布風管按照防火性能作比較時間:2022-01-04
布(bu)風(feng)管(guan)(guan)按(an)照防火(huo)性(xing)能(neng)作比較鍍鋅薄(bo)鋼(gang)(gang)板風(feng)管(guan)(guan):不(bu)燃,但其實際的防火(huo)性(xing)能(neng)視保(bao)溫(wen)層而定(ding)。無(wu)機玻(bo)璃(li)鋼(gang)(gang)風(feng)管(guan)(guan):同鍍鋅薄(bo)鋼(gang)(gang)板風(feng)管(guan)(guan)。復合玻(bo)纖板風(feng)管(guan)(guan):外層為鋁箔,以不(bu)燃性(xing)玻(bo)璃(li)纖維棉板為基材,防火(huo)性(xing)能(neng)較好。布(bu)風(feng)管(guan)(guan):布(bu)風(feng)管(guan)(guan)的防...
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布風管按照防火性能作比較