常州(zhou)正久暖通(tong)設(she)備(bei)工程有(you)限(xian)公司從事常州(zhou)鎂(mei)(mei)質(zhi)風(feng)(feng)管加工安裝(zhuang)，常州(zhou)鋼面(mian)鎂(mei)(mei)質(zhi)風(feng)(feng)管，常州(zhou)天寧(ning)區鎂(mei)(mei)質(zhi)防火風(feng)(feng)管，常州(zhou)鎂(mei)(mei)質(zhi)防火風(feng)(feng)管，常州(zhou)鎂(mei)(mei)質(zhi)高晶(jing)風(feng)(feng)管，以及白(bai)鐵通(tong)風(feng)(feng)管道，不銹鋼鍍鋅風(feng)(feng)管加工，風(feng)(feng)管配件加工，自己有(you)施工團隊和大型精密風(feng)(feng)管生產設(she)備(bei)多(duo)臺。歡迎咨詢參觀！

對風管連接處(chu)制(zhi)作的要求進行檢(jian)查

對染毒(du)(du)區的(de)(de)(de)通(tong)(tong)風(feng)管(guan)道連(lian)接(jie)方法(fa)及密封(feng)進行檢查。如無(wu)設計要求(qiu)，其(qi)(qi)風(feng)管(guan)厚度應采(cai)用大于等于3mm的(de)(de)(de)鋼板焊接(jie)制作而成。風(feng)管(guan)與(yu)風(feng)管(guan)連(lian)接(jie)應采(cai)用焊接(jie)連(lian)接(jie)。通(tong)(tong)風(feng)管(guan)道與(yu)密閉閥(fa)門的(de)(de)(de)連(lian)接(jie)應采(cai)用帶密封(feng)槽的(de)(de)(de)法(fa)蘭(lan)(lan)連(lian)接(jie)，其(qi)(qi)法(fa)蘭(lan)(lan)面應經機床車削加工，保證(zheng)接(jie)觸應平整，法(fa)蘭(lan)(lan)面有1~2mm深的(de)(de)(de)90°密封(feng)槽；風(feng)管(guan)與(yu)設備連(lian)接(jie)法(fa)蘭(lan)(lan)之間應采(cai)用整體橡膠(jiao)法(fa)蘭(lan)(lan)墊(dian)圈(quan)(quan)，防爆超(chao)壓排(pai)氣活(huo)門法(fa)蘭(lan)(lan)連(lian)接(jie)填(tian)料采(cai)用5mm整張(zhang)(zhang)橡膠(jiao)墊(dian)圈(quan)(quan)密封(feng)（不(bu)得有拼(pin)縫），其(qi)(qi)他染毒(du)(du)區風(feng)管(guan)連(lian)接(jie)及法(fa)蘭(lan)(lan)與(yu)設備連(lian)接(jie)采(cai)用4~5mm整張(zhang)(zhang)橡膠(jiao)墊(dian)圈(quan)(quan)密封(feng)（不(bu)得有拼(pin)縫），連(lian)接(jie)處(chu)不(bu)得有漏縫現象。

常(chang)州正久暖(nuan)通(tong)設備工(gong)程有限(xian)公(gong)司從(cong)事常(chang)州鎂質(zhi)(zhi)風(feng)管(guan)加工(gong)安(an)裝，常(chang)州鋼面鎂質(zhi)(zhi)風(feng)管(guan)，常(chang)州鎂質(zhi)(zhi)防火風(feng)管(guan)，常(chang)州鎂質(zhi)(zhi)高晶(jing)風(feng)管(guan)，以及(ji)白鐵通(tong)風(feng)管(guan)道，不銹鋼鍍鋅風(feng)管(guan)加工(gong)，風(feng)管(guan)配件加工(gong)，自己(ji)有施工(gong)團隊和大型(xing)精密風(feng)管(guan)生產設備多臺。歡迎咨詢參觀！

如(ru)果一個風(feng)(feng)(feng)機和風(feng)(feng)(feng)管的(de)(de)(de)組合系統不能(neng)在(zai)規定(ding)的(de)(de)(de)風(feng)(feng)(feng)量和風(feng)(feng)(feng)壓下運(yun)行，這時系統就(jiu)會偏離設計所確定(ding)的(de)(de)(de)運(yun)行條件，圖3-10中B點(dian)(dian)(dian)是(shi)設計工(gong)況點(dian)(dian)(dian)，但是(shi)實測結果顯(xian)示實際的(de)(de)(de)工(gong)況點(dian)(dian)(dian)位于A點(dian)(dian)(dian)。應該清(qing)楚(chu)地(di)知道，這種差別是(shi)由(you)系統特(te)(te)性(xing)曲線(xian)的(de)(de)(de)改變(bian)而不是(shi)由(you)風(feng)(feng)(feng)機性(xing)能(neng)的(de)(de)(de)變(bian)化引起的(de)(de)(de)，風(feng)(feng)(feng)機的(de)(de)(de)特(te)(te)性(xing)曲線(xian)還是(shi)原來的(de)(de)(de)特(te)(te)性(xing)曲線(xian)，系統特(te)(te)性(xing)曲線(xian)變(bian)化后(hou)，風(feng)(feng)(feng)機就(jiu)在(zai)新的(de)(de)(de)工(gong)況點(dian)(dian)(dian)運(yun)行，所以合理(li)的(de)(de)(de)布置風(feng)(feng)(feng)管是(shi)十分重要(yao)的(de)(de)(de)。

