共搜索到7685条信息,每页显示10条信息,共769页。用时:0小时0分1秒483毫秒
HIP diffusion bonding of P/M titanium alloy Ti-6Al-4V and stainless steel 1Cr18Ni9Ti LANG Ze-bao(郎泽保), WANG Liang(王亮), ZHANG Xu-hu(张绪虎) Aerospace Research Institute of Materials and Processing...: The HIP diffusion bonding of P/M titanium alloy Ti-6Al-4V and stainless steel 1Cr18Ni9Ti using pure Ni as intermediate layer was studied. Bonding joint with complex bonding interface was obtained......
......
......
joint were studied via scanning electron microscopy(SEM) and energy dispersive spectrometry(EDS). Diffusion bonding of Ti6Al4V to Cu-10Sn bronze was investigated at different holding time. Four obvious.... Key words: Ti6Al4V; Cu-10Sn bronze; diffusion bonding  ......
of diffusion layers were observed at the interface and the thicknesses of diffusion layers have increased with aging time as a result of the diffusion bonding. The interfaces were composed of 3-ply diffusion...]. It is crucial to improve the bonding strength of Cu/Al bar clad material by controlling the interface properties with post heat treatment. The aim of this work is to investigate the effect of diffusion layers......
......
Article ID: 1003-6326(2005)06-1253-05 Superplasticity and diffusion bonding of magnesium alloy ZK60 YU Yan-dong(于彦东)1, 2, JIANG Hai-yan(蒋海燕)2, LI Qiang(李 强)2, ZAI Chun-quan(翟春泉)2.... Diffusion bonding tests were carried out on the Gleeble-1500 testing machine and the specimens were successfully diffusion bonded at the superplastic temperature. The maximum specific strength is 0.82......
is D=1.64×10-20 cm2/s at 200 ℃[15]. This diffusion is faster than that of Au in Cu because the Cu atom is smaller than the Au atom. It was found from some ultrasonic wire bonding investigations that temperature rise at the bonding interface was 80-300 ℃[16]. According to the Fick’s diffusion law, the thermal interdiffusion distance can be obtained from the following equation: X2=Dt, where t......
......
materials bonding can be evaluated by ultrasonic method. Key words: non-destructive evaluation; ultrasonic testing; diffusion bonding; dissimilar material CLC number: TG115 Document code: A 1 INTRODUCTION Diffusion bonding is playing a very important role in precision welding, special materials joining, dissimilar materials joining and so on. It becomes an indispensable assembly......