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A743

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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.c9001365
EISBN: 978-1-62708-215-0
...Abstract Abstract An investigation was conducted to determine the cause of numerous cracks and other defects on the surface of a cast ASTM A743 grade CA-15 stainless steel main boiler feed pump impeller. The surface was examined using a stereomicroscope, and macrofractography was conducted...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001082
EISBN: 978-1-62708-214-3
...-affected zone hardness ranged from approximately 78 to 85 HRB. The average tensile strength, based on six specimens from the type 304L casting, was 485 MPa (70.2 ksi), and the 0.2% offset yield strength was 240 MPa (35.0 ksi), which compares to the ASTM A743 CF3 minimum values of 482 and 205 MPa (70...