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<河北>鵬鑫鋼鐵 河北消防鍍鋅管品質放心

　　河(he)北鍍(du)(du)(du)鋅(xin)管(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)表面(mian)除(chu)(chu)銹(xiu)(xiu)(xiu)及清(qing)洗方(fang)法 　　河(he)北鍍(du)(du)(du)鋅(xin)管(guan)(guan)(guan)(guan)(guan)(guan)使用(yong)(yong)一(yi)段時(shi)間后生銹(xiu)(xiu)(xiu)了(le)就(jiu)非常令人討厭(yan)了(le)，接(jie)下(xia)來(lai)無錫泉友焊(han)管(guan)(guan)(guan)(guan)(guan)(guan)有限公司給(gei)大家講一(yi)講鍍(du)(du)(du)鋅(xin)管(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)表面(mian)除(chu)(chu)銹(xiu)(xiu)(xiu)及清(qing)洗方(fang)法，具(ju)體內(nei)容(rong)如下(xia)： 　　對于(yu)鍍(du)(du)(du)鋅(xin)管(guan)(guan)(guan)(guan)(guan)(guan)常用(yong)(yong)的(de)(de)(de)(de)環氧(yang)(yang)類(lei)(lei)、乙烯類(lei)(lei)、酚醛類(lei)(lei)等(deng)(deng)防腐(fu)涂料(liao)的(de)(de)(de)(de)施工(gong)(gong)工(gong)(gong)藝(yi)(yi)，一(yi)般要求(qiu)鍍(du)(du)(du)鋅(xin)管(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)達(da)到近(jin)白(bai)級(ji)(Sa2.5)。實踐證(zheng)明，采(cai)用(yong)(yong)這種(zhong)除(chu)(chu)銹(xiu)(xiu)(xiu)等(deng)(deng)級(ji)幾乎可以除(chu)(chu)掉所有的(de)(de)(de)(de)氧(yang)(yang)化(hua)皮(pi)、銹(xiu)(xiu)(xiu)和(he)(he)其他污物(wu)，錨紋深度達(da)到40~00μm，充分(fen)滿足防腐(fu)層與鍍(du)(du)(du)鋅(xin)管(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)附著(zhu)力(li)要求(qiu)，而噴(pen)(拋)射(she)(she)(she)除(chu)(chu)銹(xiu)(xiu)(xiu)工(gong)(gong)藝(yi)(yi)可用(yong)(yong)較低(di)的(de)(de)(de)(de)運(yun)行費用(yong)(yong)和(he)(he)穩定的(de)(de)(de)(de)質量達(da)到近(jin)白(bai)級(ji)(Sa2.5)技術條件。 　　河(he)北鍍(du)(du)(du)鋅(xin)管(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)清(qing)洗和(he)(he)預熱：在噴(pen)(拋)射(she)(she)(she)處(chu)(chu)理前，采(cai)用(yong)(yong)清(qing)洗的(de)(de)(de)(de)方(fang)法除(chu)(chu)去表面(mian)的(de)(de)(de)(de)油(you)脂和(he)(he)積垢(gou)，鍍(du)(du)(du)鋅(xin)帶(dai)廠家采(cai)用(yong)(yong)加熱爐對管(guan)(guan)(guan)(guan)(guan)(guan)體預熱至40一(yi)60℃，使鍍(du)(du)(du)鋅(xin)管(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)保持干燥狀態。在噴(pen)(拋)射(she)(she)(she)處(chu)(chu)理時(shi)，由于(yu)鍍(du)(du)(du)鋅(xin)管(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)不含油(you)脂等(deng)(deng)污垢(gou)，可增強除(chu)(chu)銹(xiu)(xiu)(xiu)的(de)(de)(de)(de)效果，干燥的(de)(de)(de)(de)鍍(du)(du)(du)鋅(xin)管(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)也有利于(yu)鋼丸(wan)、鋼砂與銹(xiu)(xiu)(xiu)和(he)(he)氧(yang)(yang)化(hua)皮(pi)的(de)(de)(de)(de)分(fen)離，使除(chu)(chu)銹(xiu)(xiu)(xiu)后的(de)(de)(de)(de)鍍(du)(du)(du)鋅(xin)管(guan)(guan)(guan)(guan)(guan)(guan)表面(mian)更(geng)加潔凈。

　　河北(bei)(bei)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)管(guan)(guan)(guan)又(you)稱鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)管(guan)(guan)(guan)，是(shi)指在鋼(gang)(gang)管(guan)(guan)(guan)的(de)(de)(de)表(biao)面(mian)鍍(du)(du)(du)(du)覆(fu)上(shang)一層(ceng)(ceng)(ceng)(ceng)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)，一般分為熱(re)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)和電(dian)(dian)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)兩種。熱(re)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)層(ceng)(ceng)(ceng)(ceng)厚，附著(zhu)力強(qiang)，使用壽(shou)命長久；電(dian)(dian)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)成本低，表(biao)面(mian)不是(shi)很(hen)光滑，其本身的(de)(de)(de)耐腐(fu)(fu)蝕(shi)(shi)性比熱(re)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)管(guan)(guan)(guan)差(cha)很(hen)多(duo)。鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)管(guan)(guan)(guan)常用于煤氣、暖氣的(de)(de)(de)輸送。 　　