Influencesoflayerorderonballisticresistanceof double-layeredthinA3steelplates

DengYun-fei; ZhangWei; CaoZong-sheng; YeNan; WangYang

doi:10.11883/1001-1455(2013)03-0263-06

Volume 33 Issue 3

Mar. 2014

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DengYun-fei, ZhangWei, CaoZong-sheng, YeNan, WangYang. Influencesoflayerorderonballisticresistanceof double-layeredthinA3steelplates[J]. Explosion And Shock Waves, 2013, 33(3): 263-269. doi: 10.11883/1001-1455(2013)03-0263-06

Citation:

DengYun-fei, ZhangWei, CaoZong-sheng, YeNan, WangYang. Influencesoflayerorderonballisticresistanceof double-layeredthinA3steelplates[J]. Explosion And Shock Waves, 2013, 33(3): 263-269. doi: 10.11883/1001-1455(2013)03-0263-06

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Influencesoflayerorderonballisticresistanceof double-layeredthinA3steelplates

doi: 10.11883/1001-1455(2013)03-0263-06

1.
HypervelocityImpactResearchCenter,HarbinInstituteofTechnology,Harbin150080,Heilongjiang,China)

Publish Date: 2013-05-25

Abstract

Abstract

Thedouble-layeredthinA3steelplateswerenormallyimpactedbytheogival-,blunt-and hemispherical-nosedprojectileswiththehelpofagasguntoinvestigatetheinfluencesoflayerorder ontheballisticresistanceandfailuremodeofthetargets.Andtheresidualandinitialvelocitiesofthe projectilesweremeasuredandthecorrespondingballisticlimitvelocitieswereobtainedbyleastsquare fittingtheRecht-Ipsonformulatothemeasuredresidualandinitialvelocities.Theexperimentaldata revealthattheeffectsoflayerorderontheballisticresistancearedependentontheprojectilenose shapes.Fortheblunt-andhemispherical-nosedprojectiles,thedouble-layeredplateswithathick frontplateandathinbackplatecangivegreaterresistancethantheoneswiththeoppositelayering order.However,fortheogival-nosedprojectiles,thedouble-layeredplateswithathinfrontplateand athickbackplateexhibitgreaterresistancethantheoneswiththeoppositelayerorder.Theinfluencesoflayerorderontheballisticresistanceresultfromthetransitionofthefailuremodesandthe interferenceforcebetweendifferentconfigurationtargets.
- DengYun-fei,
- ZhangWei,
- CaoZong-sheng,
- YeNan,
- WangYang,