In order to study the load of 2050CVC mill at Baosteel during rolling high-strength steels,especially X70、X80 pipe line-steels and container plate the parameters of F1 and F4 such as rolling force,rolling moment and torque magnification were measured and the capacity of rolling mill was assessed.
为了掌握宝钢2050CVC热连轧机在生产高强度板材时的设备现状,特别是在轧制国家急需的X70、X80管线钢、集装箱板等产品时轧机的负荷情况,对该机组F1与F4轧机的主要参数进行了测试,得到了轧机的轧制力、轧制力矩及扭矩放大倍数的实测结果,并对轧机的承载能力进行了评价,为该机组生产计划的制定提供了可靠依据。
The mechanism of surface microcrack formation on container plate in cold bending tests was analysed.
对集装箱板冷弯时表面微裂纹的成因进行分析。
The influence of the modified chitosan on the physical strength and water resistance of OCC handsheet as well as the retention of the OCC stock were investigated.
以天然甲壳素为主要原料,采用特殊工艺合成了改性壳聚糖,在对该水溶性改性壳聚糖理化特性初步表征的基础上,研究了改性壳聚糖对旧箱板纸(OCC)浆手抄片物理强度、填料留着率和抗水性的影响。
The application of green color fixing agent in the liner board has been studied in this article.
对自制高效环保固色剂在箱板纸染色中的应用进行了研究,简要分析了其固色机理,并对使用固色剂前后的效果进行了比较。
The method of locating the water tank sheet on the suspended piercing device was introduced in detail.
对悬挂式冲孔装置提出了采用限位块的安全措施 ,给出了夹具主体的机械加工工艺路线及注意事项 ,介绍了水箱板在悬挂式冲孔装置上的具体定位方法 ,通过更换附件 ,在1套悬挂式冲孔装置上完成多种规格、不同板厚、不同孔位的水箱板块的冲孔工序 ,极大地提高了生产效
<Abstrcat> A practical method of was used to calculate lateral load distribution in the box-slab arch bridge based on the model test and numerical analysis for the transverse distribution of load of slab arch bridge.
通过理论(数值)分析、模型试验,对板拱荷载横向分布情况进行了研究,按照等效原则将箱板拱比拟为板拱,形成箱板拱荷载横向分布实用计算方法。
The bending stiffness of the paperboard with trapezium sandwich is investigated, and the correspondent equations are derived.
以梯形夹层纸箱板为例,研究了纸箱板的弯曲刚度问题,并给出了相关的公式。