Rolling technology for rising the elongation of low carbon micro-alloy plate;
提高低碳微合金化中板延伸率的轧制工艺措施
Effect of geometric factors of tensile specimen on elongation;
拉伸试件几何因素对延伸率影响的研究
A study on the bonding strength and the elongation of stainless steel/aluminum complex sheet;
不锈钢复铝板结合强度和延伸率的实验研究
A new pass designing method on the basis of elongation rate was given and an example is also presented.
作者阐述了一种沿机架分配钢管变形量的新方法———基于延伸率的分配方法,并给出了设计实例。
Big ferrites and hot rolling texture are left behind in particle structures, Which leads the anisotropy of mechanics, so the tensile strength and elongation rate reduce.
含有粗大的铁素体晶粒和残留的热轧织构，引起力学性能的各向异性，导致了抗拉强度和延伸率的降低。
The results show that there is change in the elongation rate and corresponding nuclear interaction parameters when span knee region.
结果表明，当跨越膝区时延伸率及相应的核作用参数发生变化。
The research for control strategy about extensibility in 1220 Skin Pass Mill in Baosteel;
宝钢1220平整机延伸率控制策略的研究
When the melt temperature increases from 720 ℃ to 900 ℃,the eutectic silicon transforms from large plate to short rod or small point,and the tensile strength and extensibility increase 6.
33%、延伸率提高了10。
It is concluded that the results of seismic disaster prediction to the same RC frame structure building by using three resistance indexes of yield strength coefficient, extensibility and elastic-plastic displacement angle respectively are.
对单体多层RC框架房屋震害预测的步骤进行了简述,总结了在震害预测中常用的几种抗力指标,并结合一个算例进行了对比分析,得出了屈服强度系数、延伸率、弹塑性位移角三个抗力指标对同一RC框架房屋震害预测结果基本相同的结论。
and associating the resistance law with the relation of the ratio of the percentage spread and the specific elongation,we deduced a new lateral spread mathematic model,and analysed cold rolling of wire rod to strip,put forward lateral spread mathematic model which apply to cold rolling of wire rod to strip,and carried on the experiment to testify.
考虑了高向压下体积、纵横阻力比、工具形状系数及摩擦系数等因素的影响,根据工具形状系数和宽展率/延伸率的关系,结合最小阻力定律,推导了一个新的宽展数学模型,并对盘条冷轧成带条进行了分析,提出了适用于盘条冷轧成带条的宽展的计算公式,并进行了实验验证。
The result sh ows a large number of sulfides inclusion ,which are asymmetrical distributed, ar e mostly responsible for the incompetent specific elongation of Q235 steel plate .
对Q235钢板延伸率不合格现象进行夹杂物和显微组织分析。
The results show that a large number of inclusions, especially the asymmetrical distributed sulfides are mostly responsible for the incompetent specific elongation of Q235B plate in the normal mechanical properties inspection.
通过利用金相显微镜检测夹杂物级别,利用XL-30扫描电镜能谱仪对试样断口形貌、夹杂物分布及微区成分进行分析,认为Q235B钢板在正常力学性能检验中延伸率不合格主要是由于夹杂物较多,特别是硫化物较多且分布不均造成的,生产过程中应减少夹杂偏析和内部颈缩形成。
the mechanical property stability has been greatly improved, percentage elongation has been enhanced.
本文介绍了本钢热轧厂技术改造后优化焊瓶钢生产工艺,使其机能稳定性、延伸率有大幅度提高、屈强比明显下降。
The results show that under the condition of thermal cycle tension test at 20 ～ 350℃, the tensile elongation percentage of the Zn-Al cast alloy can exceed 100 percent, and the alloy exhibits transformation superplasticity clearly.
研究结果表明 ,在温度为 2 0～ 35 0℃循环条件下进行拉伸时 ,铸态Zn Al合金的延伸率能超过 10 0 % ,呈现相变超塑性特征。
After detecting the properties,as the content of Bi increased,the strength of alloy didn t change obviously,and the elongation percentage decreased and hardness promoted.
通过力学性能的检测和切削性能的测定,表明随着铋含量的增加,合金的强度没有显著变化,延伸率降低,硬度增加,切削性能得到改善。
the tensile strength is 29kN/m; the extensibility of the joint and the abrasive belt is reaching unanimity,which is 4.5%;
接头延伸率与涂附磨具本身趋于一致 ,延伸率为 4 5 %。
Study on the Elongation of W-Ni-Fe Heavy Tungsten Alloys;
W-Ni-Fe高密度合金的延伸率研究
REASON ANALYSIS ON INCOMPETENT ELONGATION OF LOW-ALLOY MEDIUM PLATE
低合金中厚板延伸率不合的原因分析
Technology for Controlling Elongation on 1 500 mm Cold Rolled Skin Pass Mill in Angang
鞍钢1500mm冷轧平整机组延伸率控制技术
Elongation automation system of double stands skin miller
双机架平整机延伸率自动化控制系统
Elongation Control Technique of Temper Mill for 1500mm Cold Rolling
1500mm冷轧平整机的延伸率控制技术
Study on Improving the Elongation of SPCC Cold Rolled Plate
提高SPCC冷轧板断后延伸率的研究
Both flange and web exhibited satisfactory elongation characteristics (i.e. 28%).
翼缘和腹板都有令人满意的延伸率（即28％）。
Elongation control technique for baosteel 1550mm CAL temper mill
宝钢1550连续退火机组平整机延伸率控制技术
Elongation Stability Control of Strip by Skin-pass Mill in CAL
冷轧连续退火带钢平整延伸率稳定性控制
Tension and Elongation Control of 1450mm Tension Formation Leveler System
1450mm平整拉矫机组系统张力及延伸率控制
Features: High strength， high modulus， low extensibility， good anti-fatigue and anti-tearing performance． resistant to high-temp erature track， delaying and decreasing crack reflection.
特点：高强度、模量，低延伸率、疲劳开裂，耐高温车辙，延缓减少反射裂缝。
The precipitation of minorα phase which has little effect on its shape memory effect can enhance its elongation.
少量α相的析出不影响记忆效应,可使延伸率得以提高。
The output parameters of the model are three mechanical properties namely ultimate tensile strength (UTS), yield strength (YS) and elongation (ELO).
模型的输出为三个力学性能指标,即抗拉强度、屈服强度和延伸率。
The change of breaking strength and elongation of the fabrics before and after metallization was evaluated by strip method according to GB/T 3923.1-1997.
采用条样法测定织物镀金属前后的断裂强力和断裂延伸率。
Innovational Design and Emulation Study in Composite Control of Elongation and Shape of Strip for 2H Temper Rolling Mill;
延伸率和板形综合控制二辊式平整机改造设计和仿真研究
Auto-set Technology of Elongation and Tension about Hot-galvanizing Skin Mill
热镀锌平整机延伸率与张力自动控制技术的研究
Study on Elongation of Zein Films with Compound Plasticizer by Response Surface Methodology
响应面法优化复合塑化剂玉米醇溶蛋白膜延伸率的研究