Bent profiles are made on TU U 27.3 - 25484714 - 002 - 2004
These specifications extend to the steel bent profiles produced on a universal bending press by way of free are flexible strip preparation.
Profiles are intended for use in the irresponsible metalwork made in the industry and in life. Material of profiles - steel of ordinary quality, carbonaceous qualitative constructional and low - alloyed, and also sheet hire on TU U 14 - 16 - 90 - 92 and TU U 14 - 4 - 404 - 97.
Types of the let - out profiles and range of the sizes of their elements are given in fig. 1 - 6 and in table 1.
profile s - thickness;
b - width of the shelf of ravnopolochny profiles and bigger shelf of neravnopolochny;
b1 - width of the smaller shelf of neravnopolochny profiles;
h - height of a wall of a channel and Z profile;
R - internal radius of a bend.