5Cm厚巖棉3mm鐵皮保溫板罐體施工隊管道(dao)保(bao)(bao)(bao)溫(wen)(wen)(wen)施工(gong)(gong)均按設計的(de)(de)材(cai)(cai)質及保(bao)(bao)(bao)溫(wen)(wen)(wen)厚(hou)(hou)度(du)(du)進行。管道(dao)保(bao)(bao)(bao)溫(wen)(wen)(wen)先鋪(pu)(pu)裝(zhuang)保(bao)(bao)(bao)溫(wen)(wen)(wen)管殼本工(gong)(gong)程蒸汽管道(dao)保(bao)(bao)(bao)溫(wen)(wen)(wen)采(cai)(cai)用(yong)硅酸(suan)鋁(lv)纖維(wei)制品(pin)，然后(hou)用(yong)鍍(du)鋅(xin)鐵絲將(jiang)管殼綁扎(zha)(zha)牢固(gu)，每層材(cai)(cai)料都(dou)用(yong)鍍(du)鋅(xin)鐵絲綁扎(zha)(zha)，每塊保(bao)(bao)(bao)溫(wen)(wen)(wen)材(cai)(cai)料不(bu)能(neng)低于兩道(dao)雙股鐵絲，保(bao)(bao)(bao)溫(wen)(wen)(wen)材(cai)(cai)料鋪(pu)(pu)裝(zhuang)時要錯縫壓縫。主保(bao)(bao)(bao)溫(wen)(wen)(wen)層鋪(pu)(pu)裝(zhuang)完成(cheng)后(hou)進行外護(hu)層的(de)(de)施工(gong)(gong)，外護(hu)層采(cai)(cai)用(yong)金屬(shu)外護(hu)，本工(gong)(gong)程采(cai)(cai)用(yong)厚(hou)(hou)度(du)(du)為0.5mm的(de)(de)鋁(lv)合(he)金板。罐體保(bao)(bao)(bao)溫(wen)(wen)(wen)施工(gong)(gong)：罐體保(bao)(bao)(bao)溫(wen)(wen)(wen)工(gong)(gong)程層厚(hou)(hou)度(du)(du)層使用(yong)50-150mm的(de)(de)大型擺(bai)錘工(gong)(gong)藝(yi)巖棉、玻璃棉、硅酸(suan)鋁(lv)、復合(he)硅酸(suan)鹽等保(bao)(bao)(bao)溫(wen)(wen)(wen)材(cai)(cai)料，特(te)殊(shu)要求分兩層錯縫固(gu)定。外護(hu)層使用(yong)厚(hou)(hou)度(du)(du)為0.3-0.6mm的(de)(de)鍍(du)鋅(xin)鐵皮(pi)、鋁(lv)皮(pi)、彩鋼板通過保(bao)(bao)(bao)溫(wen)(wen)(wen)的(de)(de)凹凸槽式壓邊機(ji)壓邊成(cheng)型和防滑式機(ji)成(cheng)筒進行銜接(jie)順水流方(fang)向，寬度(du)(du)適宜，接(jie)口平整，均勻(yun)的(de)(de)包(bao)裹。抹(mo)面防護(hu)層不(bu)能(neng)有疏松和冷態下的(de)(de)干縮裂(lie)痕（裂(lie)痕除外）。
 固定(ding)件的(de)檢查(cha)應符合下列的(de)規定(ding)
 保(bao)溫釘(ding)焊接(jie)牢固，布置(zhi)符合本(ben)的規定；
 保溫支(zhi)持(chi)圈(quan)的間距符(fu)合(he)本及相(xiang)關設計圖(tu)紙(zhi)的規定；
 所有保溫層的支承件不外露;
 承(cheng)受(shou)負壓(ya)的(de)(de)設備外(wai)加大圈外(wai)保(bao)溫(wen)層(ceng)厚度應符合本規定。保(bao)溫(wen)工(gong)程行業對鐵皮保(bao)溫(wen)材料的(de)(de)工(gong)藝需求：
1鐵皮保溫的水平管(guan)段絕熱材料應(ying)管(guan)壁(bi)，水平管(guan)的橫向接(jie)縫應(ying)放到管(guan)道上部(bu)并(bing)偏離管(guan)道垂(chui)直中心線45°左右(you)，遇(yu)到法蘭或者是閥(fa)門處應(ying)在聯接(jie)螺(luo)栓經(jing)熱（冷）緊固后，進行(xing)絕熱施工，并(bing)應(ying)在法蘭的一側(ce)留螺(luo)栓長度加25mm的空(kong)隙 
2垂直(zhi)管(guan)道絕熱材料(liao)安裝(zhuang)流程中，在沒有可借用(yong)的管(guan)道支架(jia)等固(gu)定物(wu)時，每(mei)3米(mi)安裝(zhuang)一個(ge)承重環，統一采用(yong)緊箍不(bu)(bu)準在管(guan)道上焊接。承重環的承面(mian)寬度比保溫層厚度少(shao)10～20mm，承重環下(xia)留20～30mm的縫隙。3當鐵皮保溫的設(she)備(bei)絕熱采用(yong)銷(xiao)(xiao)釘(ding)或鉤釘(ding)時，其間(jian)距(ju)不(bu)(bu)應(ying)高于(yu)350mm，每(mei)平(ping)米(mi)面(mian)積上的銷(xiao)(xiao)釘(ding)或鉤釘(ding)數側(ce)部不(bu)(bu)應(ying)少(shao)于(yu)6個(ge)，底(di)部不(bu)(bu)應(ying)少(shao)于(yu)8個(ge)5Cm厚巖棉3mm鐵皮保溫板罐體施工隊