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Young's modulus

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Published: 01 January 2002
; and N, normal. HS CF and HM CF, (high-strength and high-modulus carbon fibers); ε f , fracture strain; and E , Young's modulus. 1, abrasive of larger size; 2, nonabrasive filler/solid lubricant/abrasive filler in nanometer size/long fibers or fabric; 3, short fibers. Source: Ref 2 More
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
... , 4 ] Properties D2 tool steel A2 tool steel Young’s modulus 210,000 MPa (30,450 ksi) 190,000 MPa (27,600 ksi) Poisson’s ratio 0.27–0.30 0.27–0.30 Density 0.2830 lb/in 3 0.2790 lb/in 3 Hardness 43-63 HRC 50 HRC Compressive yield strength 1,650 MPa (239,000 psi...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001114
EISBN: 978-1-62708-214-3
... is the Young's modulus (20 × 10 5 kPa, or 30 × 10 6 psi). The value of K Ic obtained using the above relationship is approximately 37 MPa m (34 ksi in. ). This conservative estimate of K Ic is reasonable for this type of material. To estimate the stress at the time of failure...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.9781627081801
EISBN: 978-1-62708-180-1
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001388
EISBN: 978-1-62708-215-0
... relationship ( Ref 2 ): (Eq 1) S = 9.4 ( 1 − ν 2 ) ( Δ K / E ) 2 where S is striation spacing, and ν is Poisson's ratio Δ K is stress-intensity factor range, and E is Young's modulus. The stress amplitude applied to the bolts was estimated using Eq 1 and 2...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001835
EISBN: 978-1-62708-241-9
... 14.8% 12.56% ≥9% Shrinkage 62.57% 60.07% ≥48% Young’s modulus, GPa 206.5 211.5 ≥205 Hardness Test Based on GB/T 230.1-2009, the hardness tests of both failure and standard bolts material are carried out with the 500MRA sclerometer. The hardness test results are given in Table...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001605
EISBN: 978-1-62708-217-4
... is the fracture resistance at crack initiation, E is Young's modulus, and d * is the proportionality constant. By inserting the average SZW values into this equation, bell “V1” shows a J i value of 28 N mm/mm 2 , and bell “V2” shows a J i value of 23 N mm/mm 2 . On the other hand, a relationship exists...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001788
EISBN: 978-1-62708-241-9
... temperature-dependent Young’s modulus values are use as inputs. These are taken from Engineeringtoolbox [ 12 ] and Wang [ 13 ] for Al-6063 and H13 steel, respectively. Material Temperature, °C 300 420 540 H13 200 GPa 162 GPa 145 GPa Al-6063 60 GPa 52 GPa 48 GPa Fig. 5 Flow...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001790
EISBN: 978-1-62708-241-9
... intensity can be made directly, using the relationship of Bates and Clark: [ 3 – 5 ] (Eq 1) Δ K ss = E δ ss 6 where E is Young’s modulus, and δ ss is the striation spacing. For the case of 4340 steel in the quenched and tempered condition, substantial fatigue crack growth data...
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
... application of load; fracture strength is the average true stress at fracture caused by a relatively slow, continuously increasing application of load. The flow strength and fracture strength of a material are temperature dependent, as is the elastic modulus (Young’s modulus, bulk modulus, or shear modulus...
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
... of load; fracture strength is the average true stress at fracture caused by a relatively slow, continuously increasing application of load. The flow strength and fracture strength of a material are temperature dependent, as is the elastic modulus (Young's modulus, bulk modulus, or shear modulus...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003572
EISBN: 978-1-62708-180-1
... with respect to sliding direction: AP, antiparallel; P, parallel; and N, normal. HS CF and HM CF, (high-strength and high-modulus carbon fibers); ε f , fracture strain; and E , Young's modulus. 1, abrasive of larger size; 2, nonabrasive filler/solid lubricant/abrasive filler in nanometer size/long fibers...
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
... component of total J -integral J , is: (Eq 5) J e = K I 2 E ⋅ ( 1 − ν 2 ) where E is Young's modulus and ν is Poisson's ratio. The current version of the R6 FAD ( Ref 3 , 12 , 13 ) expresses K r as a ratio of the linear elastic stress-intensity factor...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001515
EISBN: 978-1-62708-229-7
... can be estimated by: (Eq 4) K I = { v   E ( 2 π ) 1 2 } / { 4 ( 1 − ν 2 ) R 1 2 } where 2v is the displacement of the crack at a distance R from the crack tip, ν is Poisson's ratio, and E is the Young's modulus of elasticity...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001707
EISBN: 978-1-62708-217-4
..., collimator 2 mm in diameter. As the X-ray elastic constant E/(1 + ν), where E is Young's modulus and ν is Poisson's ratio, was not available for the PH 13-8 Mo material, the value of E/(1 + ν) = 26100 ksi (180000 MPa) for the similar 17-4 PH material was selected ( Ref. 5 ). The circumferential 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
... in the cycle, E is Young's modulus, σ c is the oxide cohesive strength, a 0 is the atomic spacing, and L is the grain size of the alloy. Equation 6 represents a plasticity-based Griffith equation. It is interesting to note that the model described previously is more likely to apply to coarse...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001851
EISBN: 978-1-62708-241-9
... E is the Young’s modulus of the shaft. Disc Modeling Figure 5 shows the spinning flexible disk with a constant angular speed, Ω. This disk undergoes an infinitesimal rigid body motion as well as an elastic deformation. The local reference frame, R 2 ( x 2 y 2 z 2 ), is located...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006761
EISBN: 978-1-62708-295-2
..., but are not limited to: Elastic deformation properties, that is, the modulus of elasticity (Young’s modulus) and Poisson’s ratio (in some instances). Proportional limit Yield strength and ultimate tensile strength Ductility properties, such as elongation and reduction in area Strain-hardening...
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
... failure of thicker coatings can be understood by comparing the Young's modulus of the coating to that of the substrate material. It is postulated that as the difference in Young's modulus increases, thicker coatings resist following the elastically deformed profile of the substrate (under the contact...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001797
EISBN: 978-1-62708-241-9
... c cos 2 φ ∫ 0 R b + h ∫ EI L ξ E ′ I ξ d ξ + 1 s h GA + tan 2 φ A E ′ d x where G = E 2 1 − v is the shear modulus, E ′ = E 1 − v 1 + v 1 − 2 v , and I the quadratic...