凝汽器換銅管的相關概述：

凝(ning)(ning)汽(qi)器(qi)(qi)換(huan)(huan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)不(bu)銹(xiu)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)凝(ning)(ning)汽(qi)器(qi)(qi)遙(yao)(yao)(yao)遙(yao)(yao)(yao)連(lian)續運(yun)(yun)行，銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)將受到腐(fu)(fu)蝕(shi)，表面結(jie)垢，降(jiang)(jiang)低(di)熱遙(yao)(yao)(yao)遙(yao)(yao)(yao)，導致端(duan)差增、真空降(jiang)(jiang)低(di)，嚴影響機(ji)(ji)(ji)的(de)(de)經(jing)濟。頻繁的(de)(de)酸洗或壓(ya)水(shui)清洗，會使(shi)(shi)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)壁因(yin)腐(fu)(fu)蝕(shi)或沖刷而(er)(er)減薄(bo)。銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)泄(xie)會破壞凝(ning)(ning)汽(qi)器(qi)(qi)水(shui)側封，循環水(shui)的(de)(de)入(ru)使(shi)(shi)得凝(ning)(ning)結(jie)水(shui)質變(bian)壞，隨著泄(xie)加劇(ju)，致使(shi)(shi)給水(shui)、爐水(shui)及(ji)(ji)蒸汽(qi)的(de)(de)水(shui)汽(qi)化，當采取措施后(hou)，水(shui)質仍(reng)不(bu)能恢復正而(er)(er)被(bei)迫停機(ji)(ji)(ji)。凝(ning)(ning)汽(qi)器(qi)(qi)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)經(jing)發(fa)生(sheng)泄(xie)，會加速鍋爐管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道腐(fu)(fu)蝕(shi)、結(jie)垢，甚至發(fa)生(sheng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)事故。所(suo)以銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)泄(xie)嚴時，除堵處理(li)外，還應(ying)有計(ji)劃地(di)換(huan)(huan)。 　　華北電(dian)網近兩年(nian)對有關電(dian)廠(chang)泄(xie)較為(wei)(wei)嚴或失效的(de)(de)凝(ning)(ning)汽(qi)器(qi)(qi)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)進(jin)(jin)行了(le)(le)換(huan)(huan)，我(wo)廠(chang)1號(hao)機(ji)(ji)(ji)凝(ning)(ning)汽(qi)器(qi)(qi)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)也進(jin)(jin)行了(le)(le)換(huan)(huan)。1號(hao)機(ji)(ji)(ji)是北京型電(dian)機(ji)(ji)(ji)廠(chang)生(sheng)產的(de)(de)單(dan)缸100 MW機(ji)(ji)(ji)，凝(ning)(ning)汽(qi)器(qi)(qi)換(huan)(huan)HSn70-1B銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)后(hou)運(yun)(yun)行年(nian)，情況較。安(an)裝后(hou)灌水(shui)試(shi)驗(yan)(yan)時驗(yan)(yan)出4根銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)泄(xie)，都屬于(yu)穿透砂眼(yan)缺(que)陷。該4根銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)換(huan)(huan)后(hou)，消除了(le)(le)泄(xie)。凝(ning)(ning)汽(qi)器(qi)(qi)端(duan)差由8℃降(jiang)(jiang)低(di)到2.5℃，遙(yao)(yao)(yao)遙(yao)(yao)(yao)。投入(ru)膠球清洗及(ji)(ji)二次濾(lv)網系裝置后(hou)，遙(yao)(yao)(yao)遙(yao)(yao)(yao)得到了(le)(le)保(bao)持(chi)。針對我(wo)廠(chang)換(huan)(huan)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)經(jing)驗(yan)(yan)和(he)教(jiao)訓，作者(zhe)(zhe)認為(wei)(wei)凝(ning)(ning)汽(qi)器(qi)(qi)換(huan)(huan)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)應(ying)注意以下幾(ji)個問(wen)題。 　　銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)選材是基(ji)礎 　　凝(ning)(ning)汽(qi)器(qi)(qi)的(de)(de)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)要(yao)求較的(de)(de)平均熱系數，較強的(de)(de)抗(kang)腐(fu)(fu)蝕(shi)和(he)抗(kang)沖刷能力。現各電(dian)廠(chang)普遍采用HSn70-1B遙(yao)(yao)(yao)遙(yao)(yao)(yao)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)B30白銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(其B30白銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)安(an)裝在(zai)空氣收縮區，數量較少)。HSn70-1B遙(yao)(yao)(yao)遙(yao)(yao)(yao)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)是在(zai)原(yuan)HSn70-1A遙(yao)(yao)(yao)遙(yao)(yao)(yao)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)基(ji)礎上添加硼元素，以細化晶(jing)粒，提(ti)抗(kang)腐(fu)(fu)蝕(shi)及(ji)(ji)抗(kang)沖刷。HSn70-1B遙(yao)(yao)(yao)遙(yao)(yao)(yao)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)冶金時加入(ru)硼元素，工藝要(yao)求復雜(za)，工藝不(bu)當，加入(ru)的(de)(de)硼元素會分布不(bu)均勻，造銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)內部局部晶(jing)粒過(guo)于(yu)細化，脆增加，殘余應(ying)力加，易使(shi)(shi)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)產生(sheng)裂紋(wen)。由于(yu)這種(zhong)缺(que)陷很難出，而(er)(er)為(wei)(wei)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)泄(xie)的(de)(de)隱患。作者(zhe)(zhe)認為(wei)(wei)，只有提(ti)產的(de)(de)，才能保(bao)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)渦流探傷(shang)、機(ji)(ji)(ji)械能試(shi)驗(yan)(yan)、氨熏(xun)試(shi)驗(yan)(yan)、外形尺寸公差的(de)(de)合格率。 　　目，發(fa)電(dian)廠(chang)遙(yao)(yao)(yao)遙(yao)(yao)(yao)的(de)(de)凝(ning)(ning)汽(qi)器(qi)(qi)HSn70-1B銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)要(yao)由沈陽、洛陽、上海、西北(甘(gan)肅省白銀市)、長沙等幾(ji)個廠(chang)家生(sheng)產。下花園(yuan)發(fa)電(dian)廠(chang)部選用甘(gan)肅銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)廠(chang)生(sheng)產的(de)(de)西北銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)。各廠(chang)家生(sheng)產、驗(yan)(yan)手差別不(bu)，但(dan)泄(xie)程(cheng)度不(bu)樣，關鍵在(zai)于(yu)驗(yan)(yan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)。為(wei)(wei)方便管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)，建議同機(ji)(ji)(ji)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)種(zhong)過(guo)、材質過(guo)雜(za).

