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鍍鋅鋼管應用領域有哪些?

作者:點擊:159 發布時間(jian):2024-03-27

其實鍍鋅鋼管分為冷鍍鋅鋼(gang)管(guan)、熱鍍鋅鋼(gang)管(guan),冷鍍鋅鋼(gang)管(guan)已被禁用(yong),后者還被提倡暫時能使用(yong)。

產品應用

熱(re)鍍鋅鋼管廣泛應(ying)用(yong)于建筑、機(ji)械(xie)、煤礦、化工(gong)、電力、鐵道車(che)輛、汽車(che)工(gong)業、公路(lu)、橋梁(liang)、集裝箱、體(ti)育設(she)施、農業機(ji)械(xie)、石油(you)機(ji)械(xie)、探礦機(ji)械(xie)、大棚建設(she)等制造(zao)工(gong)業。

鍍鋅鋼管表面有熱浸鍍或電鍍鋅層的焊接鋼管。鍍鋅可增加鋼管的抗腐蝕能力,延長使用壽命。鍍鋅管的用(yong)(yong)途很廣,除作(zuo)(zuo)輸(shu)水、煤(mei)氣(qi)、油(you)等一般低壓(ya)力流體的管(guan)(guan)線管(guan)(guan)外(wai),還用(yong)(yong)作(zuo)(zuo)石油(you)工業特別是海洋油(you)田的油(you)井管(guan)(guan)、輸(shu)油(you)管(guan)(guan),化工焦化設備(bei)的油(you)加熱(re)器(qi)(qi)(qi)、冷(leng)凝冷(leng)卻器(qi)(qi)(qi)、煤(mei)餾洗油(you)交(jiao)換器(qi)(qi)(qi)用(yong)(yong)管(guan)(guan),以及棧(zhan)橋管(guan)(guan)樁(zhuang)、礦山坑道的支撐架用(yong)(yong)管(guan)(guan)等。

鍍(du)鋅鋼管應用(yong)領域有哪些?

詳細介紹

熱鍍鋅管

鍍鋅管

鍍鋅管(3張)

熱鍍(du)(du)(du)鋅(xin)管是使(shi)熔融金屬與鐵(tie)基體(ti)反應而產生合金層(ceng),從而使(shi)基體(ti)和鍍(du)(du)(du)層(ceng)二(er)者相(xiang)結合。熱鍍(du)(du)(du)鋅(xin)是先將(jiang)鋼(gang)管進(jin)行酸洗,為了去除鋼(gang)管表面的(de)氧化(hua)鐵(tie),酸洗后(hou)(hou),通過氯化(hua)銨(an)或氯化(hua)鋅(xin)水溶液或氯化(hua)銨(an)和氯化(hua)鋅(xin)混合水溶液槽中進(jin)行清(qing)洗,然后(hou)(hou)送(song)入熱浸(jin)鍍(du)(du)(du)槽中。熱鍍(du)(du)(du)鋅(xin)具有鍍(du)(du)(du)層(ceng)均勻(yun),附著(zhu)力(li)強(qiang),使(shi)用(yong)壽(shou)命長等優點。熱鍍(du)(du)(du)鋅(xin)鋼(gang)管基體(ti)與熔融的(de)鍍(du)(du)(du)液發生復雜的(de)物理(li)、化(hua)學(xue)反應,形(xing)成耐腐(fu)蝕的(de)結構緊密的(de)鋅(xin)一鐵(tie)合金層(ceng)。合金層(ceng)與純鋅(xin)層(ceng)、鋼(gang)管基體(ti)融為一體(ti),故其耐腐(fu)蝕能力(li)強(qiang)。

冷鍍鋅管

冷(leng)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)管(guan)(guan)就是(shi)電(dian)(dian)(dian)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin),鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)量很少,只有10-50g/m2,其本身的耐(nai)腐(fu)蝕(shi)(shi)性比熱鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)管(guan)(guan)相(xiang)差很多。正規的鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)管(guan)(guan)生產(chan)廠家(jia),為(wei)了保證質量,大多不采用電(dian)(dian)(dian)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(冷(leng)鍍(du)(du)(du)(du))。只有那(nei)些規模(mo)小(xiao)、設備陳(chen)舊的小(xiao)企業(ye)采用電(dian)(dian)(dian)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin),當然他們的價格也相(xiang)對便宜(yi)一些。建設部(bu)已正式下文(wen),淘(tao)汰(tai)技(ji)術落后的冷(leng)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)管(guan)(guan),不準用冷(leng)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)管(guan)(guan)作(zuo)(zuo)水(shui)、煤氣(qi)管(guan)(guan)。 冷(leng)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼管(guan)(guan)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)層(ceng)(ceng)是(shi)電(dian)(dian)(dian)鍍(du)(du)(du)(du)層(ceng)(ceng),鋅(xin)(xin)(xin)(xin)層(ceng)(ceng)與鋼管(guan)(guan)基(ji)體獨立分層(ceng)(ceng)。鋅(xin)(xin)(xin)(xin)層(ceng)(ceng)較薄,鋅(xin)(xin)(xin)(xin)層(ceng)(ceng)簡單附著(zhu)在(zai)鋼管(guan)(guan)基(ji)體上,容易脫落。故(gu)其耐(nai)腐(fu)蝕(shi)(shi)性能差。在(zai)新(xin)建住宅中,禁止使用冷(leng)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼管(guan)(guan)作(zuo)(zuo)為(wei)給水(shui)管(guan)(guan)。