The experience was conducted using cooling slope and low superheat processes, effects of pouring temperature and the degree of slope on the billet's structure were researched.
采用激冷斜槽法和低过热法进行浇注料坯的试验,在试验中研究了不同浇注温度和冷却板倾斜角度对所浇注料坯的微观组织的影响。
So when the temperature is way up, and the sweat is pouring down, what do Americans reach for to quench their thirsts?
那么当温度一路飙升,汗如雨下之时,美国人喝什么来浇灭喉中之火呢?
After analysis, the major affecting factor of alloy fluidity and body contraction are compositions, pouring temperature and the inclusions of alloy.
经过分析得出,影响合金流动性和体收缩的主要因素是合金的成分、浇注温度及合金液中含有的夹杂物。
The influence of chemical composition, inoculation process, temperature of molten iron and pouring system on the formation of shrinkage cavity and porosity was described.
叙述化学成分、孕育工艺、铁液温度及浇注系统等因素对薄壁球铁铸件缩孔和缩松形成的影响。
Experimental results show that the chemical composition of molten steel has the decisive effect, whereas inclusions and pouring temperature also has remarkable influence on hot tear formation.
结果表明,在众多的影响因素中,钢水的化学成分对热裂的形成有决定性作用,而夹杂物和浇注温度对热裂的形成也有明显的影响。
The influences of cooling rate of the mould, pouring temperature, nodularity and chemical composition on hardness of roll body were described, and the measures for solve problems were proposed.
对铸型冷却速度、浇注温度、球化率和化学成分对辊身硬度的影响进行了论述,并提出了解决问题的措施。
It is more suitable for the continuous temperature measurement and intellectualized control of melting, transfering, pouring and solidification for forming of hot molten metal.
它适用于高温熔体在熔炼、转运、浇注及凝固成型等过程的温度连续测量及其智能控制。
The results show the relative importance of factors, from most significant to least significant: foam material, metallostatic head, the permeability of the coating, pouring temperature.
试验结果表明,在考虑的工艺因素中,对充型速度的影响由大到小依次为:模样材料、金属静压头、涂料透气性和浇注温度。
The influence of chemical component. centrifugal time and pouring temperature on roll ring quality has been discussed.
文中叙述了化学成分、离心时间、浇注温度对辊套质量的影响。
The collapsibility of the sodium silicate dolomite sand is controlled by the size, wall, pouring temperature, capacity for sand and draw time of the cast.
证明水玻璃白云石砂的溃散性与铸件的大小、壁厚、浇注温度、吃砂量和打箱时间有关。
The effect of te coating and pouring temperature on chilled layer of cast iron are researched.
研究了碲涂料的组成与浇注温度对激冷层的影响。
This also improves the stability of the HIPE and expands the temperature range for pouring and curing this HIPE during subsequent emulsion polymerization.
它还提高了HIPE的稳定性,扩大了在随后的乳状液聚合中倾倒和固化该HIPE的温度范围。
To avoid forming layer defect, rising pouring temperature are using improved coating and selecting low density styrofoam pattern are a great help.
提高金属液浇注温度及改良涂料,选用低密度泡沫塑料作模样材料对避免产生分层缺陷有帮助。
The proper pouring and shell mould temperature have been suggested, so that both satisfied microstructure and excellent mechanical properties of superalloy K423A can be achieved.
力学性能测试表明,在适当的浇注温度和模壳温度条件下,可使K423A合金同时具有合适的微观组织和优良的力学性能。
The melting speed, overheat temperature, pouring temperature and modification in production of high chrome cast iron were studied.
对高铬铸铁的熔炼速度、过热温度、浇注温度及变质处理进行了研究。
The influence of melting rate, super heating temperature, pouring temperature and modification on high chromium cast iron were researched.
对高铬铸铁的熔炼速度、过热温度、浇注温度和变质处理进行了研究。
The A356 aluminum alloy semi-solid slurry by damper cooling tube method was prepared under different pouring temperature conditions, and was compared with ones by cooling slope method.
介绍了阻尼冷却管法制备a 356铝合金半固态浆料工艺的试验装置及其工艺流程,在不同浇注温度下进行了系列试验,并与冷却斜槽法进行了对比分析。
The penetrating casting can be promoted by properly increasing the pressure applied and pouring temperature, but disturbed if pouring temperature and the pressure applied were too high.
适当提高外加压力和浇注温度有助于渗流过程的进行,但过高的浇注温度和压力对渗流过程都是不利的。
By reasonable pouring, mix proportion optimizing, effective temperature control and reasonable curing, the concrete quality of spillway tunnel is guaranteed and no crack found.
通过合理选择浇筑措施、优选配合比、有效的温度控制以及合理的养护,目前,泄洪洞各方面质量均满足要求。且:禾发现裂缝。
Based upon the detection of the pouring temperature, and the mould temperature and speed, the process control for centrifugal pipe casting machines is realized by using a microcomputer.
在检测浇注温度、铸型温度和铸型转速的基础上,用微机实现了对离心铸管机的过程控制。
An empiric calculated formula of mold filling as a function of vacuum rate, pattern density, pouring temperature and metal static head was established through multiple regression.
通过多元线性回归建立了充型速度随真空度、模样密度、浇注温度、金属静压头变化的经验计算公式,并研究了该公式在充型过程数值模拟中的应用。
The higher the pouring temperature and initial mold temperature are, the larger the plastic strain while the smaller the thermal stress is.
浇注温度和砂型初始温度越高,热节处粘塑性应变越大,而热应力越小。
The higher the pouring temperature or the larger the sprue hollow area rate is, the faster the filling velocity of molten aluminum is.
浇注温度越高、直浇道空心面积率越大,铝液充型速度越快。
Temperature stress induced by long pouring section is prevented by pouting concrete in different groups, areas and layers.
对原煤筒仓仓壁混凝土分组、分区域、分层浇注,解决了混凝土浇注区段过长引起的温度应力问题。
It's very important to design the gating system reasonably, to accurately controll the pouring temperature and the ceramic shell temperature.
合理设计浇注系统、严格控制浇注温度及模壳的温度至关重要。
The results showed that the carbon content, pouring temperature and surface active elements have more effect on deformation and structure of the samples.
结果表明:碳含量、浇注温度及表面活性元素对试样的变形及组织均有较大影响。
The results indicate, the main factor for grain refinement is cooling intensity, its polar odds is 57.946 and reliability is 99%. The next facts are preservation time and pouring temperature.
研究结果表明,冷却强度是晶粒细化的最主要因素,极差为57.946,可信度达到99%,其次是保温时间与浇注温度。
By use of orthogonal test design, how the injection speed, pouring temperature and mold temperature effects the casting shrinkage porosity forming is studied.
然后,本文通过正交试验的方法研究了压射速度、浇注温度和模具预热温度对铸件缩松缩孔缺陷的影响。
In this paper the effects of pouring temperature, mold temperature, inoculants, and section size on the microstructure and mechanical properties of casting nickel-base superalloy K24 were studied.
本文研究了浇铸温度、铸型温度、孕育剂和截面尺寸对K 24镍基铸造高温合金的组织和性能的影响。
In this paper the effects of pouring temperature, mold temperature, inoculants, and section size on the microstructure and mechanical properties of casting nickel-base superalloy K24 were studied.
本文研究了浇铸温度、铸型温度、孕育剂和截面尺寸对K 24镍基铸造高温合金的组织和性能的影响。
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