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Acta Armamentarii ›› 2015, Vol. 36 ›› Issue (11): 2087-2092.doi: 10.3969/j.issn.1000-1093.2015.11.010

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Influence of Coating on Resistance of Fuze Springs

LIU Li-bin, WANG Yu-shi, WEN Quan   

  1. (School of Mechanical Engineering, Nanjing University of Science and Technology, Nanjing 210094, Jiangsu, China)
  • Received:2014-11-08 Revised:2014-11-08 Online:2016-02-02
  • Contact: LIU Li-bin E-mail:liulibin04@126.com

Abstract: In order to reveal the influence of coating on the resistance of fuze springs, the relation among coating material, coating thickness and fuze springs’ resistance is analyzed by theoretical derivation and finite element analysis. The calculated results of two methods are compared and verified by experiment. The results show that the thickness of coating is the main factor influencing the resistance of fuze springs for the same kind of coating material; and the yield strength of coating material is the main factor influencing the resistance of fuze spring for the different kind of coating materials. The conclusion shows that the coating material and its thickness are very important to control the resistance of fuze springs.

Key words: ordnance science and technology, fuze, springs resistance, coating, mechanical analysis, mathematical model, simulation

CLC Number: