Connection between post, upper rail shall be mounted by taper pin or welding,the specified method refer to the details followed.
Connection between post, upper rail shall be mounted by taper pin or welding,the specified method refer to the details followed.
立柱与扶手管、横杆间采用销钉固定或焊接固定的方式，具体的连接方式见后面的的详细要求。