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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.c9001352
EISBN: 978-1-62708-215-0
... martensitic stainless steel. Initial examination of the valves showed that failure occurred in a weld at the ball/stem junction end of austenitic stainless steel sleeves that had been welded to the valve stem at both ends. Metallographic examination showed that a crack had been introduced into the weld...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001094
EISBN: 978-1-62708-214-3
... austenitic grain boundaries. Abstract Cadmium-coated type 410 martensitic stainless steel 1 4 -14 self-drilling tapping screws fractured during retorquing tests within a few weeks after installation. The screws were used to assemble structural steel frames for granite panels that formed...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0006448
EISBN: 978-1-62708-217-4
... Abstract Three wing flap hinge bearings were received by the laboratory for analysis. The bearings were fabricated from chromium-plated type 440C martensitic stainless steel. The intergranular fracture pattern seen in the electron fractographs, coupled with the corrosion pits observed...
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
... with Kelling's reagent Fig. 9 Pitting at origin of fatigue crack (fracture face at left).Unetched Fig. 10 Crack extending from pitting (fracture face at left).Unetched Abstract Two type 420 martensitic stainless steel load cell bodies, which had been installed under two of the four...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001372
EISBN: 978-1-62708-215-0
.... Abstract A coupling in a line-shaft vertical turbine pump installed in a dam foundation fractured after a very short time. The coupling material was ASTM A582 416 martensitic stainless steel. Visual, macrofractographic, and scanning electron microscopic examination of the coupling showed that the fracture...
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
...% Ni steel was not available, 13% Cr martensitic stainless steel was recommended as a replacement. Selected Reference Selected Reference • Hydrogen Damage and Embrittlement , Failure Analysis and Prevention , Vol 11 , ASM Handbook , ASM International , 2002 , p 809 – 822 10.31399...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001086
EISBN: 978-1-62708-214-3
.... The sensitized material lost corrosion resistance, became embrittled along the grain boundaries, and finally failed by intergranular cracking. Use of type 410 martensitic stainless steel was recommended. Selected References Selected References • Forms of Corrosion , Failure Analysis and Prevention...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001355
EISBN: 978-1-62708-215-0
... and the fir tree crack marked with an arrow. Abstract A cracked, martensitic stainless steel, low-pressure turbine blade from a 623 MW turbine generator was found to exhibit fatigue cracks during a routine turbine inspection. The blade was cracked at the first notch of the fir tree and the cracks...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001081
EISBN: 978-1-62708-214-3
... aircraft gas turbine engines cracked prematurely in the bolt hole regions. The disks were made of precipitation-hardened AM355 martensitic stainless steel. Experimental and analytical work was performed on specimens from the fifth-stage compressor disk (judged to be the most crack-prone disk...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001084
EISBN: 978-1-62708-214-3
... of the fracture surface in (a). 400×. Abstract Failure analysis was performed on a fractured impeller from a boiler feed pump of a fossil fuel power plant. The impeller was a 12% Cr martensitic stainless steel casting. The failure occurred near the outside diameter of the shroud in the vicinity...
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
... intentionally overloaded in the laboratory Fig. 18 Metallographic image of a typical cable stop. This martensitic microstructure is consistent with type 420 stainless steel (approximately ×1000) Abstract Several surgical tool failures were analyzed to understand why they occur and how...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001358
EISBN: 978-1-62708-215-0
...%) and ferrite, which indicated that they were made using an austenitic filler metal. Energy-dispersive x-ray analysis revealed that the base metal of the vanes was type 403 martensitic stainless steel. Analysis of the weld metal confirmed that the filler metal used was type 309 austenitic stainless steel...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003570
EISBN: 978-1-62708-180-1
... specification is ASTM A-27, grade 70-40; other applicable specifications for carbon steel in turbines and pumps are A-216, grade WCB; A-516, grade 60; and A-283, grades A, B, C, and D. When higher strength is needed, cast martensitic stainless steels are specified. Many machines, especially high-head pumps...
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
... typical of a quenched and tempered type 410 stainless steel and not related to the origin area. In addition, the microstructure appeared to be normal for a quenched and tempered martensitic stainless steel. In general, these observations were made at the fracture origin as well as at locations remote from...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0047566
EISBN: 978-1-62708-235-8
... stainless steel filler metal to form a fillet between the handle and the cover. The structure was found to contain a zone of brittle martensite in the portion of the weld adjacent to the low-carbon steel handle; fracture had occurred in this zone. The brittle martensite layer in the weld was the result...
Image
Published: 01 June 2019
Fig. 12 Tempered martensite microstructure of the PH 13-8 Mo stainless steel and transgranular internal crack from the shrink link cylinder wall (Vilella's etchant, ×1000). More
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0047579
EISBN: 978-1-62708-234-1
... deposits were of type 347 stainless steel, and the flanges were type 304 stainless steel. Metallographic examination of the failed studs revealed that the HAZs contained regions of martensite and that intergranular cracks, which initiated at the stud surfaces during welding, propagated to complete...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001609
EISBN: 978-1-62708-229-7
... in fully martensitic 12% Cr alloy 410 stainless steel ( Fig. 5 ). Fig. 5 Hardness vs. tempering temperature, Alloy 410 tempered for 2 h 17 Postweld heat treatment (PWHT) of alloy 430 at 760 °C (1400 °F) tempers martensite and replenishes Cr to depleted areas surrounding Cr carbide...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.usage.c9001663
EISBN: 978-1-62708-236-5
... of a live round. If a corrosion-resistant material that must meet a toughness requirement is needed, AISI 431 stainless steel probably should be considered. This martensitic stainless steel can be tempered to achieve a wide range of hardness and strength. It contains 0.20 wt % C and is essentially free...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001026
EISBN: 978-1-62708-214-3
... members of the flap assembly were a normal overload type, with no evidence of preexisting flaws. The flap supports were specified to be made from 17-4PH precipitation-hardened martensitic stainless steel castings, heat treated to 40 to 46 HRC, and cadmium plated. The specification required...