湛(zhan)江防(fang)(fang)(fang)腐(fu)保溫(wen)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)，湛(zhan)江環(huan)(huan)(huan)氧(yang)(yang)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)防(fang)(fang)(fang)腐(fu)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)工藝流(liu)(liu)(liu)(liu)程(cheng):前處(chu)理~預(yu)熱(re)(re)(re)中(zhong)頻(pin)~鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)上(shang)(shang)線(xian)拋(pao)丸除(chu)(chu)銹(xiu)(xiu)(xiu)~除(chu)(chu)銹(xiu)(xiu)(xiu)后(hou)檢(jian)(jian)(jian)測(ce)(ce)(ce)~加(jia)熱(re)(re)(re)中(zhong)頻(pin)，環(huan)(huan)(huan)氧(yang)(yang)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)噴涂(tu)(tu)(tu)~冷卻(que)~在線(xian)檢(jian)(jian)(jian)測(ce)(ce)(ce)~鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)下(xia)線(xian) 　　一(yi)(yi)、湛(zhan)江環(huan)(huan)(huan)氧(yang)(yang)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)防(fang)(fang)(fang)腐(fu)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)(mian)(mian)(mian)處(chu)理 　　1、基層(ceng)(ceng)(ceng)處(chu)理，使用(yong)有機溶劑除(chu)(chu)去鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)(mian)(mian)(mian)油(you)污(wu)，鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)通(tong)過(guo)傳送帶(dai)傳輸至中(zhong)頻(pin)加(jia)熱(re)(re)(re)裝置，進行(xing)中(zhong)頻(pin)預(yu)熱(re)(re)(re)(預(yu)熱(re)(re)(re)溫(wen)度(du)(du)(du)(du)60℃左右)，去除(chu)(chu)油(you)水濕(shi)氣等(deng)。 　　2、噴砂處(chu)理，用(yong)離心拋(pao)丸機將鋼(gang)(gang)砂高速(su)噴射鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)(mian)(mian)(mian)，銹(xiu)(xiu)(xiu)層(ceng)(ceng)(ceng)，并(bing)(bing)干(gan)凈表面(mian)(mian)(mian)(mian)浮塵。達到Sa2.5級(ji)除(chu)(chu)銹(xiu)(xiu)(xiu)標(biao)準(zhun)，粗(cu)糙度(du)(du)(du)(du)40一(yi)(yi)100拌m。 　　3、除(chu)(chu)銹(xiu)(xiu)(xiu)后(hou)檢(jian)(jian)(jian)測(ce)(ce)(ce)，先目測(ce)(ce)(ce)對(dui)有疵點(dian)的(de)(de)(de)(de)(de)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)進行(xing)修(xiu)整或剔除(chu)(chu)，再按照(zhao)標(biao)準(zhun)規定的(de)(de)(de)(de)(de)檢(jian)(jian)(jian)測(ce)(ce)(ce)頻(pin)率使用(yong)粗(cu)糙度(du)(du)(du)(du)測(ce)(ce)(ce)量儀等(deng)檢(jian)(jian)(jian)測(ce)(ce)(ce)除(chu)(chu)銹(xiu)(xiu)(xiu)等(deng)級(ji)。 　　二、湛(zhan)江環(huan)(huan)(huan)氧(yang)(yang)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)防(fang)(fang)(fang)腐(fu)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)加(jia)熱(re)(re)(re) 　　經(jing)過(guo)表面(mian)(mian)(mian)(mian)除(chu)(chu)銹(xiu)(xiu)(xiu)處(chu)理的(de)(de)(de)(de)(de)螺旋鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)采(cai)用(yong)無污(wu)染的(de)(de)(de)(de)(de)電感應加(jia)熱(re)(re)(re)熱(re)(re)(re)源(鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)通(tong)過(guo)載有交變大電流(liu)(liu)(liu)(liu)的(de)(de)(de)(de)(de)線(xian)圈所形成(cheng)的(de)(de)(de)(de)(de)交變磁場(chang)而(er)產(chan)(chan)生(sheng)渦(wo)流(liu)(liu)(liu)(liu)加(jia)熱(re)(re)(re))均(jun)勻加(jia)熱(re)(re)(re)。加(jia)熱(re)(re)(re)的(de)(de)(de)(de)(de)溫(wen)度(du)(du)(du)(du)可根(gen)據(ju)生(sheng)產(chan)(chan)速(su)度(du)(du)(du)(du)、管(guan)(guan)(guan)(guan)(guan)(guan)(guan)壁(bi)的(de)(de)(de)(de)(de)厚薄以(yi)(yi)(yi)及涂(tu)(tu)(tu)層(ceng)(ceng)(ceng)膠(jiao)化(hua)、固(gu)化(hua)時間進行(xing)調(diao)整，一(yi)(yi)般為230~260℃左右。用(yong)測(ce)(ce)(ce)溫(wen)儀進行(xing)連續測(ce)(ce)(ce)量，以(yi)(yi)(yi)準(zhun)確控(kong)制(zhi)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)(mian)(mian)(mian)溫(wen)度(du)(du)(du)(du)。 　　