In the production, the spinning speed 1300 m/min, draw ratio 3.7 and DF3 exit temperature 190℃ were selected, the fiber with stength at rupture 6.20 cN/dtex and elongation at break 23%±4% was obtained.
在实际生产中，选用纺速1300m/min、拉伸倍率3.7、DF3出口温度190℃左右的生产工艺，可生产出断裂强度为6.20cN/dtex、断裂伸长率为23%±4%的合格产品。
Influence of the range of elastic modulus on the determined elongation at rupture and yield strength ratio of bead wire
弹性模量设定对胎圈钢丝破断伸长率和屈强比测试结果的影响
Finite Element Analysis of Concrete Filled Steel Columns Considering the Variation of Poisson s Ratio and Elastic Modulus; Influence of the range of elastic modulus on the determined elongation at rupture and yield strength ratio of bead wire
考虑泊松比和弹性模量变化的钢管混凝土有限元分析弹性模量设定对胎圈钢丝破断伸长率和屈强比测试结果的影响
The results showed that the aramid cord was an ideal reinforcing material for tire because of its high modulus and rupture strength, low thermal shrinkage and elongation at break;
芳纶纤维具有高模量、高断裂强度、低热收缩率和低断裂伸长率，是轮胎的理想骨架材料；
The specimens were tested on mechanical properties, and the change behaviors of their related strength, elastic modulus, and specific elongation at rupture, as well as their stressstrain curves were obtained. The results can be used to analyze the fire resistance of the prestressed structures.
基于试验结果，探索了高温后预应力钢筋和非预应力钢筋的相关强度、弹性模量、断后伸长率等的变化规律，给出了高温后预应力钢筋及非预应力钢筋的应力应变曲线方程，可用于预应力混凝土结构抗火性能研究。