I-beam
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Uhlaka lwesakhiwo I-beam ASTM hot-rolled carbon steel I-beam
I-I-beam, eyaziwa nangokuthi i-steel beam, iyinsimbi yomugqa enesigaba esimise okwe-I.I-I-beam ihlukaniswe yaba i-hot-rolled I-beam kanye ne-I-beam ekhanyayo.Kuyinsimbi yesigaba enesigaba esimise okwe-I.
