1-20 of 100 Search Results for

temper colors

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006818
EISBN: 978-1-62708-329-4
.... While this work is underway, the analyst continues macroscopic examination of the fracture features by opening tight cracks (when present). Because quench cracking is a very common cause of failures, the fracture surfaces should always be checked for temper color. Scale on a crack wall would indicate...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001814
EISBN: 978-1-62708-180-1
.... While this work is underway, the analyst continues macroscopic examination of the fracture features by opening tight cracks (when present). Because quench cracking is a very common cause of failures, the fracture surfaces should always be checked for temper color. Scale on a crack wall would indicate...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006804
EISBN: 978-1-62708-329-4
.../asm.hb.v11.a0001816 9. “ Heat Tint (Temper) Colours on Stainless Steel Surfaces Heated in Air ,” British Stainless Steel Association , https://www.bssa.org.uk/topics.php?article=140 10. Temper Colors for Steels , Heat Treating of Irons and Steels , Vol 4D , ASM Handbook , ASM...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001039
EISBN: 978-1-62708-214-3
... to the land surface. These areas show some blue coloring from tempering. Fig. 8 Microstructure of the collar showing pearlite in a ferrite. matrix. Nital etch, 100×. Fig. 9 Microstructure of the spindle, showing tempered martensite with some ferrite. Nital etch, 100×. Fig. 10...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0048147
EISBN: 978-1-62708-234-1
... Abstract The power-type counterbalance spring, formed from hardened-and-tempered carbon steel strip and subsequently subjected to phosphating treatment, fractured at the two locations during fatigue testing. A rust colored dark band at the inside edge of the fracture surface was disclosed...
Image
Published: 01 December 1992
Fig. 7 Typical normalized and tempered microstuccture of tubing, consisting of light-colored nickel ferrite with dark-etching carbides. Nital etch. 500×. More
Image
Published: 01 December 1992
Fig. 7 Fracture surface of the attachment fillet, showing large areas parallel to the land surface. These areas show some blue coloring from tempering. More
Image
Published: 01 December 1992
Fig. 4 Surface structure along a longitudinal axis of specimen 2. The dark matrix is tempered martensite; the light-colored grainboundary network is cementite. Nital etch. 200×. More
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001036
EISBN: 978-1-62708-214-3
... it is at ambient temperature. In a collision, an incandescent helical filament distends and may or may not break. A filament at ambient temperature will, if it breaks at all, break into pieces without prior plastic deformation. Temper colors are formed when tungsten oxidizes at a temperature from approximately...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001381
EISBN: 978-1-62708-215-0
.... 3 Macrograph of mating fracture surfaces Fig. 4 Closeup view of a pore in a matrix of tempered martensite. 378× Fig. 5 SEM micrographs showing segregation of inclusions along edge where failure probably initiated. (a) Back scattered electron image. (b) Secondary electron image...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0009222
EISBN: 978-1-62708-180-1
..., thumbnail cracks, bald-head fracture, and fatigue cracks) identify some sources. Temper color or scale can point other origins. Sometimes, electron microscope fractography can pinpoint the origin of a crack. And fracture grain size can be compared with standards. Determine the soundness or extent...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001371
EISBN: 978-1-62708-215-0
... fallen out. As-polished. 17.75×. (b) Higher-magnification view of the fracture surface, showing cracking along prior-austenite grain boundaries in an area of interlath attack (top, darker etching) adjacent to unattacked tempered martensite. Etched in Vilella's reagent. 142× Fig. 1 Macro view...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001102
EISBN: 978-1-62708-214-3
... graph of fracture surface coating. Fig. 4 Stud 3 and companion nut. Note the light-colored fracture aces. 1.5×. Fig. 5 Enlargement of bottom section in Fig. 2 , showing crack network. 4.0×. Fig. 8 Backscattered SEM micrograph of a polished metallographic specimen, showing...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001369
EISBN: 978-1-62708-215-0
... of the keyway. Light-colored metal buildup is outlined by magnetic ink. Fig. 5 Dendritic structure of weld buildup. Etched with Kalling's reagent. 95× Fig. 6 Interface of weld buildup and base metal. Weld is on left (white, unetched), martensite on right (black and white, acicular). A crack...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0047297
EISBN: 978-1-62708-235-8
... Abstract Door-closer cylinder castings manufactured of class 30 gray iron were breaking during machining. The manufacturing source reported that a random sampling of castings from this lot had hardnesses from 180 to 210 HRB. Based on the color of the components, heat treatment of these castings...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001121
EISBN: 978-1-62708-214-3
... at approximately 45° to the hole axis. The crack exhibited a fine-grained, flat-faced surface (area a). Light temper discoloration was observed on the surface of this crack, indicating that cracking occurred after quenching and before tempering. The appearance of the color indicated that the oxidation process took...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001131
EISBN: 978-1-62708-214-3
... seam present in the raw material. Machining operations removed the original surface oxide from two of the four surfaces of the hot-rolled bars. Oxide remained on two opposite surfaces and was similar in thickness and color to that found on the fracture surface. The presence of the oxide in the fracture...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003520
EISBN: 978-1-62708-180-1
... visual examination of the failure area and adjacent areas to determine, photograph, and/or schematically record: (a) origin of failure; (b) presence of stress concentrators; (c) presence of temper color or scale on fracture faces; (d) orientation and magnitude of stresses; (e) failure mode and mechanism...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001754
EISBN: 978-1-62708-241-9
... components Fig. 3 Witness marks (red arrow) on the beveled gear teeth indicating hard contact on one side (Color figure online) Fig. 4 Close-up view of the bearing outer race. Note the slight lipcurling on the raceway shoulder (red arrow) (Color figure online) Fig. 5...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001037
EISBN: 978-1-62708-214-3
... pearlite with MnS inclusions (light gray). 2% nital etch. 200×. Fig. 4 Surface structure along a longitudinal axis of specimen 2. The dark matrix is tempered martensite; the light-colored grainboundary network is cementite. Nital etch. 200×. Fig. 5 Macrograph of sample 2 taken along...