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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.c9001115
EISBN: 978-1-62708-214-3
.... The black substance at the threads is oil. The pin is to the right. ∼0.38×. Fig. 5 Micrograph showing gray-colored deposit. Note large particles and grain-boundary network or film. This structure was observed only in the dark-colored layer at the inside surface of the tubing in Fig. 4 . Unetched...
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
... Mechanical Properties Hardness Background Pertinent Specifications Visual Examination of General Physical Features Chemical Analysis/Identification Testing Procedure and Results Metallography Sections were cut from the keyway at the chipped area and the light-colored area...
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
...Chemical analysis results Table 1 Chemical analysis results Element Composition, % ASTM 193, grade B7 (a) Actual stud material (average) Carbon 0.37–0.49 0.3960 Manganese 0.65–1.10 0.84960 Phosphorus 0.035 (max) 0.0167 Sulfur 0.04 (max) 0.0104 Silicon 0.15...
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
... Fig. 1 Fork assembly from a tricycle agricultural field chemical applicator. Fig. 2 Steering spindle and collar after removal. Fig. 3 Fracture surface on the spindle and the cracked attachment weld. Fig. 4 Fracture surface on the spindle, showing beach marks...
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
...Results of chemical analysis Table 1 Results of chemical analysis Element Composition, % Bolt material AISI E4340 chemical requirement (a) Carbon 0.41 0.38–0.43 Manganese 0.64 0.65–0.85 Phosphorus 0.006 0.025 (max) Sulfur 0.002 0.025 (max) Silicon...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001283
EISBN: 978-1-62708-215-0
...Results of chemical analysis Table 1 Results of chemical analysis Element Composition, % Bar stock L77 specification Copper 3.96–4.09 3.9–5.0 Magnesium 0.36–0.56 0.2–0.8 Silicon 0.62–0.76 0.5–0.9 Manganese 0.52–0.61 0.4–1.2 Titanium + Zirconium 0.017 0.2...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c9001704
EISBN: 978-1-62708-218-1
... Abstract Several type 304 stainless steel fire truck water tanks developed through-wall leaks after being in service for approximately two years. One representative tank underwent a comprehensive laboratory analysis, which included metallographic examinations and chemical analyses...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001772
EISBN: 978-1-62708-241-9
...Chemical composition of base material Table 1 Chemical composition of base material Element Results UNS C87600 Si 4.38 3.5–4.5 Fe 0.06 0.20 max Cu >88.0 88.0 min Mn 0.04 0.25 max Ni <0.01 … Zn 4.72 4.0–7.0 Pb 0.03 0.09 max Sn <0.01...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0091726
EISBN: 978-1-62708-217-4
.... Existing chemical techniques were not capable of accurately quantifying all species present in the N 2 O 4 , especially compounds of nitrogen; however, cooling of the propellants revealed a color difference in N 2 O 4 between the supplies at Bell and Rockwell. The N 2 O 4 at Rockwell, when cooled to −18...
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
..., the spring that failed must have been subjected to an abnormal acid attack in pickling or phosphating. This attack resulted in considerable absorption of hydrogen by the metal. Conclusion The dark band in Fig. 1(b) could have been rust colored only by the chemical action of some aqueous medium...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001066
EISBN: 978-1-62708-214-3
... Chemical Analysis/Identification Material Metallographic Examination Microstructural Analysis Examination of metallographically prepared cross sections of the spool piece revealed microstructures of normalized low-carbon steel—namely, pearlite and ferrite. The cracks were intergranular...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001846
EISBN: 978-1-62708-241-9
...Chemical composition of the main shaft and the sleeve materials Table 1 Chemical composition of the main shaft and the sleeve materials Composition, wt.% C Si Mn P S Cr Mo Cu Al Fe Main shaft 0.40 0.22 0.68 0.011 0.007 0.98 0.16 0.11 Bal 42CrMo 0.38–0.45...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001339
EISBN: 978-1-62708-215-0
...Results of chemical analysis Table 1 Results of chemical analysis Composition, % Material Mg Mn Cr Zn Si Fe Cu Al Pipe 4.59 0.80 0.24 0.11 0.13 0.16 0.05 bal Elbow 4.12 0.75 0.07 0.01 0.06 0.13 ... bal 5083 Specification (a) 4.0–4.9 4.0–4.1...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001188
EISBN: 978-1-62708-235-8
... Abstract A short fracture section of a forged and normalized Ck 35 (DIN 17200) steel slide showed three distinct zones: a dark colored crystalline area, an incipient crack propagating into a far advanced, rubbed fracture surface, and a fine crystalline final break. Metallographic examination...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001836
EISBN: 978-1-62708-241-9
...Chemical composition of the bends (%) Table 1 Chemical composition of the bends (%) C Si Mn P S Al Cr Cu Ni Mo Ca N B AL/N V + Nb + Ti 0.07 0.24 1.43 0.008 0.0030 0.036 0.23 0.016 0.011 0.22 0.003 0.0045 0.0002 8.0 0.10 Parameter details of 16 bends...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006939
EISBN: 978-1-62708-395-9
... and nonphthalate types of plasticizers Types of plasticizers Chemical composition Commercial name Application Phthalates Di- n -butylphthalates (DBP) Palatinol C (BASF Corp.) KLJ-DBP (KLJ Group) Polyvinyl chloride (PVC), rubber, bioplastic, cellulosic polymers Dioctyl phthalate (DOP) Eastman...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001341
EISBN: 978-1-62708-215-0
... material. Lead was identified in this secondary crack. Escaping steam did not blow across this crack. Chemical analysis of the gray-colored oxide revealed chromium enrichment compared to the iron and nickel relative to the base-metal composition. The band of metallic material between the gray-colored oxide...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001062
EISBN: 978-1-62708-214-3
...Chemical composition of materials examined and mold shape Table 1 Chemical composition of materials examined and mold shape Steel Composition, % C Si Mn P S Ni Mo Al N Mold shape (a) , mm A 0.05 0.14 0.80 0.005 0.015 9.53 0.01 0.005 0.005 200 d × 230 h B...
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
... 60.8 0.02 64.6 62.5 61.5 0.025 64.8 55.5 61.7 0.03 64.5 54 61.7 0.035 65 55.3 62.4 0.04 64.8 57.3 62.9 0.045 64.8 59.1 62.4 0.05 64.9 60.3 62.4 Average core hardness 65 64 63 Outer Race (OR) OES chemical analysis of bearing components Table...