Angle flange Standard. Flat flange: Specify hole pat-tern. If no drawing provided, flange will be blank.
角法兰标准。平板法兰：指定孔模。如果没有提供的图纸，法兰将为空白。
2
Flangeblank factory manager the time produces each kind of flangeblank, each kind of cutting flange.
法兰毛坯厂长期生产各种法兰毛坯，各种切割法兰。
3
The influence of different flange corner radii on the optimized blank contour is analyzed and a remeshing method which can guarantee the original boundary position unchanged is discussed.