Acta Metallurgica Sinica (English Letters) ›› 1989, Vol. 2 ›› Issue (5): 387-389.

• Research paper • Previous Articles    

X-RAY ANALYSIS OF WORK-HARDENING PROCESS FOR POLYCRYSTALLINE α-BRASS DURING UNIAXIAL TENSILE TESTS

TENG Feng'en WANG Yuming Institute of Materials Science,Jilin University,Changchun,China Associate Professor,Institute of Materials Science,Jilin University,Changchun 130021,China   

  • Received:1989-10-25 Revised:1989-10-25 Online:1989-10-25 Published:2009-10-10

Abstract: X-ray diffraction Fourier profile analysis has been performed for polycrystalline α-brass plate with 31.55 wt-% Zn after a series of uniaxial tensile tests with different strain rates. Dislocation density p and configuration parameter M may be presented as a function of ap- plied stress σ_a.A mechanism of alternative long-range and short-range strain hardening has been proposed.

Key words: α-brass, work-hardening, X-ray diffraction