常(chang)州(zhou)正久暖通(tong)設備工(gong)(gong)(gong)程有限公司從事常(chang)州(zhou)鎂(mei)質(zhi)(zhi)風管(guan)(guan)加(jia)工(gong)(gong)(gong)安裝，鎂(mei)質(zhi)(zhi)防火風管(guan)(guan)廠(chang)家，常(chang)州(zhou)鋼(gang)面(mian)鎂(mei)質(zhi)(zhi)風管(guan)(guan)，常(chang)州(zhou)鎂(mei)質(zhi)(zhi)防火風管(guan)(guan)，常(chang)州(zhou)鎂(mei)質(zhi)(zhi)高晶風管(guan)(guan)，以及白(bai)鐵通(tong)風管(guan)(guan)道，不銹(xiu)鋼(gang)鍍鋅(xin)風管(guan)(guan)加(jia)工(gong)(gong)(gong)，風管(guan)(guan)配件加(jia)工(gong)(gong)(gong)，自己有施工(gong)(gong)(gong)團隊和大型精(jing)密風管(guan)(guan)生(sheng)產設備多臺。歡迎(ying)咨詢參觀！

工程中所選用的成(cheng)品風管(guan)，鎂(mei)質防(fang)火(huo)風管(guan)加工廠，應提供產品合(he)格(ge)證書或進行(xing)強度和(he)嚴密(mi)性(xing)的現場(chang)(chang)復(fu)驗；產品合(he)格(ge)證書，包(bao)括合(he)格(ge)證及(ji)強度和(he)嚴密(mi)性(xing)檢測報(bao)告；如果(guo)對(dui)合(he)格(ge)證書有異議，也可以對(dui)進場(chang)(chang)的風管(guan)進行(xing)強度和(he)嚴密(mi)性(xing)進行(xing)現場(chang)(chang)測試。

對于非采購的現場(chang)加(jia)(jia)工(gong)(gong)(gong)(gong)（含(han)施工(gong)(gong)(gong)(gong)現場(chang)制作、委托加(jia)(jia)工(gong)(gong)(gong)(gong)及其(qi)他場(chang)地加(jia)(jia)工(gong)(gong)(gong)(gong)）制作風管，因受加(jia)(jia)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)藝及加(jia)(jia)工(gong)(gong)(gong)(gong)場(chang)地、加(jia)(jia)工(gong)(gong)(gong)(gong)方(fang)(fang)法(fa)、加(jia)(jia)工(gong)(gong)(gong)(gong)設(she)備、操(cao)作人(ren)員(yuan)的不(bu)同(tong)，其(qi)質量情況會有所不(bu)同(tong)，為檢驗其(qi)加(jia)(jia)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)藝是否滿足施工(gong)(gong)(gong)(gong)要求(qiu)，在風管批量加(jia)(jia)工(gong)(gong)(gong)(gong)前，應(ying)對風管加(jia)(jia)工(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)藝進(jin)行驗證(zheng)，驗證(zheng)合格(ge)后(hou)方(fang)(fang)可大(da)批量加(jia)(jia)工(gong)(gong)(gong)(gong)。

現場加(jia)工(gong)的(de)風(feng)管工(gong)藝(yi)性(xing)驗證(zheng)，是(shi)在風(feng)管大批量加(jia)工(gong)之前，而不是(shi)全(quan)部加(jia)工(gong)之后(hou)的(de)抽樣檢測。

加(jia)工工藝驗(yan)證，是對加(jia)工風管外形(xing)(xing)尺寸(cun)、連接方式、加(jia)固(gu)形(xing)(xing)式、密封面情況(kuang)進(jin)行(xing)檢查；同時，鎂質防火(huo)風管加(jia)工安裝，進(jin)行(xing)進(jin)行(xing)強度與嚴密性試驗(yan)檢測。

加工工藝驗(yan)證進行(xing)的強度(du)和(he)嚴密性試(shi)驗(yan)，是對不同板材(cai)厚度(du)及(ji)風(feng)管壓力等級下的試(shi)驗(yan)，而不是對不同風(feng)管壓力下的風(feng)管檢測。