3. 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 carries on on its way With all the duty of carrying out enterprise With all the Latest and Innovative organizations of the global economic system, often considers the quality and satisfaction it offers to its prosp