相变扩散
- 网络diffuse phase transition
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相变扩散焊接中热循环的作用
Effect of Thermal Cycling in Phase-Transformation Diffusion Bonding
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相变扩散连接工艺参数对钛与不锈钢接头强度的影响
Effects of technological parameters of phase transformation diffusion bonding on joint strength of Ti / stainless steel
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探讨了钛/不锈钢相变扩散连接的可行性及合适工艺参数,分析了影响相变扩散连接的主要因素及接头微观形态。
The probability and appropriate process parameters for phase transformation diffusion bonding of titanium to stainless steel are investigated , the main factors affecting the bonding and the microstructure of joint are analyzed .
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Al-Zn-Cu三元系低Cu侧相平衡、相变与扩散的研究
Investigation on Phase Equilibriums , Phase Transformation and Diffusion at Low Cu Side in Al-Zn-Cu Ternary System
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结果表明:FeS2晶粒的生长过程属于相变与扩散的混合机制,符合经时间指数修正的二次方动力学方程,是一个生长速率随时间变化的过程;
Results indicate that phase transformation and diffusion mechanism control the process , which fits the second-order kinetic equation with an exponent 3.215 for time t.
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钛合金与不锈钢的相变超塑性扩散焊工艺
Phase transformation diffusion bonding technology for titanium alloy to stainless steel
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共析钢的相变超塑性扩散连接
Theoretical Model of Transformation Superplastic Diffusion Welding for Eutectoid Steel
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相变-扩散钎焊工艺焊接接头缺陷分析
Analysis of transformation - diffusion brazed joint
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钛合金-不锈钢相变超塑性扩散连接接头分析
Analysis of Super - plasticity Diffusion Bonding Joint with PhaseTransformation for Titanium Alloy and Stainless Steel
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焊缝的微观金相组织分析表明,水下环境的焊缝在铁素体-奥氏体相变时扩散受到限制,铁素体的分布形态与干式环境不同。
Microstructure analysis showed that the ferrite-austenite phase transformation has been restricted in underwater welding weld .
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钛合金/纯镍中间层/不锈钢的相变超塑性扩散焊接研究
An Investigation of Phase Transformation Superplastic Diffusion Bonding of Titanium Alloy / Pure Nickel / Stainless Steel
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结合溶质区的实验结果,证明贝氏体相变系扩散形核。
Combination of the above results just implies that the nucleation mechanism of bainite transformation is diffusional .
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采用恒温恒压扩散焊、相变超塑性扩散焊、冲击加压扩散焊对直接对焊和加纳米镍粉中间层的钛合金-不锈钢焊接接头进行了研究。
Direct diffusion bonding and nickel nano-particles layer diffusion bonding of titanium alloy - stainless steel were investigated by diffusion welding at certain temperature and pressure , diffusion welding under pulsatile pressure and phase transformation super-plastic diffusion welding .
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建议按照J.W.Christian的意见,将多型性转变、块形转变、晶粒长大、再结晶等化学成分不变的相变从扩散型相变中分离出来,单列为界面过程控制类。
According to Christians suggestions , the phase transformation of chemical composition invariant , such as polymorphous transformation , massive transformation , grain growth and recrystallization , should be separated from the diffusion type of phase transformation , and into that of rate - controlled by processes .
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利用金属蒸汽真空弧(MEVVA)源所产生的强束流离子注入铝研究了相变、增强扩散和钇铝合金的形成条件。
Phase transition , enhanced diffusion and Y-Al alloy formation are studied using Y implantation with high current extracted from metal vapor vacuum arc ( MEVVA ) ion source .
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钢与不锈钢的相变超塑扩散连接
A study on transformation superplastic diffusion bonding of carbon steels and stainless steels
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形变带产生的机制为塑性变形,转变带产生的机制主要为再结晶、相变和元素扩散。
Deformation bands are caused by plastic formation , and transformation bands generation mainly come from re-crystallization , phase transition and the diffusion of carbon .
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通过利用真空扩散焊设备,成功地进行了钢与不锈钢相变超塑扩散连接。
Transformation superplastic diffusion bonding ( TSDB ) of A3 steels and stainless steels has been studied by mains of vacuum diffusion bonding equipment , electron mechanical universal material testing machine .
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马氏体相变是无扩散的位移型相变,对于一个给定的材料,由切变产生的表面浮突是马氏体相变的主要特征之一,它对应唯一的切变角。
The martensitic transformation is a diffusionless and displacive transformation , and the surface relief caused by shear , as one of major features of martensitic transformation , corresponds to unique shear angle for a given material .
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贝氏体相变的切变-扩散整合机制
Shear - Diffusion Conformity Mechanism of Bainite Transformation
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平衡与非平衡两类相变的临界联系马氏体相变与扩散
Critical Relations of Equilibrium and Nonequilibrium Phase Transitions
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块状转变与钢中贝氏体相变的亲缘关系&再论贝氏体相变的切变-扩散整合机制
The blood relationship between massive transformation and bainite transformation in steel & Further discussion of the shear-diffusion integrated mechanism of bainite transformation