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shock loading

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Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003303
EISBN: 978-1-62708-176-4
... Fig. 4 Time-distance diagram of a symmetric shock wave impact Fig. 5 Schematic of a soft shock recovery fixture used on a gas/powder launcher assembly Fig. 2 Explosive-driven shock-loading assemblies. (a) Inclined-plate system. (b) Parallel-plate glass system. (c) Plane...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003257
EISBN: 978-1-62708-176-4
... and bend, shear load, shock, and fatigue and creep testings. It describes the design criteria for combined properties derived from each of the mechanical testing. The article concludes with a discussion on the effect of environment on the mechanical properties. References References 1. Cambridge...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003060
EISBN: 978-1-62708-200-6
... Reliability Lifetime Reliability Joints, Attachments, and Interfaces Thermal Shock Considerations Proof Testing CARES/LIFE Figure 7 depicts the ceramic component design/analysis process for engine applications. Thermal, aerodynamic, and mechanical loads for steady-state and transient...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003202
EISBN: 978-1-62708-199-3
...Abstract Abstract All tool steels are heat treated to develop specific combinations of wear resistance, resistance to deformation or breaking under loads, and resistance to softening at elevated temperature. This article describes recommended heat treating practices, such as normalizing...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002391
EISBN: 978-1-62708-193-1
... ) ε m | ε ˙ in | ε ˙ in = creep strain rate, ε ˙ f0 = creep ductility α , m , m c , ε ˙ f0 , ε ^ c = constants, D c = creep damage, D f = fatigue damage 208 Isothermal: decrease in crack closure load da...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003304
EISBN: 978-1-62708-176-4
... Velocity in Shock-Loaded Solids , J. Appl. Phys. , Vol 50 , 1979 , p 5196 – 5201 10.1063/1.326657 52. Espinosa H.D. , Mello M. , and Xu Y. , A Variable Sensitivity Displacement Interferometer with Application to Wave Propagation Experiments , J. Appl. Mech. , Vol 64 , 1997...
Book Chapter

By Loren Godfrey
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001019
EISBN: 978-1-62708-161-0
...; for shock loads and moderately elevated temperature; ASTM A 232 for valve springs Modified chromium vanadium VSQ (d) , ASTM A 878 C 0.60–0.75, Cr 0.35–0.60, V 0.10–0.25 1410–2000 (205–290) … … … … … Heat treated before fabrication; for valve springs and moderately elevated temperatures...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001811
EISBN: 978-1-62708-180-1
... service. Shock Loading Shock loading of a wire rope can cause it to vibrate, producing high-frequency cyclic bending stresses in the rope. Vibration is most severe at the connection end of the rope, and can result in fatigue failure. Example 2: Fatigue Failure of a Steel Wire Rope Resulting...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003295
EISBN: 978-1-62708-176-4
.... , The Dynamic Punching of Metals , J. Inst. Metals , Vol 98 , 1970 , p 215 – 224 19. Hartmann K.-H. , Kunze H.D. , and Meyer L.W. , Metallurgical Effects on Impact Loaded Materials , Shock Wave and High-Strain-Rate Phenomena in Metals , Meyers M.A. and Murr L.E. , Ed...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001809
EISBN: 978-1-62708-180-1
... is low, but axial grooves are easier to make. The above discussion relates to a near steady state of bearing operation. In some instances, a shock load may be imposed on a bearing in which an equilibrium fluid film was established. The value of h cannot decrease instantaneously: Time is required...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003976
EISBN: 978-1-62708-185-6
... and can, in some cases, solve problems involving sticking of the workpiece. Many of the criticisms often leveled against coatings, namely loss of adhesion or flaking due to poor resistance to shock loading, appear not to apply to these coatings. Hence, it is not surprising that increases of die life up...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003294
EISBN: 978-1-62708-176-4
... , 171 – 174 10.1016/S0924-0136(98)00285-4 27. Armstrong R.W. , Zerilli F.J. , Deformation Twinning: From Atomic Modeling to Shock Wave Loading , Advances in Twinning , Minerals, Metals and Materials Society/AIME , 1999 , p 67 – 81 28. Couque H. , On the Use...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005625
EISBN: 978-1-62708-174-0
... to damp out any vibrations generated before the system has to actuate again (i.e., during the dwell time when the cam is not actively controlling the motion of the follower). Returning to RW, capacitive-discharge-type power supplies provide a very difficult shock load for a mechanical system to follow...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005952
EISBN: 978-1-62708-168-9
... sleeves (surface generally finished before treatment) Maintain or increase carbon content of surface for higher resistance to wear and fatigue Resistance to high occasional or shock loading Clean surface after treatment Water-pump shafts When nitrided, 0.0076–0.025 mm (0.0003–0.001 in.) per side...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006354
EISBN: 978-1-62708-192-4
... and antiscuff additives depends on the gear application. Antiwear additives such TCP and ZnDTP might be adequate for high-speed, lightly loaded gears that are not subjected to shock loads, whereas slow-speed, highly loaded gears subjected to shock loads might require antiscuff additives such as those containing...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003296
EISBN: 978-1-62708-176-4
... Characterization of Shock-Loaded B 4 C-Al , Inst. Phys. Conf. Ser. , Vol 102 , 1989 , p 363 – 370 51. Felice C.W. , Gaffney E.S. , and Brown J.A. , Extended Split-Hopkinson Bar Analysis for Attenuating Materials , J. Eng. Mech. , Vol 117 , 1991 , p 1119 – 1135 10.1061/(ASCE)0733...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001815
EISBN: 978-1-62708-180-1
... for a classical failure is shown in Fig. 15 . The origin was at one end of the tooth and not at the midlength. There could have been several reasons for this point of initiation; in this instance, a severe shock load had twisted the parts until a momentary overload was applied at the end of the tooth, causing...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005978
EISBN: 978-1-62708-168-9
... and core hardenability and mechanical properties (i.e., alloy content) are matched with the section size of a given component and any particular application requirements, such as strength, toughness/shock loading, debris contamination, temperature resistance, oxidation resistance, corrosion resistance, etc...