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420 (martensitic stainless steel)

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Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001386
EISBN: 978-1-62708-215-0
...Abstract Abstract Two type 420 martensitic stainless steel load cell bodies, which had been installed under two of the four legs of a milk storage tank failed in service. The failure occurred near a change in section and involved fracture of the entire cross section. Examination showed...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001805
EISBN: 978-1-62708-241-9
... corrosion pits delamination brittle cleavage SEM/EDS analysis tensile yield strength 420 (martensitic stainless steel) UNS S42000 AMS 2404E (electroless nickel plating) Background Case Study 1: 420 Stainless Steel Scissor Failure Case Study 2: Electroless Nickel Plating Case Study 3...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006765
EISBN: 978-1-62708-295-2
... depicting (a) excessive and (b) low relief around voids in a braze between an austenitic stainless steel and Monel. The specimen was etched with glyceregia. Fig. 15 Light micrograph showing 6 μm diamond (arrows) abrasive embedded in the surface of a partly prepared specimen of lead Manual...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003532
EISBN: 978-1-62708-180-1
.... Etched with 2% nital/20% sodium metabisulfite Fig. 28 (a) AISI 420 stainless steel mold containing a defect (arrow) observed after polishing the inside diameter surface. (b) Microscopic examination revealed a large silicate inclusion (unetched). Fig. 29 (a) The working face of an AISI...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006811
EISBN: 978-1-62708-329-4
... be. Susceptibility of a given alloy to SCC is dependent on microstructure, heat treatment, stress level, and environment. Austenitic stainless steel grades can be susceptible to chloride SCC, particularly when they are sensitized. Ferritic and martensitic grades can be susceptible to hydrogen embrittlement and can...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006797
EISBN: 978-1-62708-295-2
...) is satisfactory Fig. 10 4140 steel slat track from a military aircraft wing. The track bent because one end did not become fully austenitic during heat treatment, producing a low-strength structure of ferrite and tempered martensite. Fig. 13 Gas-nitrided 4140 steel (27–31 HRC) drive-gear...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003573
EISBN: 978-1-62708-180-1
... was soft after an identical heat treatment and yielded under load (flattened). The microstructure of the acceptable washer was a mixture of austenite and martensite; the structure of the washer that flattened consisted almost entirely of austenite. Previous experience with 17-7 PH stainless steel...
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
... colors on type 304 stainless steel (in air) Color formed Approximate temperature °C °F Pale yellow 290 555 Straw yellow 340 645 Dark yellow 370 700 Brown 390 735 Purple-brown 420 790 Dark purple 450 840 Blue 540 1000 Dark blue 600 1110...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001827
EISBN: 978-1-62708-241-9
... used for disks, and lower temperature blades, vanes, and shrouds. Stainless steels, both austenitic and martensitic, are used for lower-temperature stationary parts and fuel nozzles. A schematic diagram of a gas turbine is given in Fig. 1 . Fig. 1 Schematic of the gas turbine [ 13...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003560
EISBN: 978-1-62708-180-1
... wear modes in martensitic steels. References References 1. Rabinowicz E. , Friction and Wear of Materials , 2nd ed. , John Wiley & Sons, Inc. , 1995 , p 5 – 7 2. Colangelo V.J. and Heiser F.A. , Analysis of Metallurgical Failures , 2nd ed. , John Wiley...
Book Chapter

Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006790
EISBN: 978-1-62708-295-2
...: Impact Wear of Disk Cutters<xref rid="a0006790-fn1" ref-type="fn">[1]</xref>. Example 5: Identification of Abrasive Wear Modes in Martensitic Steels. Gouging abrasion occurs under conditions where abrasive particles indent and move over the wear surfaces under high stress levels. It involves both...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.9781627083294
EISBN: 978-1-62708-329-4
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003563
EISBN: 978-1-62708-180-1
...) Various types Method of testing for rolling contact fatigue of bearing steels Ref 26 (i) Multiple bearing testing apparatus Deep-groove ball bearing design; typically 3000 rpm; four bearings on a single center shaft; maximum contact stress, 2.9 GPa (420 ksi); accelerometers on the outer housing...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006825
EISBN: 978-1-62708-329-4
... tube section at the failure location. Original magnification: 400× Fig. 44 Microstructure showing transgranular cracking in austenitic stainless steel. Original magnification: 100× Fig. 42 Energy-dispersive spectroscopic spectrum of the outer surface near the rupture...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003555
EISBN: 978-1-62708-180-1
... to lower the chloride threshold concentration and stress levels required for cracking. Ferritic stainless steels are usually not considered susceptible to SCC. Stressed martensitic stainless steel grades can crack in chloride environments. Environmental cracking can occur with a wide variety of metals...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006787
EISBN: 978-1-62708-295-2
... (b) 1050 (b) 4 2Cr-1Mo-Si; SA-213, grade T-22 600 (b) 1110 (b) 4 7Cr-Mo 650 1200 5 9Cr-1Mo-V; SA-213, grade T-91 650 (a) 1200 (a) 4 9Cr-Mo 675 1245 5 Stainless steels 201, 202 845 1555 6 301 900 1650 6 302, 304 925 1695 6 309...