The paper introduces multiple symmetrical pull-piece design and application in steel concrete wall supporting formwork by engineering example,compares advantage and disadvantage with traditional pull-bolt and pull-bar.

• 通过工程实例介绍了钢筋混凝土墙体支模中的复式对拉件设计及应用,并与传统的对拉螺栓和对拉条的优缺点进行了对比。