Two, rotary tooling, in order to prevent the torsional deformation of tower crane type standard section, between the two supporting plate should be added to the diagonal rod.
翻转式工装，为了防止塔机片式标准节的扭转变形，在两支板之间应加上斜杆。
2
Concrete plates under restrained condition were prepared using special plate molds and specimens drilled in the central position, diagonal position and crisscross position of the concrete plates.
Base on FEM analysis from ANSYS, this paper discusses the design for the junction of pipe and eye plate through an example of junction of them on diagonal pipe of ship-unloader.