The result shows that the RE make CCT curve move towards right and hardness of steel increases at same rate of cooling.
结果表明:稀土使钢的过冷奥氏体转变曲线右移,在同样冷却速度下,加稀土钢的硬度增加。
TEMPER : Process of re-heating hardened steel to a temperature below critical temperature followed by a desired rate of cooling;
回火:将已经淬硬的钢材再加热到低于临界点以下的某一温度,保温一定时间然后根据要求冷却到一定温度的工艺;
The operation consists of reheating quench-hardened steel to some temperature below the critical range followed by any rate of cooling.
回火作业包括将淬硬钢重新加热到低于临界范围的某一温度然后以任意速率冷却。
The cooling water network of a plant was analyzed with the two methods, and the minimal flow rate of cooling water was determined under different circumstances.
用这两种方法对某装置的冷却水网络进行了分析,确定了不同情况下的冷却水的最小流率。
Results Of four factors, the qualities of purified water and steam were the most important, then the flow rate of purified water and flow rate of cooling water.
结果影响多效蒸馏器产水质量的因素,按重要性大小依次为进料水质量、蒸气质量、进料水流量、冷却水流量。
The quenching operation is the most critical part of the heat treatment since too slow a rate of cooling might give rise to either soft spots or quenching cracks.
自太慢地冷却的比率也可能引起软的地点或淬熄裂缝之后,淬熄操作是热处理的最紧要关头的部份。
According to the temperature and rate of cooling, microstructure forecast is carried out, computer simulation of quenching microstructure of T8 steel is accomplished.
根据试样任意一点的温度和冷却速度对该点的组织进行预测,实现了T8钢淬火组织的计算机模拟。
Because of the higher rate of cooling in the region of the shoe or mould, different stresses and structures of the metal occur in this region than in the remainder of the workpiece.
由于较高的冷却区域的鞋或模具,不同的强调和结构的金属发生在这一地区比其余的工件。
It is the key approach to reduce exergy loss to reduce the air leakage rate of sinter strand and cooler, to set desirable flow rate of cooling gas and sinter thickness in the cooler.
降低损最主要的因素是:减少烧结机和冷却机的漏风率以及设置适宜的冷却废气流量和冷却机内料层厚度。
The water-cooled supercomputer will require about 10 liters of water for cooling, and a pump ensures a flow rate of roughly 30 liters per minute.
水冷的超级计算机需要用大约10升水来冷却,因此需要一个水泵来保证大约每分钟30升的流量。
Simulating different solidification cooling rate with step-metal mould and sand mould, the effect of solidification cooling rate on microstructure and properties of high boron steel were studied.
利用阶梯型腔金属模和砂型模拟不同的冷却速度,研究了冷却速度对高硼钢凝固组织和性能的影响。
The RTP temperature, the RTP time, the cooling rate, the ambient and the dopant atoms influenced the density and distribution of point defects in wafers, and then affected oxygen precipitates.
快速热处理温度、时间、降温速度、退火气氛、掺杂原子等都对硅片中点缺陷的形成及分布产生影响,进而影响氧沉淀的形成。
The results show that, increasing cooling rate, pre-deformation and grain refinement are useful for spreading of the non-equilibrium microstructure around the primary grains.
结果表明:增加冷却速率、预变形处理和晶粒细化有利于初始凝固组织中存在的非平衡组织的分散细化。
Then using this method, influence of gas wall material, gas wall thickness and flow rate of coolant on regenerative cooling of thrust chamber was investigated. The results were satisfactory.
然后使用这种方法研究了气壁材料、气壁厚度和冷却液流量对推力室再生冷却的影响,获得了比较满意的结果。
Results show that with the increase of cooling rate or decrease of measurement temperature, both the yield stress and yield time increase, but the yield strain decreases.
发现在相同测量方式下,随降温速率的增大或测量温度的降低,屈服应力增大、屈服时间变长、屈服应变减小。
The transformed ferrite volume fraction increases and grain size decreases with the increase of cooling rate.
随着冷却速率的增加,铁素体体积分数减少,晶粒尺寸变细。
The quantitative relationship between secondary dendrite arm spacing and solidification cooling rate of AZ91 was obtained by regressive analysis.
用数学回归的方法得到了AZ91镁合金的凝固冷却速度与二次枝晶间距的定量关系式。
The influences of cooling rate after the forge on the heating temperature and time of apheroidized annealing of steel T10 was studied.
研究了锻造后的冷却速度对T10钢等用球化退火加热温度和保温时间的影响。
The more the increase of cooling rate or pre-deformation, the more the secondary dendrite arms are easy to coarsen.
冷却速率越大或预变形处理以后的试样在熔化过程中更容易发生二次枝晶臂之间的合并。
It includes the effect of manganese content, solution treatment temperature and cooling rate on the non equilibrium segregation of manganese and condition of segregation formation.
研究了锰的质量分数、固溶处理温度和淬火冷却速度对锰不平衡偏聚的影响和不形成锰偏聚的条件。
The factors influencing precipitating type of carbon atom in cast irons include: alloys factors, cooling rate and nucleus conditions of the melt.
影响铸铁碳原子析出形式的因素有:合金因素、冷却速度及熔液的核心状况。
The metastable zone was measured by laser method and the effects of cooling rate and agitation speed were investigated experimentally.
采用激光法测定了甘氨酸的结晶介稳区,并分别考察了降温速率和搅拌速率对其介稳性质的影响;
The transformation rule of diameter of droplets between cooling rate and undercooling can be analyzed in drop tube.
对落管中冷却速率和过冷度随液滴直径的变化规律进行了分析。
The effect of cooling rate and undercooling temperature on the rate and amount of dehydrogenation was studied by magnetic balance simulation method.
用磁秤模拟方法研究了冷却速度和过冷温度对镍铬钢排氢速度和排氢量的影响。
Parameters effecting on dry fractionation of lard are crystallization temperature, cooling rate, crystal growing time, agitation rate, separating manner.
影响猪油干法分提参数有:结晶温度、冷却速率、养晶时间、搅拌速率及分离方式。
Parameters effecting on dry fractionation of lard are crystallization temperature, cooling rate, crystal growing time, agitation rate, separating manner.
影响猪油干法分提参数有:结晶温度、冷却速率、养晶时间、搅拌速率及分离方式。
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