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鍍鋅管廠家帶你了解鍍鋅鋼管全面知識

作者:點擊:72 發布時間:2024-07-27

關于鍍鋅鋼管分為冷鍍鋅鋼管和熱鍍鋅鋼管,鍍鋅管被普(pu)遍(bian)應(ying)用(yong),除水(shui)、氣、油等普(pu)通(tong)高壓流體管(guan)(guan)(guan)線外,還用(yong)于煤(mei)油工(gong)業,特別(bie)是遠(yuan)洋(yang)油田(tian)的油田(tian)油井(jing)管(guan)(guan)(guan)道(dao)、管(guan)(guan)(guan)道(dao)、冷凝冷卻器、煤(mei)蒸餾油交換管(guan)(guan)(guan),以及橋管(guan)(guan)(guan)樁(zhuang)、礦井(jing)管(guan)(guan)(guan)支持管(guan)(guan)(guan)。鍍(du)鋅鋼管(guan)(guan)(guan)有熱浸層(ceng)或鍍(du)鋅層(ceng)的焊接鋼管(guan)(guan)(guan),鍍(du)鋅提高了鋼管(guan)(guan)(guan)的耐(nai)腐蝕(shi)性,延長了應(ying)用(yong)壽命。

人們常說鍍鋅鋼管(guan)用于(yu)煤氣和取暖,鍍鋅鋼管(guan)作為一種水管(guan),應用幾年后會發現少(shao)量的(de)鐵銹。不但傳染(ran)衛(wei)生潔具,并且含有細(xi)菌生長(chang)在不光滑的(de)內壁上,鐵銹致使水體中重金屬含量高,危害人類(lei)健康。

鍍鋅管廠家帶你(ni)了解鍍鋅鋼管全 面知識

熱(re)鍍(du)鋅(xin)(xin)管(guan)(guan)是將(jiang)熔(rong)融(rong)(rong)的(de)金屬(shu)與鐵合(he)(he)金層(ceng)相融(rong)(rong),使基(ji)體與涂層(ceng)互相感化(hua)。熱(re)浸(jin)鍍(du)鋅(xin)(xin)是將(jiang)鋼管(guan)(guan)浸(jin)入酸中,為了去除鋼管(guan)(guan)外表的(de)氧化(hua)鐵,鋼管(guan)(guan)酸洗后,用水(shui)溶液氯化(hua)銨(an)或氯化(hua)鋅(xin)(xin)或氯化(hua)銨(an)和氯化(hua)鋅(xin)(xin)的(de)混合(he)(he),而后放(fang)入熱(re)浸(jin)鍍(du)槽(cao)中。熱(re)鍍(du)鋅(xin)(xin)涂層(ceng)勻稱,附著力強,應用壽命長。熱(re)鍍(du)鋅(xin)(xin)鋼管(guan)(guan)基(ji)體與熔(rong)融(rong)(rong)的(de)鍍(du)液發生(sheng)復(fu)雜的(de)物(wu)理、化(hua)學反應進(jin)而構(gou)成了布(bu)局致密的(de)耐蝕鋅(xin)(xin)鐵合(he)(he)金層(ceng)。合(he)(he)金層(ceng)與純鋅(xin)(xin)層(ceng)和鋼管(guan)(guan)基(ji)體融(rong)(rong) 合(he)(he)在一起,所以它的(de)耐腐蝕性異常強。

冷(leng)鍍(du)(du)鋅(xin)(xin)(xin)管(guan)是用(yong)(yong)電(dian)鍍(du)(du)鋅(xin)(xin)(xin)的,鍍(du)(du)鋅(xin)(xin)(xin)量很少,耐腐蝕功能和熱鍍(du)(du)鋅(xin)(xin)(xin)管(guan)差異很大。為(wei)了(le)保障(zhang)品質(zhi),大部(bu)分(fen)正規(gui)的鍍(du)(du)鋅(xin)(xin)(xin)管(guan)出產廠家都不應用(yong)(yong)電(dian)鍍(du)(du)鋅(xin)(xin)(xin)(冷(leng)鍍(du)(du))。那些(xie)范(fan)圍小、設置裝備擺設陳腐的小企業由于價(jia)錢相對便宜,會使用(yong)(yong)電(dian)鍍(du)(du)鋅(xin)(xin)(xin)。冷(leng)鍍(du)(du)鋅(xin)(xin)(xin)鋼管(guan)的鍍(du)(du)鋅(xin)(xin)(xin)層(ceng)為(wei)電(dian)鍍(du)(du)層(ceng),鋅(xin)(xin)(xin)層(ceng)與鋼管(guan)基體獨立分(fen)層(ceng)。鋅(xin)(xin)(xin)層(ceng)較薄,簡略附著在鋼管(guan)上,容易脫落。所以(yi),其耐腐蝕性差。新建屋宇,禁止使用(yong)(yong)冷(leng)鍍(du)(du)鋅(xin)(xin)(xin)鋼管(guan)作為(wei)供(gong)水管(guan)。