army Benet Weapons Laboratory ( August 1978 ). 3. Rogers H. C. , “Adiabatic Plastic Deformation,” Ann. Rev. Mat. Sci. , Vol. 9 , pp. 283 – 311 ( 1979 ). 10.1146/annurev.ms.09.080179.001435...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0048767
EISBN: 978-1-62708-235-8
... of high hardness were revealed at the edges of the weld metal. It was revealed by chemical analysis of this band that a stainless steel filler metal had been used which produced mixed composition at the weld boundaries. The plating material was revealed to be nickel by chemical analysis. It was concluded...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001755
EISBN: 978-1-62708-241-9
... is a HP location bearing and is fitted at the rear of the nine-stage compressor. It was supposed to operate for at least 5000 h, but failed catastrophically after 1300 h, rendering the engine unserviceable. Unusually high stresses caused by misalignment and uneven axial loading resulted in the generation...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001816
EISBN: 978-1-62708-241-9
... ( p ) are observed The microstructure of the steel shown in Fig. 6 is formed by ferrite and pearlite bands, typical in construction steels which have suffered a peritectic reaction and solidification under non-equilibrium conditions. As the partition coefficient for carbon, alloying elements...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.petrol.c9001603
EISBN: 978-1-62708-228-0
.... : Proc. Int. Conf. Steel for Linepipe and Pipeline Fittings , The Metals Society , London , 1981 , pp. 14 – 21 . 3. Jones B.L. , Gray J.M. , and Stuart H. : Proc. Int. Symp. for Testing and Failure Analysis , 1982 , p. 336 . 4. Williams J.G. , Killmore C.R...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003538
EISBN: 978-1-62708-180-1
... that can cause specimen-scale shear banding is the combination of minimum strain hardening and negative strain rate hardening. A second case in which the central fibrous zone is (apparently) absent has been reported in an HY-100 steel. Both cases are discussed in this article. When edge- or center...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001028
EISBN: 978-1-62708-214-3
..., and stress relieved for 1 h at 870 to 925 °C (1600 to 1700 °F) per MIL-H-6875B. The internal baffle is formed to a 0.254 nun (0.010 in.) fit-up with the endcap, then clamped to the inside of the endcap prior to resistance spot welding in the areas shown in Fig. 1 . The top of the internal vent tube...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006792
EISBN: 978-1-62708-295-2
.... Ganti S. , Turner B. , Kirsch M. , Anthony D. , McCoy B. , Trivedi H. , and Sundar V. , Three-Dimensional (3D) Analysis of White Etching Bands (WEBs) in AISI M50 Bearing Steel Using Automated Serial Sectioning , Mater. Charact. , Vol 138 , 2018 , p 11 – 18 10.1016...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003566
EISBN: 978-1-62708-180-1
... Hammers 0.5–0.6C-0.5–0.9Mn-0.1–0.4Si 0.2–0.3Cr for head mass > 1.8 kg (4 lb) Striking face: 50–58 3 mm below striking face: 46 Normalized steel block Same steel as hammer Six blows to periphery of face GGG-H-86C-1963 Hammers 0.46–0.85C-0.2–0.9Mn-0.1–3Si Double-face hammer: 44–55 Carpenter's...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.bldgs.c0047512
EISBN: 978-1-62708-219-8
... failures During construction of a revolving sky-tower observatory, a 2.4-m (8-ft) diam cylindrical column developed serious circumferential cracks overnight at the 14-m (46-ft) level where two 12-m (40-ft) sections were joined by a girth weld. The winds were reported as varying from 7 to 19 km/h...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.med.c0048400
EISBN: 978-1-62708-226-6
... a tension band fixation containing a cerclage wire, two screws, and washers beneath the screw heads. See also Fig. 2 . Fig. 2 Intercrystalline corrosion of a type 304 stainless steel cerclage wire. (a) Broken cerclage wire. (b) Energy-dispersive x-ray analysis under the scanning electron...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006775
EISBN: 978-1-62708-295-2
... set of circumstances that can cause specimen-scale shear banding is the combination of minimum strain hardening and negative strain-rate hardening. A second case in which the central fibrous zone is (apparently) absent has been reported in an HY-100 steel. Both cases are discussed in this article...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.bldgs.c9001656
EISBN: 978-1-62708-219-8
... and epoxy-coated bar. Chlorides Reinforced concrete Reinforcement bars Zinc coatings Steel reinforcing bar Corrosion fatigue Introduction Procedure and Results Conclusions Acknowledgments References References 1. Roper H. and Hetherington G. , “Fatigue Tests...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.petrol.c9001592
EISBN: 978-1-62708-228-0
... to promote the initiation of fatigue cracks and lead to a decreased resistance to crack propagation. Fig. 7 Bands in the microstructure A high number of inclusions in the steel is extremely detrimental and the use of higher quality steel is preferred. Changes in the fabrication process...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001818
EISBN: 978-1-62708-180-1
... a stream of gas consisting of 55% H 2 S, 39% CO 2 , 5% H 2 , and 1% hydrocarbons at 40 °C (100 °F) and 55 kPa (8 psi). Specifications required the clapper to be made of 13-mm ( 1 2 -in.) thick ASTM A36 steel, stress relieved and cadmium plated. Investigation Fracture occurred at the welded...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.med.c9001664
EISBN: 978-1-62708-226-6
... of Fractographs , American Society for Metals , Metals Park, OH , p. 223 ( 1974 ). 9. Engell-Nielsen S. , “Scanning-Electron Microscope Fractographs” (chart), The Technical Institute, KK-2630 Tastrup, Denmark ( 1975 ). 10. Dobbs H. S. and Scales J. T. , “Fracture and Corrosion...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003507
EISBN: 978-1-62708-180-1
.... (a) 63% reduction. (b) 81% reduction. (c) 94% reduction. 55 mL 35% HCl, 1 to 2 g potassium metabisulfite, 275 mL H 2 O (Beraha's tint reagent No. 2). 500× Depending on the kind and degree of segregation that develops during solidification, some degree of banding carries over to the wrought form...