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notch sensitivity

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Published: 01 January 2002
Fig. 4 Notch sensitivity versus notch radius for various metals. Approximate values (note shaded band). Not verified for deep notches thickness/radius. Source: Ref 9 More
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Published: 01 January 2003
Fig. 6 Variation of notch sensitivity index with notch radius for steels tested in bending or axial fatigue loading. t , thickness. Source: Ref 38 More
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Published: 01 January 1996
Fig. 40 Notch sensitivity versus notch radius as a function of hardness for steels. More
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Published: 01 January 1996
Fig. 26 Effect of notch size on fatigue notch sensitivity of steels as a function of hardness (HB) More
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Published: 01 January 1996
Fig. 18 Relation between tensile strength and notch sensitivity index (η). Source: Ref 8 More
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Published: 01 January 1996
Fig. 9 The calculated notch sensitivity for a material with long, brittle reinforcements that may fracture as the crack extends More
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Published: 01 January 2001
Fig. 1 Notch sensitivity. Effects of hole diameter on the tensile strength of metals, CFCCs ( Ref 2 , 3 ), and polymer-matrix composites (PMCs) ( Ref 4 , 5 ). The data are presented on the basis of the net-section strength, σ N , normalized by the respective unnotched tensile strength, σ 0 More
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Published: 01 January 2001
Fig. 28 Idealized limit cases for failure. (a) Notch-sensitive. (b) Notch-insensitive More
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006344
EISBN: 978-1-62708-179-5
... provides information on the classification of gray irons based on ASTM International specification A48/A48M. It discusses the loading effect, surface effect, notch sensitivity, and environmental effect on the mechanical properties of gray iron. The chemical composition ranges of some of the more widely...
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Published: 01 December 2008
Fig. 15 Notched and unnotched fatigue properties of an annealed ductile iron with tensile strength of 454 MPa (65.8 ksi). Endurance ratio is 0.41, and notch sensitivity ratio is 1.67. Dimensions given in inches. Source: Ref 23 More
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Published: 31 August 2017
Fig. 17 Notched and unnotched fatigue properties of an annealed ductile iron with tensile strength of 454 MPa (65.8 ksi). Endurance ratio is 0.41, and notch sensitivity ratio is 1.67. Dimensions given in inches. Source: Ref 24 More
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Published: 01 January 1997
Fig. 11 Notched bar upset testpieces for IN718 showing the workability sensitivity to deformation temperature. Source: Ref 13 More
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006339
EISBN: 978-1-62708-179-5
... toughness is strongly dependent on microstructure (and thus, the grade of ADI). Fatigue When subjected to surface treatments such as rolling, peening, or machining after heat treatment, the fatigue strength of ADI is increased significantly. Austempered ductile iron is moderately notch sensitive...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003288
EISBN: 978-1-62708-176-4
.... Notched specimens are discussed later in this article. Specimens with round cross sections have threaded ends, except those used at very high temperatures or those of materials that are difficult to machine or display high sensitivity to notches. Specimens with shouldered ends (no threads...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002418
EISBN: 978-1-62708-193-1
... nominally brittle materials notch sensitivity strengthening tensile strength toughening toughness models IN MATERIALS that do not develop macroscopic inelastic strain prior to failure, stress concentrations arise at strain intensification sites. The design procedure for such materials requires...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002396
EISBN: 978-1-62708-193-1
... strengthening Thermomechanical processing Selective service processing Fatigue resistance is evaluated in terms of: Cyclic stability Resistance to crack initiation and propagation Notch sensitivity General Trends in Cyclic Behavior In this section, the spectrum of properties...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003400
EISBN: 978-1-62708-195-5
... on hydrostatic stress. Some trends in the degree of damage tolerance, as manifested in the notch sensitivity of strength, are highlighted in Fig. 1 , based on Ref 2 , 3 , 4 , and 5 . Results are presented for the net-section tensile strength, σ N , of open-hole specimens for typical metals, CFCCs...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006317
EISBN: 978-1-62708-179-5
... fatigue strength than ferritic CGI. Table 3 also presents the fatigue strength reduction factor (FSRF), defined as the ratio of the unnotched fatigue strength to the notched fatigue strength. Fatigue and notch-sensitivity data in rotating-bending fatigue Table 3 Fatigue and notch-sensitivity data...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002398
EISBN: 978-1-62708-193-1
... to 0.50 for smooth bars. The data given in Table 1 indicate that this endurance ratio is largely independent of strength, although the endurance ratio tends to decrease at higher tensile strengths. Fatigue notch sensitivity of several cast and wrought steels (<italic>R</italic>=−1) Table 1...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003261
EISBN: 978-1-62708-176-4
... in area are dependent on specimen geometry and deformation behavior, and they should not be taken as true material properties. However, reduction in area is the most structure-sensitive ductility parameter, and as such, it is useful in detecting quality changes in the material. Notch Tensile Test...