河北(bei)(bei)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)管(guan)(guan)(guan)分類 　　1、河北(bei)(bei)熱(re)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)管(guan)(guan)(guan) 　　是(shi)使熔(rong)融金(jin)(jin)(jin)屬與(yu)鐵(tie)(tie)基(ji)(ji)體(ti)反(fan)應而(er)產(chan)生合金(jin)(jin)(jin)層(ceng)(ceng)(ceng)(ceng)，從而(er)使基(ji)(ji)體(ti)和鍍(du)(du)(du)(du)層(ceng)(ceng)(ceng)(ceng)二(er)者相(xiang)結合。熱(re)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)是(shi)先將鋼(gang)(gang)管(guan)(guan)(guan)進(jin)行酸(suan)洗，為了(le)去(qu)除鋼(gang)(gang)管(guan)(guan)(guan)表(biao)面(mian)的(de)(de)(de)氧化鐵(tie)(tie)，酸(suan)洗后(hou)，通過(guo)氯(lv)化銨(an)或(huo)氯(lv)化鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)水(shui)溶液或(huo)氯(lv)化銨(an)和氯(lv)化鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)混合水(shui)溶液槽中進(jin)行清洗，然(ran)后(hou)送入熱(re)浸鍍(du)(du)(du)(du)槽中。熱(re)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)具有鍍(du)(du)(du)(du)層(ceng)(ceng)(ceng)(ceng)均勻，附著(zhu)力強(qiang)，使用壽(shou)命長等(deng)優(you)點。北(bei)(bei)方大部分工藝采(cai)(cai)用鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)帶(dai)直接卷管(guan)(guan)(guan)補(bu)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)工藝。 　　2、河北(bei)(bei)冷(leng)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)管(guan)(guan)(guan) 　　冷(leng)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)就是(shi)電(dian)(dian)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)，鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)量很(hen)少(shao)，只(zhi)有10-50g/m2，其本身的(de)(de)(de)耐腐(fu)(fu)蝕(shi)(shi)性比熱(re)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)管(guan)(guan)(guan)相(xiang)差(cha)很(hen)多(duo)。正規的(de)(de)(de)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)管(guan)(guan)(guan)生產(chan)廠家，為了(le)保證質量，大多(duo)不采(cai)(cai)用電(dian)(dian)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)(冷(leng)鍍(du)(du)(du)(du))。只(zhi)有那些規模小(xiao)、設備陳舊的(de)(de)(de)小(xiao)企業采(cai)(cai)用電(dian)(dian)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)，當然(ran)他們的(de)(de)(de)價格也相(xiang)對便宜(yi)一些。今后(hou)不準用冷(leng)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)管(guan)(guan)(guan)作(zuo)水(shui)、煤氣管(guan)(guan)(guan)。 　　3、河北(bei)(bei)熱(re)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)管(guan)(guan)(guan) 　　鋼(gang)(gang)管(guan)(guan)(guan)基(ji)(ji)體(ti)與(yu)熔(rong)融的(de)(de)(de)鍍(du)(du)(du)(du)液發生復雜的(de)(de)(de)物理、化學反(fan)應，形成耐腐(fu)(fu)蝕(shi)(shi)的(de)(de)(de)結構緊密的(de)(de)(de)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)一鐵(tie)(tie)合金(jin)(jin)(jin)層(ceng)(ceng)(ceng)(ceng)。合金(jin)(jin)(jin)層(ceng)(ceng)(ceng)(ceng)與(yu)純鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)層(ceng)(ceng)(ceng)(ceng)、鋼(gang)(gang)管(guan)(guan)(guan)基(ji)(ji)體(ti)融為一體(ti)。故(gu)(gu)其耐腐(fu)(fu)蝕(shi)(shi)能(neng)力強(qiang)。 　　4、河北(bei)(bei)冷(leng)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)管(guan)(guan)(guan) 　　鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)層(ceng)(ceng)(ceng)(ceng)是(shi)電(dian)(dian)鍍(du)(du)(du)(du)層(ceng)(ceng)(ceng)(ceng)，鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)層(ceng)(ceng)(ceng)(ceng)與(yu)鋼(gang)(gang)管(guan)(guan)(guan)基(ji)(ji)體(ti)獨立分層(ceng)(ceng)(ceng)(ceng)。鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)層(ceng)(ceng)(ceng)(ceng)較薄，鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)層(ceng)(ceng)(ceng)(ceng)簡單(dan)附著(zhu)在鋼(gang)(gang)管(guan)(guan)(guan)基(ji)(ji)體(ti)上(shang)，容易脫落(luo)。故(gu)(gu)其耐腐(fu)(fu)蝕(shi)(shi)性能(neng)差(cha)。在新(xin)建住(zhu)宅(zhai)中，禁止使用冷(leng)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)管(guan)(guan)(guan)作(zuo)為給水(shui)管(guan)(guan)(guan)。