a - 250, t - 36, R - 18, cm² - 163, kg/m - 128,

a - 20, t - 3, R - 3,5, cm² - 1,12, kg/m - 0,88,

a - 25, t - 3, R - 3,5, cm² - 1,42, kg/m - 1,12,

a - 30, t - 5, R - 5, cm² - 2,78, kg/m - 2,18,

a - 40, t - 4, R - 6, cm² - 3,08, kg/m - 2,42,

a - 45, t - 6, R - 7, cm² - 5,09, kg/m - 4,

a - 50, t - 6, R - 7, cm² - 5,69, kg/m - 4,47,

a - 70, t - 7, R - 9, cm² - 9,4, kg/m - 7,38,

a - 90, t - 8, R - 11, cm² - 13,9, kg/m - 10,9,

a - 100, t - 7, R - 12, cm² - 13,7, kg/m - 10,7,