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dynamic fracture toughness

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Published: 01 January 1996
Fig. 23 Effect of grain size on fracture toughness. (a) Dynamic fracture toughness ( K ID ) curves for fully pearlitic steels as a function of temperature for three prior-austenite grain sizes. (b) Fracture toughness as a function of temperature for St 37-3 steel in two grain sizes. Source More
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Published: 01 December 1998
Fig. 51 Effect of grain size on fracture toughness. (a) Dynamic fracture toughness ( K Id ) curves for fully pearlitic steels as a function of temperature for three prior austenite grain sizes. (b) Fracture toughness as a function of temperature for St 37-3 steel (Fe-0.08C-0.45Mn) in two More
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Published: 31 August 2017
Fig. 40 Effect of graphite shape on dynamic fracture toughness ( K Id ) of ferritic grades of various cast irons. These results are generally based on data from the literature, with some approximation where data in the literature is incomplete. Source: Ref 64 More
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Published: 01 January 1996
Fig. 11 Effect of graphite shape on dynamic fracture toughness, ( K Jd ) of ferritic grades of various cast irons. These results are generally based on data from the literature, with some approximation where data in literature is incomplete. Source: Ref 5 More
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Published: 01 January 1996
Fig. 27 Fracture-toughness transition behavior of steel under static and impact loading. The static fracture-toughness transition curve depicts the mode of crack initiation at the crack tip. The dynamic fracture-toughness transition curve depicts the mode of crack propagation. More
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002397
EISBN: 978-1-62708-193-1
... Abstract This article summarizes the metallurgy of carbon and alloy steels, followed by discussions on their major mechanical properties, namely, static fracture toughness, dynamic fracture toughness, fatigue or sustained-load crack growth rates, and fatigue or sustained-load thresholds...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003308
EISBN: 978-1-62708-176-4
...-static strain rates. For example, values for dynamic fracture toughness are lower than those for static toughness ( K Ic ) in the comparison shown in Fig. 1 . Fig. 1 Comparison of static ( K Ic ), dynamic ( K Id ), and dynamic-instrumented ( K Idi ) impact fracture toughness of precracked...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002399
EISBN: 978-1-62708-193-1
...-tip opening displacement (BS 5762) measurements, or dynamic fracture toughness parameters such as K Id or J Id Fracture energy curves and dynamic fracture toughness ( K Id or J Id ) both can be used to evaluate transition temperature behavior, where fracture behavior changes from...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006352
EISBN: 978-1-62708-179-5
... heat treatment ICF induction crucible furnace q heat ux, fatigue notch sensitivity IE intergranular embrittlement Q volume ow rate ISO International Organization for Standardization QC quality control J current QI quality index JId dynamic fracture toughness QSD quick-stop device JH theory Jackson...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002380
EISBN: 978-1-62708-193-1
... is determined from the size criterion: (Eq 6) W − a ≥ 1.25 ( K / σ YD ) 2 where σ YD is a dynamic yield strength. To complete a successful K Ia test, careful attention must be paid to the instruction in E 1221 ( Ref 8 ). Nonlinear Fracture Toughness Testing Linear...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003305
EISBN: 978-1-62708-176-4
... under impact loading in the presence of a notch. Notch toughness is measured by using a variety of specimens such as the Charpy V-notch impact specimen, the dynamic-tear specimen, and plane-strain fracture-toughness specimens under static loading ( K Ic ) and under impact loading ( K Id ). Ductile...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006919
EISBN: 978-1-62708-395-9
... configuration and geometry independence of fracture toughness values for a given material but also to gain information on the dynamic performance of different specimen types in the higher-loading-rate regime. Fig. 26 Schematic of compact-tension specimen. W , width; a , crack length; B , thickness...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003302
EISBN: 978-1-62708-176-4
..., and dynamic fracture toughness, which they speculate could make a difference by a factor of 10 in estimating the wear rates. Although several established techniques, such as split Hopkinson pressure bar and plate-impact experiments, exist to evaluate the properties of materials at high strain rates, none...
Image
Published: 01 January 1996
Fig. 20 Comparison of static ( K Ic ), dynamic ( K Id ), and dynamic-instrumented ( K Idi ) impact fracture toughness of precracked specimens of ASTM A533, grade B, steel, as a function of test temperature. The stress-intensity rate was about 1.098 × 10 4 MPa m · s −1 (10 4 ksi More
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006910
EISBN: 978-1-62708-395-9
... crack arrest employing a static fracture analysis. High Strain Rate The most commonly accepted method of determining the impact fracture toughness of polymeric materials that exhibit a brittle behavior or small scale yielding and negligible influence of dynamic effects is provided by ISO 17281...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0005754
EISBN: 978-1-62708-195-5
... I OSHA Occupational Safety and Health Ad- nitude RP rapid prototyping critical stress-intensity factor ministration rpm revolutions per minute KId dynamic fracture toughness oz ounce RRIM reinforced reaction injection molding KIscc threshold stress intensity for stress- p particulate RT room...
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Published: 01 January 2002
Fig. 16 Comparison of static ( K Ic ), dynamic ( K Id ), and dynamic-instrumented ( K idi ) impact fracture toughness of precracked specimens of ASTM A 533 grade B steel, as a function of test temperature. The stress-intensity rate was about 1.098 × 10 4 MPa m · s −1 (10 4 ksi More
Image
Published: 01 January 2000
Fig. 1 Comparison of static ( K Ic ), dynamic ( K Id ), and dynamic-instrumented ( K Idi ) impact fracture toughness of precracked specimens of ASTM A 533 grade B steel, as a function of test temperature. The stress-intensity rate was about 1.098 × 10 4 MPa m · s −1 (10 4 ksi More
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Published: 15 January 2021
Fig. 12 Comparison of static ( K Ic ), dynamic ( K Id ), and dynamic-instrumented ( K idi ) impact fracture toughness of precracked specimens of ASTM A533 grade B steel as a function of test temperature. The stress-intensity rate was approximately 1.098 × 10 4 MPa m · s −1 (10 4 More
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0005752
EISBN: 978-1-62708-194-8
...-strain fracture toughness n growth exponent Ref reference Kid dynamic fracture toughness n integral number rem remainder Klscc threshold 'stress intensity for N Newton rf, RF radio frequency N fatigue life (number of cycles) RH relative humidity stress-corrosion cracking NASA National Aeronautics...