凝汽器換不銹鋼管的相關概述：

凝汽器是汽輪發電機要的冷設備，由于江河湖海水系的污染，使凝汽器冷卻管腐蝕速度加劇，造凝汽器頻繁發生泄，嚴影響正生產。別是銅管易受氨離子、硫化物等腐蝕而造泄，同時由于銅管內壁不光滑易附著微生物及各種污垢，使銅管的遙遙降低。 
凝汽器-汽輪機凝汽器304/316l不銹鋼管換熱管焊接鋼管要用于火力發電、化工、鋼鐵等行業的加熱器換304/316l不銹鋼管，冷油器換304/316l不銹鋼管，冷水器換304/316l不銹鋼管，取樣冷卻器換304/316l不銹鋼管，抽氣冷卻器換304/316l不銹鋼管，換熱器換304/316l不銹鋼管，軸封加熱器換304/316l不銹鋼管，壓加熱器換304/316l不銹鋼管，低壓加熱器換304/316l不銹鋼管，壓力容器，空氣冷卻器等等。凝汽器-汽輪機凝汽器304/316l不銹鋼管換熱管規格：直徑Ф12～Ф76mm，壁厚0.2～3.0mm，長度分尺和不尺兩種。用的材質不銹鋼管型號有：304、304L、316、316L、317、317L。 
凝汽器-汽輪機(ji)凝汽器304/316l不(bu)銹(xiu)鋼管換熱管焊接鋼管是引進制管設備(bei)制造而(er)，與不(bu)銹(xiu)鋼管材相當(dang)或略(lve)強，焊縫(feng)金(jin)相織與母材樣，強度等機(ji)械能略(lve)。由于(yu)不(bu)銹(xiu)鋼管帶材厚薄(bo)均勻，表面光滑平整，其確比同種材質的冷(leng)撥、熱軋(ya)縫(feng)不(bu)銹(xiu)鋼管。延(yan)伸率(lv)于(yu)35%，并且硬度小(xiao)，易(yi)于(yu)脹接。

