產(chan)品特點(dian)：共(gong)板式法蘭風(feng)管(guan)(guan)(guan)又稱無法蘭風(feng)管(guan)(guan)(guan)，其制(zhi)作形(xing)(xing)式比傳統(tong)的矩形(xing)(xing)風(feng)管(guan)(guan)(guan)加(jia)(jia)工(gong)速度更(geng)快捷、更(geng)方便(bian)、更(geng)小(xiao)的漏風(feng)率。其好處是節省材料，減(jian)少(shao)(shao)(shao)工(gong)程投資(zi);漏風(feng)量小(xiao)，降低能耗，節省運行費用(yong)，頗受施(shi)工(gong)企(qi)業歡迎。 共(gong)板法蘭主要由(you)角碼、法蘭夾，及與風(feng)管(guan)(guan)(guan)一體相連(lian)的法蘭連(lian)接(jie)，這種形(xing)(xing)式風(feng)管(guan)(guan)(guan)雖然造價較低(減(jian)少(shao)(shao)(shao)了角鋼(gang)用(yong)量，減(jian)少(shao)(shao)(shao)了制(zhi)作角鋼(gang)法蘭的人(ren)工(gong)用(yong)量)，但(dan)是實(shi)際應用(yong)起(qi)來(lai)不(bu)(bu)如角鋼(gang)法蘭牢固，且必須通(tong)過(guo)機床進行加(jia)(jia)工(gong)，手工(gong)制(zhi)作幾乎不(bu)(bu)能實(shi)現它的制(zhi)作，通(tong)常只(zhi)應用(yong)于(yu)新風(feng)系(xi)統(tong)，空調系(xi)統(tong)等，排(pai)煙系(xi)統(tong)還是經常用(yong)角鋼(gang)法蘭連(lian)接(jie)的風(feng)管(guan)(guan)(guan)。但(dan)是人(ren)防工(gong)程是不(bu)(bu)允(yun)許用(yong)共(gong)板法蘭連(lian)接(jie)。