工字鋼是一種經(jīng)濟(jì)型斷面鋼材,具有以下特點(diǎn):
翼緣寬,側(cè)向剛度高,抗彎能力強(qiáng)。
翼緣兩表面相互平行,連接、加工、安裝簡便。
成本低,精度高,殘余應(yīng)力小,無需昂貴的焊接材料和焊縫檢測。
工字鋼產(chǎn)品應(yīng)用:
工字鋼廣泛地應(yīng)用于建筑或其他金屬結(jié)構(gòu)。工字型鋼不論是普通型還是輕型的,由于截面尺寸均相對較高、較窄,故對截面兩個(gè)主軸的慣性矩相差較大,故僅能直接用于在其腹板平面內(nèi)受彎的構(gòu)件或?qū)⑵浣M成格構(gòu)式受力構(gòu)件。
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