1-20 of 102 Search Results for

yield strength model

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 Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001763
EISBN: 978-1-62708-241-9
... of 0.3. Typical mechanical properties are given approximately as 585 MPa for yield strength, 655 MPa for ultimate strength, and 328 MPa for fatigue strength [ 10 , 11 ]. Fig. 3 Finite element model of a spline shaft, consisting of 16,096 brick elements and 18,753 nodes To understand...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001781
EISBN: 978-1-62708-241-9
... to construct a finite element model to analyze material performance under failure conditions. In addition, a full scale structural test was conducted to determine failure strength. It was concluded that the club failed not from ground impact but from a force reversal at the bottom of the downswing. Large...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001816
EISBN: 978-1-62708-241-9
... be explained as a reduction in yield stress caused by the banded structure, even though grains are of the ultrafine type. Consequently, the Ashby–Verrall model seems to be an appropriate description of the relations between temperature, yield stress, strain rate, and grain size of the mechanical behavior...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006775
EISBN: 978-1-62708-295-2
... and indicated that a different model had to be created to explain the discrepancy between observed and measured yield strengths. The contradiction between experiment and theory was solved using dislocation models to argue that only local bonds had to be broken to permit successive movement of a dislocation...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003538
EISBN: 978-1-62708-180-1
... rupture of all of the bonds across a plane quickly were determined to be in serious disagreement with experimental observations and indicated that a different model had to be created to explain the discrepancy between observed and measured yield strengths. The contradiction between experiment and theory...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003513
EISBN: 978-1-62708-180-1
.... 1 for a center-cracked panel with the crack size 20% of the panel width W and the applied stress σ 25% of the yield stress σ y . In Fig. 1 , the safety factor on load is OF / OW = 2.5. The FAD as generally used today is, essentially, a graphical model, shown schematically in Fig. 2...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.9781627082952
EISBN: 978-1-62708-295-2
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001852
EISBN: 978-1-62708-241-9
..., metallographic testing, and finite element analysis of an electroformed pure nickel mould under cyclic thermal loads have been investigated. Test samples have been cut and machined from an electroformed mould. Monotonic properties such as modulus of elasticity, yield and ultimate strengths, percentage elongation...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.petrol.c9001137
EISBN: 978-1-62708-228-0
.... Using the appropriate ratio of applied stress to yield strength, Fig. 14 of PD 6493 (presented here as Fig. 3 ) is entered, the corresponding value for the parameter C read off and the tolerable defect parameter, a, determined. This value is corrected for bulging, in the case of longitudinal defects...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003514
EISBN: 978-1-62708-180-1
... variables. It has been found that the COV is relatively insensitive to the mean value. Also, the COV is unitless. The values shown in Table 1 are representative of the COVs of structural parameters. Table 1 Representative coefficient of variation (COV) values Variable COV Yield strength...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001685
EISBN: 978-1-62708-235-8
... U-0.8Ti are provided in Table 1 . Table 1 Typical Properties of Aged Uranium-0.8 wt % Ti Ultimate tensile strength 1500 MPa Yield strength 965 MPa Total elongation 18% Fracture toughness (K IC ) 50 MPa × m 3 2 Hardness (1000-g load) 420 dph Density...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001839
EISBN: 978-1-62708-241-9
... of customer complaint Property Yield strength, MPa Ultimate tensile strength, MPa % Elongation Hardness, HRB During dispatch 400 744 50 95 At the time of customer complaint 413 523 8 100 Specified for annealed condition 345 min 650 min 40 min 96 max It has been reported...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006767
EISBN: 978-1-62708-295-2
... the yield strength of the material. Tresca’s theory states that yield at a point begins when the maximum shear stress equals the shear stress in a tension specimen when it begins to yield. Another common failure model is the von Mises criterion, which is based on a determination of distortion energy...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003516
EISBN: 978-1-62708-180-1
... 100 – 108 10.1016/0022-5096(60)90013-2 23. Gallagher J.P. et al. , “A Generalized Development of Yield Zone Models,” AFFDL-TM-74-28-FBR, Wright Patterson AFB Laboratory , 1974 24. Ten Hoeve H.J. and de Koning A.U. , “Implementation of the Improved Strip Yield...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006774
EISBN: 978-1-62708-295-2
... (arbitrary) value of tensile elongation or reduction in area is required to define whether a (ductile) distortion energy yield criterion or a (brittle) maximum normal stress or maximum shear criterion (perhaps modified by a normal stress term, such as the Coulomb-Mohr model) is used in design. Ductile...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.med.c9001606
EISBN: 978-1-62708-226-6
... and titanium alloy properties were used. The austenitic stainless steel was assigned a yield stress of 250 MPa (36 ksi), a tensile strength of 600 MPa (87 ksi), and an elastic modulus of 210 GPa (30460 ksi). The titanium alloy was assigned a yield stress of 800 MPa (116 ksi), a tensile strength of 900 MPa (131...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001783
EISBN: 978-1-62708-241-9
... slide on one another, the coefficient of friction depends mainly on shear strength, yield strength, and hardness of the materials [ 1 ]. Good toughness and hardness of the tool steel is needed to crimp the nylon caps. However, the aluminum bronze bushing which normally has good wear properties has yield...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.petrol.c9001603
EISBN: 978-1-62708-228-0
...Abstract Abstract The genesis of failure of 6.1 mm thick electric resistance welded API 5L X-46 pipes during pretesting at a pressure equivalent to 90% of specified minimum yield strength was investigated. Cracks were found to initiate on the outer surface of the pipes in the fusion zone...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003530
EISBN: 978-1-62708-180-1
... is used. The other is the Tresca theory based on the maximum shear stress. The Rankine criterion holds that inelastic deformation at a point begins when the maximum normal stress reaches the yield strength of the material. Tresca's theory states that yield at a point begins when the maximum shear stress...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003546
EISBN: 978-1-62708-180-1
... previously. An equation similar to Eq 7 would define the limits of applicability for Eq 13 except that the carbide cohesive strength would replace the cohesive strength of the oxide. This model would apply to coated alloys that form grain-boundary films of M 23 C 6 at elevated temperatures...