three. Yal?t?m ve Yang?n Güvenli?i: Yang?na dayan?kl? kaplamalar ve ?s? yal?t?m? sa?layan malzemeler tercih edilmelidir.Çelik Yap?, which proceeds on its way Along with the obligation of accomplishing business enterprise While using the Newest and State-of-the-art corporations of the worldwide overall economy, constantly considers the standard an