產(chan)品特點(dian)：角(jiao)(jiao)鐵(tie)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)有法(fa)蘭(lan)連(lian)(lian)接和(he)無(wu)法(fa)蘭(lan)連(lian)(lian)接兩種(zhong)的(de)。角(jiao)(jiao)鐵(tie)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)就是(shi)鍍鋅鋼板(ban)(ban)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)的(de)法(fa)蘭(lan)用角(jiao)(jiao)鐵(tie)制作的(de)，是(shi)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)連(lian)(lian)接的(de)一種(zhong)。一般大角(jiao)(jiao)鐵(tie)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)，小(xiao)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)無(wu)法(fa)蘭(lan)。角(jiao)(jiao)鐵(tie)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)又稱(cheng)無(wu)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)，其制作形式比傳統(tong)(tong)(tong)的(de)矩形風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)加工(gong)速(su)度更快捷(jie)。 角(jiao)(jiao)鐵(tie)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)是(shi)薄鋼板(ban)(ban)法(fa)蘭(lan)連(lian)(lian)接的(de)一種(zhong)，角(jiao)(jiao)鐵(tie)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)適用于中、高壓通(tong)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)、空調系(xi)統(tong)(tong)(tong)。角(jiao)(jiao)鐵(tie)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)是(shi)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)制作、安(an)(an)裝(zhuang)角(jiao)(jiao)鐵(tie)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)的(de)傳統(tong)(tong)(tong)連(lian)(lian)接方(fang)式，長期以來角(jiao)(jiao)鐵(tie)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)被多數工(gong)程(cheng)所(suo)采用.角(jiao)(jiao)鐵(tie)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)使用范圍很廣。但角(jiao)(jiao)鐵(tie)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)的(de)加工(gong)和(he)安(an)(an)裝(zhuang)工(gong)序復雜，角(jiao)(jiao)鐵(tie)法(fa)蘭(lan)風(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)管(guan)(guan)要(yao)由4根角(jiao)(jiao)鋼焊接而成(cheng)，再放在沖(chong)床上沖(chong)鉚(liu)釘孔和(he)螺栓孔