The "80x40" specification denotes a rectangular profile with a width of 80mm and a height of 40mm. These dimensions are governed by , a long-standing regulatory framework that dictates:
The hollow center reduces weight while the rectangular shape offers high rigidity against one-directional loads. truby 80h40 gost
It is commonly used in lightweight frames, agricultural machinery, and decorative architectural elements. Impact on Safety and Industry The "80x40" specification denotes a rectangular profile with