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 Together with the accountability of undertaking organization Together with the Latest and Innovative firms of the global economic system, often considers the quality and satisfaction it offers