On the basis of the numerical analysis, forming laws of the metal in the flange area were induced and derived, and the forming velocity equations of metal in the flange area were obtained.
在数值分析的基础上，归纳推导出法兰区金属的成形规律，得到了法兰区成形速度方程。
In this paper, flange area of sheet metal was the research object, influence curves and data of each stamping parameters to the forming velocity were obtained through the simulations of deep drawing.
本文以板料法兰区为研究对象，通过对拉深成形过程进行仿真得到各冲压参数对成形速度的影响曲线及数据。
Valves can also be furnished with flange bolt holes drilled for through bolting, except in the chest area.
阀门也可以配置法兰螺栓孔，用于贯穿式螺栓，但不能穿过阀腔区域。
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