The paper introduced the working principle of the lead hardening temperature measuring and control system for the steel wire base on the fuzzy suitable PID control.
阐述了基于模糊自适应PID控制的钢丝绳用钢丝铅浴淬火温度测控系统的工作原理。
Using infrared system the apparatus of non-touching at limited-area to monitor the hardening temperature at site is produced for high-frequency induction heat treatment.
利用红外测温原理,研制出高频热处理时的小目标非接触式在线动态监控淬火件温度的装置。
This paper introduces the design of taper bore flame hardening machine, fixtures, nozzles block and the methods to determine hardening temperature and phase balancing time.
介绍了内锥孔火焰淬火机床、工装和喷头的设计以及淬火加热温度和相平衡时间的确定方法。
As the hardening temperature increases, the speed hardening and degree of the adhesive JD increase, the mechanical and adhesion performances of the adhesive systems can be further improved.
而且随着固化温度的提高,胶粘剂体系的固化速度和固化程度还会进一步增加,力学性能、粘结性及耐热性能也会进一步提高。
In the conservation process, the control should be in favor of hardening concrete strength and growth temperature environments.
在养护过程中,应控制混凝土在有利于硬化及强度增长的温度环境中。
Hardening. This is the process of heating to a temperature above the critical range, and cooling rapidly enough through the critical range to appreciably harden the steel.
淬火。这个工艺是把材料加热到临界温度范围之上,然后迅速冷却到临界温度范围以下,使钢材明显变硬。
CONTROLLED COOLING: Process by which steel is cooled from an elevated temperature in a predetermined manner to avoid excessive hardening, cracking or internal damage.
强制冷却:将高温钢材强制冷却到设计温度的工序,可防止钢材硬化过度,破裂或者内部损伤。
B. Maintain rammed earth with minimal moisture loss at relatively constant temperature for period necessary for hydration of cement and hardening of rammed earth.
在相对稳定的温度下,确保夯实墙的最小湿度,以保证水泥的水化和夯实墙的硬化。
CYCLE time: Amount of time product spends in a furnace at specified temperature for the purpose of carburizing or hardening product.
周期:产品在炉中某特定温度下渗碳或硬化所需要的时间。
Temperature deformation and autogenous deformation are the two major forms of deformation of hardening concrete in early age.
温度变形和自生变形是硬化混凝土在初龄期两种最主要的变形。
The rupture mode of the composite at room and elevated temperature depends upon the work-hardening characteristics of the nickel alloy matrix.
复合材料常温和高温的拉伸断裂模式与基体相的形变强化特性有关。
Hardening depth related to the technical parameters and the quenching temperature field is an important target by plasma surface quenching.
硬化层深度是等离子弧表面淬火效果的重要指标之一,而硬化层深度与工艺参数、淬火过程中温度场的变化密切相关。
The lower heat-treating temperature of the case results from the fact that hypereutectoid steels are normally austenitized for hardening just above the lower critical point.
由于恰好高于低临界温度通常使过共析钢奥氏体化而硬化,所以对外层采用较低的热处理温度。
The present paper discusses the effect of baking temperature, baking time and pre-strain on the bake hardenability of ultra low carbon bake hardening steel (ULC-BH steel).
研究分析烘烤温度、烘烤时间、预应变量等烘烤条件对超低碳烘烤硬化钢烘烤硬化性能的影响。
Hardening is the process of heating a piece of steel to a temperature within or above its critical range and then cooling it rapidly.
淬火就是把钢件加热到或超过它的临界温度范围,然后使其快速冷却的过程。
Methods:Samples were dried at room temperature after coating films, followed by freezing, hardening. 4% acetic acid was used to extract metals in treated samples.
方法:试样经涂膜使用温度下干燥、冷冻硬化粉碎,4%乙酸浸泡处理,石墨炉原子吸收测定胶粘剂可溶性钡、镉、铬、铅含量。
AGING: the process of running product through low temperature air draw furnaces for the purpose of relieving stress which was caused in the hardening operation.
时效处理:指让产品通过低温通风炉以释放淬火造成的应力的工艺。
In this model, a new kinematic hardening equation was used; the non-proportionality, the effect of temperature and memorization for the maximum plastic strain amplitude were also considered.
该模型给出了一个新的背应力演化方程,引入了非比例度参量,并且还考虑了最大塑性应变幅值记忆效应和温度效应的影响。
It is found that the steel resistances to fatigue crack growth increase with the rising of the tempering temperature when it is higher than the second hardening peak temperature.
发现高于二次硬比峰温度回火时,此钢的疲劳裂纹扩展阻力随回火温度升高而增加。
With the strain aging temperature increasing, strength and hardness increases, plasticity and toughness decreases, yield ratio has the ascending trend, hardening index decreases.
随着应变时效温度升高,强度和硬度增加,塑性和韧性下降,屈强比呈升高的趋势,形变强化指数降低。
The results show that the range of austenitizing temperature required for bainite hardening and the hardness of bainite ductile cast iron is increased as vanadium is added.
研究结果表明,钒使贝氏体转变所要求的奥氏体化温度范围增大,并使贝氏体球铁的硬度提高。
Temperature field in the laser hardening process was numerically simulated by MSC. Marc software. The calculated results are in good agreement with the experimental results.
采用有限元软件对激光强化过程中的温度场进行数值模拟,数值模拟结果与实验结果符合较好。
The corrosion resistance of 07X16H6 precipitation hardening stainless steel in tempered state was studied using high temperature oxidation, salt-spray test and stress corrosion test.
通过高温抗氧化、盐雾腐蚀和应力腐蚀试验研究了07X16H6沉淀硬化不锈钢在使用状态(回火态)时的耐蚀性能。
This company endeavors to hardening, normalizing, tempering, high and medium temperature quenching, mesh belt furnace quenching, cementing, time effective freezing and high temperature treatment etc.
本公司是一家致力于从事调质、火、火、中温淬火、带炉淬火、碳、效冰冷及其高温热处理的厂家。
Due to the effect of strain hardening, higher amount of cold deformation resulted in superior room temperature strength and inferior torsion ductility.
由于加工硬化效应的影响,随着冷拔变形量的增加,合金丝材的室温强度增加,扭转塑性下降。
The cooling velocity of fast cooling section and over aging temperature have no significant effect on bake hardening property.
快冷段冷速和过时效温度对烘烤硬化性能均无明显影响;
The effects of opening flask temperature and cooling rate on low and high temperature age-hardening alloy casting are tested and studied.
试验研究了开箱温度和冷却速度对低、高温时效型合金时效硬化效果的影响。
High Temperature Hardening, Metal Melting, Annealing, Stress Relieving, Preheating, Special Applications, Tempering.
高温淬火,金属熔化,退火,压力缓解,预热,特殊应用,回火。
High Temperature Hardening, Metal Melting, Annealing, Stress Relieving, Preheating, Special Applications, Tempering.
高温淬火,金属熔化,退火,压力缓解,预热,特殊应用,回火。
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