The higher the casting temperature, the larger the crystal of the keeper.
合金铸造温度越高,晶粒越粗大。
In the liquidus nearby, the grains size becomes coarse with increasing of casting temperature.
在液相线附近,晶粒尺寸随着浇铸温度的降低而逐渐减小并呈球化的趋势。
Cold shots develop from low casting temperature, and dirt spots result from pickup of sand or slag by molten metal.
较低的铸造温度会形成冷疤,熔化金属出现的沙粒或炉渣的累积会导致污点。
The goal of control molten steel casting temperature is to give play to the functions of the hot ladle turn round operation.
钢液浇铸温度的控制主要是发挥红包运转的作用。
The effects of infiltration pressure, casting temperature and preform particles temperature on the preparation process were analyzed.
研究了渗流驱动压力、 铝熔体浇铸温度及模具预热温度对渗流过程的影响;
It was found that the slope length had great influence on microstructure of the ingots at a certain casting temperature and slope Angle.
结果表明:在浇注温度和斜坡角度一定时,斜坡长度对坯料显微组织有显著的影响。
The effects of the macrostructure of tyre steel and continuous-casting temperature on hydrogen flaking and fracture toughness, K_(IQ), have been investigated.
研究了轮箍钢低倍组织和连铸温度对白点敏感性、断裂韧性的影响。
With the increasing of casting temperature, the dendrites grew fast, which could spheroidize and fine partial austenite with worse circularity and bigger size.
浇注温度提高,枝晶臂的长大速度增大,上述物理冶金作用能够部分细化球化奥氏体,但其圆整度较差,尺寸较大。
By cleaning molten steel, controlling casting temperature and withdrawal speed, the compliance ration in ultrasonic inspection of plate was enhanced from 82.5% to 92%.
采取提高钢质纯净度、控制浇注温度和拉速等改进措施,检测合格率由82.5%提高到92%。
Influences of casting temperature, casting speed, length and Angle of inclined cooling plate on the stability of semisolid continuous casting for A356 alloy by inclined cooling were studied.
研究了浇注温度、拉坯速度、倾斜板长度和倾斜角度对倾斜冷却半固态连铸a356铝合金过程稳定性的影响。
However, the hydration degree of binder, as well as the adiabatic temperature rise for high strength concrete, will be obviously decreased due to the increase of initial casting temperature.
但却会明显降低高强度等级混凝土所用胶凝材料的水化程度,使其绝热温升值下降。
In order to accurately calculate casting temperature field, a method of simple variable time step is established which can ensure the precision of casting temperature field and the speed of calculate.
本文中提出了一种较简便确定变时间步长的方法,该方法可以确保温度场的计算精度和计算速度。
The heat transfer and solidification change are analyzed by measuring the temperature change curves of metal mold, casting and pressurized bar in experimental model during local pressurization.
该研究通过试验模型测量局部加压过程中金属型、铸件和加压杆的温度变化曲线,分析了传热与凝固现象。
The investment casting method another advantage is that it can casting various alloy castings, especially the complex of high temperature alloy castings can be casting.
熔模铸造方法的另一优点是,它可以铸造各种合金的复杂的铸件,特别可以铸造高温合金铸件。
By using metal mold casting, we can control mold temperature, infusing temperature, infusing speed to avoid defects of pore, cold partition, shrink and loose.
采用金属型立式浇铸,严格控制铸造工艺参数(模具温度、浇注温度、浇注速度),以避免气孔、缩松、冷隔等缺陷的产生。
It is considered that the temperature fluctuation of meniscus is a key factor for the surface defect formation of continuous casting billets.
据此认为,连铸弯月面温度波动是导致铸坯表面缺陷产生的一个重要原因。
Based on calculated temperature distribution in the casting, the prediction of shrinkage defects can be achieved, which can be used as a tool to optimize the design of foundry technology.
基于温度场分析结果的铸件缩孔缩松预测可以优化铸造工艺设计。
At last, as the example of squeeze casting with large ratio of height to diameter, the temperature field and stress field of high-leg casting were simulated and analyzed.
最后,以高脚杯形挤压铸件作为大高径比挤压铸件的实例,对其挤压铸造过程中的温度场和应力场进行了模拟和分析。
I really can't seem to find an optimum temperature or pour condition that will allow perfect casting.
我真的似乎无法找到一个最适温度,或倾诉的条件,这将使完美的铸造。
Casting and curing of concrete at elevated temperature would decrease its compressive strength.
拌和及养护的温度高,混凝土抗压强度低。
Realization and progression of LTCC depends on two key joints of flow casting and low temperature co-fired ceramic in great degree.
LTCC技术的实现和进步很大程度上依赖于流延和低温共烧陶瓷这两个关键环节。
The molten steel temperature is one of important parameters of continuous casting process.
连铸钢水温度是连铸生产工艺的重要参数之一。
The resin toughness, the casting of the thermal deformation temperature is a good Comprehensive Performance winding resin.
该树脂韧性好,其浇铸体的热变形温度高是一种综合性能良好的缠绕用树脂。
The theoretical analysis and numerical simulation of temperature distribution in electromagnetic casting procedure.
对电磁铸造过程温度场进行了理论推导及数值分析。
Epoxy cast dry-type distribution transformer high-voltage coil sealed by epoxy resin casting, using epoxy resin performance, cracking, high temperature, high mechanical strength, long life.
环氧浇注干式配电变压器高低压线圈都由环氧树脂浇注密封, 所采用的环氧树脂性能好,抗裂, 耐高温,机械强度高,寿命长。
The finite differential method was applied to develop a simulation software for solidification temperature field in continuous casting.
采用有限差分方法,自行开发了连铸过程的凝固温度场模拟软件。
Water flux increases with increasing temperature of the casting solution and the pressure of the filling solution.
随着纺丝液温度的上升和填充液的压力增加,中空纤维膜的水通量上升。
Water flux increases with increasing temperature of the casting solution and the pressure of the filling solution.
随着纺丝液温度的上升和填充液的压力增加,中空纤维膜的水通量上升。
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