Profil po'lat - bu ma'lum bir kesishma shaklida va o'lchamdagi panjara va o'lchamdagi po'lat shakli va po'latning to'rtta asosiy navlaridan biri (plastinka, naycha, sim). Chetogramma shaklida po'lat parlament oddiy bo'limga bo'lingan po'lat va murakkab bo'limning bo'limi po'lat va murakkab bo'lim bo'limlari po'lat (maxsus shaklda po'lat). The former refers to square steel, round steel, flat steel, angle steel, hexagonal steel, etc., and the latter refers to I-beam, channel steel, rail, window frame steel, curved steel, etc.