鍍(du)(du)鋅(xin)(xin)(xin)(xin)管又稱鍍(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)管，是(shi)指在鋼(gang)管的表(biao)面(mian)(mian)鍍(du)(du)覆上一層鋅(xin)(xin)(xin)(xin)，一般(ban)分為熱鍍(du)(du)鋅(xin)(xin)(xin)(xin)和電(dian)鍍(du)(du)鋅(xin)(xin)(xin)(xin)兩種。熱鍍(du)(du)鋅(xin)(xin)(xin)(xin)鍍(du)(du)鋅(xin)(xin)(xin)(xin)層厚(hou)，附著力強，使用(yong)壽命長(chang)久(jiu);電(dian)鍍(du)(du)鋅(xin)(xin)(xin)(xin)成本低，表(biao)面(mian)(mian)不是(shi)很(hen)光滑(hua)，其(qi)本身的耐腐(fu)蝕(shi)性(xing)比熱鍍(du)(du)鋅(xin)(xin)(xin)(xin)管差很(hen)多。鍍(du)(du)鋅(xin)(xin)(xin)(xin)管常用(yong)于煤氣、暖氣的輸送。

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黑件檢(jian)查→掛料(liao)→脫脂→漂洗(xi)→酸洗(xi)→清洗(xi)→浸漬助鍍劑→熱空氣烘干(gan)→熱浸鍍鋅→內外吹→冷卻→鈍化和(he)漂洗(xi)→卸料(liao)→檢(jian)驗、修整→打(da)字標識→包(bao)裝入(ru)庫、運(yun)輸。

鍍鋅帶→開卷→拉伸→卷管→焊接→刮(gua)疤→鈍化和漂洗(xi)→補鋅→定(ding)型→打(da)字標(biao)識(shi)→裁(cai)剪→打(da)包→烘(hong)干→過磅。