fire rated door 30 x 78,fire door sizes,size of fire door frame

Yong’inga qarshi eshikning ilgaklari yonmaydi, portlamaydi, suvga chidamli, kimyoviy moddalarga chidamli, toksik bo’lmagan va yaxshi mexanik kuchga ega. Yong’in eshigining menteşasi yuqori yong’inga chidamliligiga ega. Simulyatsiya qilingan yonish testida u maksimal harorat 800 darajaga yetganda deformatsiyalanmaydi va yaxshi yong’inga chidamliligi va olovga chidamliligiga ega.

fire rated door 30 x 78,fire door sizes,size of fire door frame-ZTFIRE Door- Fire Door,Fireproof Door,Fire rated Door,Fire Resistant Door,Steel Door,Metal Door,Exit Door

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