凝汽(qi)(qi)器(qi)-汽(qi)(qi)輪機(ji)凝汽(qi)(qi)器(qi)304/316l不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)換熱(re)(re)管(guan)(guan)(guan)(guan)(guan)分類規(gui)(gui)格(ge)：不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)光管(guan)(guan)(guan)(guan)(guan),不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)螺(luo)(luo)紋管(guan)(guan)(guan)(guan)(guan),不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)波紋管(guan)(guan)(guan)(guan)(guan),201不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)螺(luo)(luo)紋管(guan)(guan)(guan)(guan)(guan),304不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)螺(luo)(luo)紋管(guan)(guan)(guan)(guan)(guan),316L不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)螺(luo)(luo)紋管(guan)(guan)(guan)(guan)(guan),不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)U形(xing)(xing)管(guan)(guan)(guan)(guan)(guan),不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)翅片管(guan)(guan)(guan)(guan)(guan)等(deng), 我公司自行開發研制的(de)(de)不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)換熱(re)(re)管(guan)(guan)(guan)(guan)(guan)是(shi)選用(yong)不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)，不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)帶材(cai)，冷拉、熱(re)(re)拉形(xing)(xing)及帶鋼(gang)(gang)(gang)，經過(guo)卷制、焊接、探傷、滾壓、打磨、固熔、拋光等(deng)條龍304不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)、316L不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)生(sheng)(sheng)產加工而；可(ke)根(gen)據用(yong)戶(hu)的(de)(de)際需要，生(sheng)(sheng)產不(bu)(bu)(bu)同管(guan)(guan)(guan)(guan)(guan)徑、壁厚、長度形(xing)(xing)式等(deng)各種不(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)(xiu)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)規(gui)(gui)格(ge)的(de)(de)管(guan)(guan)(guan)(guan)(guan)材(cai)。

我公司(si)生產的簿(bu)壁304/316l不銹鋼光管具有(you)以下：

1.凝汽(qi)器-汽(qi)輪機凝汽(qi)器304/316l不(bu)(bu)銹(xiu)(xiu)鋼管(guan)(guan)換(huan)熱(re)管(guan)(guan)熱(re)能，由于不(bu)(bu)銹(xiu)(xiu)鋼管(guan)(guan)壁(bi)(bi)可(ke)采用0.5-0.7mm的(de)薄壁(bi)(bi)不(bu)(bu)銹(xiu)(xiu)鋼管(guan)(guan)材，提(ti)了整體換(huan)熱(re)能，在相同的(de)換(huan)熱(re)面積下(xia)，總體的(de)304/316l不(bu)(bu)銹(xiu)(xiu)鋼管(guan)(guan)換(huan)熱(re)管(guan)(guan)熱(re)系(xi)數比銅管(guan)(guan)提(ti)2.124-8.408％。

2.由(you)于304/316l不銹(xiu)(xiu)鋼(gang)管換熱管材(cai)質采用美標準AISl304、316l等不銹(xiu)(xiu)合金鋼(gang)，使其具有較的(de)硬(ying)度，不銹(xiu)(xiu)鋼(gang)管子的(de)鋼(gang)度也明提(ti)。因此，具有很強的(de)溫蒸(zheng)汽的(de)沖擊能(neng)及抗振能(neng)。

3.由于(yu)304/316不銹鋼管子內壁(bi)光(guang)滑(hua)，使得(de)其邊界層(ceng)流(liu)底層(ceng)厚(hou)度減薄，既強化換熱，又提了抗結垢能(neng)。

4.裝凝汽器-汽輪機凝汽器304/316l不銹鋼(gang)(gang)管(guan)(guan)換熱管(guan)(guan)工(gong)藝能，采用的脹管(guan)(guan)工(gong)藝，304/316l不銹鋼(gang)(gang)管(guan)(guan)換熱管(guan)(guan)外(wai)徑公差(cha)與銅管(guan)(guan)致，不需改變管(guan)(guan)板孔的加(jia)工(gong)公差(cha)，利于現場直(zhi)接選用，別方便機的304/316l不銹鋼(gang)(gang)管(guan)(guan)換熱管(guan)(guan)換管(guan)(guan)束改造。

5.304/316l不銹鋼(gang)管(guan)換(huan)熱管(guan)經濟，在同等(deng)換(huan)熱面(mian)積下，不銹鋼(gang)管(guan)的(de)本約(yue)為銅(tong)管(guan)本的(de)80％左右(you)，并(bing)可直接進行換(huan)管(guan)束改造(zao)。

6.為(wei)了消除304/316l不銹鋼管換熱管焊接(jie)應力，在保護氣(qi)體以1050℃溫進行熱處理。

7.所有(you)304/316l不(bu)銹鋼(gang)管換熱管鋼(gang)管均采(cai)用(yong)壓差法進(jin)行泄查(cha)，氣壓試驗(yan)至1.0Mpa，5分鐘壓降。

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