imikhiqizo eyinhloko H BEAM Ngemva kokwethula imikhiqizo yethu ikakhulukazi ipayipi steel, ake ngethule iphrofayili steel. kufaka phakathi inqwaba yeshidi, i-H beam, i-beam, isiteshi sika-U, isiteshi se-C, ibha ye-engeli, ibha eyisicaba, ibha yesikwele kanye nebha eyindilinga. Singakhiqiza i-black H beam kanye nama-galvanized...
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