三、湛(zhan)江環(huan)(huan)(huan)氧(yang)(yang)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)防(fang)(fang)(fang)腐(fu)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)涂(tu)(tu)(tu)裝 　　FBE環(huan)(huan)(huan)氧(yang)(yang)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)先在流(liu)(liu)(liu)(liu)化(hua)床(chuang)內充分流(liu)(liu)(liu)(liu)化(hua)，然(ran)后(hou)通(tong)過(guo)靜電噴槍，使粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)顆粒帶(dai)負電，均(jun)勻地豁附在接地的(de)(de)(de)(de)(de)經(jing)預(yu)熱(re)(re)(re)的(de)(de)(de)(de)(de)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)(mian)(mian)(mian)。對(dui)于少量擴散的(de)(de)(de)(de)(de)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)，可通(tong)過(guo)回收系(xi)統回收，不(bu)會造成(cheng)粉(fen)(fen)(fen)塵污(wu)染。涂(tu)(tu)(tu)層(ceng)(ceng)(ceng)的(de)(de)(de)(de)(de)厚度(du)(du)(du)(du)根(gen)據(ju)要求(qiu)(qiu)，由上(shang)(shang)粉(fen)(fen)(fen)量、生(sheng)產(chan)(chan)速(su)度(du)(du)(du)(du)等(deng)調(diao)節，設計厚度(du)(du)(du)(du)400一(yi)(yi)1200拼m。 　　四、湛(zhan)江環(huan)(huan)(huan)氧(yang)(yang)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)防(fang)(fang)(fang)腐(fu)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)熔化(hua)、流(liu)(liu)(liu)(liu)動、勃合、固(gu)化(hua) 　　赫(he)附在預(yu)熱(re)(re)(re)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)(mian)(mian)(mian)的(de)(de)(de)(de)(de)環(huan)(huan)(huan)氧(yang)(yang)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)受熱(re)(re)(re)熔化(hua)，并(bing)(bing)流(liu)(liu)(liu)(liu)動，進一(yi)(yi)步流(liu)(liu)(liu)(liu)平覆(fu)蓋(gai)整個(ge)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)(mian)(mian)(mian)，特別在鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)(mian)(mian)(mian)的(de)(de)(de)(de)(de)凹(ao)陷處(chu)以(yi)(yi)(yi)及焊道兩側，熔融的(de)(de)(de)(de)(de)涂(tu)(tu)(tu)料流(liu)(liu)(liu)(liu)人填平，使涂(tu)(tu)(tu)層(ceng)(ceng)(ceng)與鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)緊密結(jie)合， 限(xian)度(du)(du)(du)(du)減少空隙。流(liu)(liu)(liu)(liu)平后(hou)的(de)(de)(de)(de)(de)涂(tu)(tu)(tu)層(ceng)(ceng)(ceng)進一(yi)(yi)步膠(jiao)化(hua)、固(gu)化(hua)。根(gen)據(ju)不(bu)同(tong)的(de)(de)(de)(de)(de)生(sheng)產(chan)(chan)速(su)度(du)(du)(du)(du)以(yi)(yi)(yi)及對(dui)膠(jiao)化(hua)、固(gu)化(hua)溫(wen)度(du)(du)(du)(du)、時間的(de)(de)(de)(de)(de)要求(qiu)(qiu)，采(cai)用(yong)不(bu)同(tong)類型(xing)的(de)(de)(de)(de)(de)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)與之相(xiang)對(dui)應。 　　五、湛(zhan)江環(huan)(huan)(huan)氧(yang)(yang)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)防(fang)(fang)(fang)腐(fu)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)涂(tu)(tu)(tu)層(ceng)(ceng)(ceng)冷卻(que) 　　涂(tu)(tu)(tu)層(ceng)(ceng)(ceng)可進行(xing)自然(ran)冷卻(que)，也可以(yi)(yi)(yi)在固(gu)化(hua)后(hou)進行(xing)強(qiang)制(zhi)冷卻(que)(水冷卻(que))以(yi)(yi)(yi)達到加(jia)大生(sheng)產(chan)(chan)速(su)度(du)(du)(du)(du)，節約(yue)生(sheng)產(chan)(chan)場(chang)地的(de)(de)(de)(de)(de)目的(de)(de)(de)(de)(de)。 　　六、湛(zhan)江環(huan)(huan)(huan)氧(yang)(yang)粉(fen)(fen)(fen)末(mo)(mo)(mo)(mo)防(fang)(fang)(fang)腐(fu)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)在線(xian)檢(jian)(jian)(jian)測(ce)(ce)(ce) 　　在防(fang)(fang)(fang)腐(fu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道表面(mian)(mian)(mian)(mian)溫(wen)度(du)(du)(du)(du)降(jiang)至100℃以(yi)(yi)(yi)下(xia)后(hou)，用(yong)火花檢(jian)(jian)(jian)漏(lou)儀對(dui)涂(tu)(tu)(tu)層(ceng)(ceng)(ceng)做(zuo)漏(lou)點(dian)檢(jian)(jian)(jian)測(ce)(ce)(ce)，并(bing)(bing)在漏(lou)點(dian)部位做(zuo)出標(biao)記(ji)，下(xia)線(xian)后(hou)按標(biao)準(zhun)要求(qiu)(qiu)進行(xing)修(xiu)補。