1) фланец
2) полка, пояс (балки)
- flange of channel toed in/out
- beam flange
- beam flanges out-of-square
- bearing flange
- blank flange
- blind flange
- cast flange
- companion flange
- compression flange
- counter flange
- loose flange
- saddle flange
- slip flange
- slip-on flange
- stop flange
- tension flange
- top flange
- union flange
- welded-on flange
- weld neck flange
- winch drum flange