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鍍鋅方管廠家解析什么是鍍鋅鋼管?

作者:點(dian)擊(ji):78 發布(bu)時(shi)間(jian):2024-07-03

鍍鋅管是使(shi)熔融(rong)金屬(shu)與鐵基(ji)體反應而產(chan)生合(he)金層(ceng),從而使(shi)基(ji)體和(he)鍍層(ceng)二者相(xiang)結合(he)。熱鍍鋅(xin)是先(xian)將鋼(gang)(gang)管(guan)(guan)進(jin)行酸(suan)洗(xi)(xi),為了去除鋼(gang)(gang)管(guan)(guan)表面的(de)氧化(hua)鐵,酸(suan)洗(xi)(xi)后(hou),通過氯化(hua)銨(an)或氯化(hua)鋅(xin)水溶液(ye)或氯化(hua)銨(an)和(he)氯化(hua)鋅(xin)混合(he)水溶液(ye)槽中進(jin)行清洗(xi)(xi),然(ran)后(hou)送入熱浸鍍槽中。熱鍍鋅(xin)具有鍍層(ceng)均(jun)勻,附著力強,使(shi)用壽命長等優點。熱鍍鋅(xin)鋼(gang)(gang)管(guan)(guan)基(ji)體。鍍鋅(xin)管(guan)(guan)與熔融(rong)的(de)鍍液(ye)發生復雜的(de)物理、化(hua)學反應,形成(cheng)耐腐蝕的(de)結構緊密的(de)鋅(xin)一鐵合(he)金層(ceng)。合(he)金層(ceng)與純(chun)鋅(xin)層(ceng)、鋼(gang)(gang)管(guan)(guan)基(ji)體融(rong)為一體,故(gu)其(qi)耐腐蝕能力強。

鍍鋅方管廠家解析什么是鍍鋅(xin)鋼管?

冷(leng)鍍(du)(du)(du)鋅(xin)(xin)(xin)管(guan)(guan)就是電鍍(du)(du)(du)鋅(xin)(xin)(xin),鍍(du)(du)(du)鋅(xin)(xin)(xin)量很少,只(zhi)有10-50g/m2,其本身的(de)(de)耐(nai)腐蝕(shi)(shi)性(xing)比熱鍍(du)(du)(du)鋅(xin)(xin)(xin)管(guan)(guan)相(xiang)差很多。正(zheng)規的(de)(de)鍍(du)(du)(du)鋅(xin)(xin)(xin)管(guan)(guan)生(sheng)產廠(chang)家,為(wei)了(le)保證(zheng)質量,大(da)多不采用(yong)(yong)(yong)電鍍(du)(du)(du)鋅(xin)(xin)(xin)(冷(leng)鍍(du)(du)(du))。只(zhi)有那些(xie)規模小、設備陳(chen)舊的(de)(de)小企業采用(yong)(yong)(yong)電鍍(du)(du)(du)鋅(xin)(xin)(xin),當(dang)然他們的(de)(de)價格也相(xiang)對便宜一些(xie)。建(jian)設部(bu)已(yi)正(zheng)式下文,淘汰技術(shu)落后的(de)(de)冷(leng)鍍(du)(du)(du)鋅(xin)(xin)(xin)管(guan)(guan),不準用(yong)(yong)(yong)冷(leng)鍍(du)(du)(du)鋅(xin)(xin)(xin)管(guan)(guan)作水、煤氣管(guan)(guan)。 冷(leng)鍍(du)(du)(du)鋅(xin)(xin)(xin)鋼管(guan)(guan)鍍(du)(du)(du)鋅(xin)(xin)(xin)層(ceng)(ceng)是電鍍(du)(du)(du)層(ceng)(ceng),鋅(xin)(xin)(xin)層(ceng)(ceng)與鋼管(guan)(guan)基(ji)體獨立分(fen)層(ceng)(ceng)。鋅(xin)(xin)(xin)層(ceng)(ceng)較薄(bo),鋅(xin)(xin)(xin)層(ceng)(ceng)簡單附著在鋼管(guan)(guan)基(ji)體上,容易脫(tuo)落。故(gu)其耐(nai)腐蝕(shi)(shi)性(xing)能差。在新(xin)建(jian)住宅中,禁止使用(yong)(yong)(yong)冷(leng)鍍(du)(du)(du)鋅(xin)(xin)(xin)鋼管(guan)(guan)作為(wei)給水管(guan)(guan)。