输(shu)气(qi)(qi)pvc管(guan)(guan)路(lu)是(shi)由单(dan)根连接管(guan)(guan)逐(zhu)根毗(pi)连按装着的(de)。时(shi)代的(de)集气(qi)(qi)pvc管(guan)(guan)路(lu)和(he)输(shu)气(qi)(qi)pvc管(guan)(guan)路(lu)是(shi)由镀锌(xin)(xin)管(guan)(guan)经电悍毗(pi)连而(er)成。镀锌(xin)(xin)管(guan)(guan)有木有有缝管(guan)(guan)、回(hui)旋(xuan)缝管(guan)(guan)、直缝管(guan)(guan)多重，无缝对接管(guan)(guan)合吃(chi)于外径(jing)为(wei)529豪米(mi)以内(nei)的(de)pvc管(guan)(guan)路(lu),回(hui)旋(xuan)缝管(guan)(guan)和(he)直缝管(guan)(guan)合吃(chi)于大内(nei)径(jing)pvc管(guan)(guan)路(lu)。集输(shu)pvc管(guan)(guan)路(lu)的(de)连接管(guan)(guan)横剖面规划，繁多的(de)为(wei)内(nei)涂膜-镀锌(xin)(xin)管(guan)(guan)-外隔(ge)热(re)层(ceng)(ceng)－隔(ge)热(re)隔(𒊎ge)温(wen)（保(bao)冷）层(ceng)(ceng)；容易的(de)则(ze)一定镀锌(xin)(xin)管(guan)(guan)和(he)外隔(ge)热(re)层(ceng)(ceng)，而(er)表面涂膜及隔(ge)热(re)隔(ge)温(wen)（保(bao)冷）层(ceng)(ceng)均(jun)视输(shu)气(qi)(qi)新工艺后加(jia)一定。