鍍(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)是(shi)為防止鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)表(biao)(biao)(biao)面(mian)(mian)遭受腐蝕，延長其(qi)使(shi)用(yong)(yong)壽命(ming)，在鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)表(biao)(biao)(biao)面(mian)(mian)涂(tu)以一層金(jin)(jin)屬鋅(xin)(xin)(xin)(xin)，這(zhe)種(zhong)涂(tu)鋅(xin)(xin)(xin)(xin)的(de)(de)薄鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)稱為鍍(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban)。鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)也(ye)是(shi)用(yong)(yong)熱(re)浸(jin)(jin)法制(zhi)造(zao)，但在出(chu)槽后，立即(ji)把它加(jia)熱(re)到500℃左(zuo)右，使(shi)其(qi)生(sheng)成鋅(xin)(xin)(xin)(xin)和鐵的(de)(de)合(he)(he)(he)金(jin)(jin)被(bei)膜。這(zhe)種(zhong)鍍(du)(du)鋅(xin)(xin)(xin)(xin)卷具有(you)良好的(de)(de)涂(tu)料(liao)的(de)(de)密著性(xing)和焊接性(xing)。合(he)(he)(he)金(jin)(jin)化鍍(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。這(zhe)種(zhong)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)也(ye)是(shi)用(yong)(yong)熱(re)浸(jin)(jin)法制(zhi)造(zao)，但在出(chu)槽后，立即(ji)把它加(jia)熱(re)到500℃左(zuo)右，使(shi)其(qi)生(sheng)成鋅(xin)(xin)(xin)(xin)和鐵的(de)(de)合(he)(he)(he)金(jin)(jin)被(bei)膜。這(zhe)種(zhong)鍍(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban)具有(you)良好的(de)(de)涂(tu)料(liao)的(de)(de)密著性(xing)和焊接性(xing)。熱(re)浸(jin)(jin)鍍(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。將薄鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)浸(jin)(jin)入熔解的(de)(de)鋅(xin)(xin)(xin)(xin)槽中(zhong)，使(shi)其(qi)表(biao)(biao)(biao)面(mian)(mian)粘附一層鋅(xin)(xin)(xin)(xin)的(de)(de)薄鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。目前主要采用(yong)(yong)連續(xu)鍍(du)(du)鋅(xin)(xin)(xin)(xin)工藝生(sheng)產，即(ji)把成卷的(de)(de)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)連續(xu)浸(jin)(jin)在熔解有(you)鋅(xin)(xin)(xin)(xin)的(de)(de)鍍(du)(du)槽中(zhong)制(zhi)成鍍(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。合(he)(he)(he)金(jin)(jin)、復合(he)(he)(he)鍍(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。它是(shi)用(yong)(yong)鋅(xin)(xin)(xin)(xin)和其(qi)他金(jin)(jin)屬如(ru)鉛(qian)、鋅(xin)(xin)(xin)(xin)制(zhi)成合(he)(he)(he)金(jin)(jin)乃(nai)至復合(he)(he)(he)鍍(du)(du)成的(de)(de)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。這(zhe)種(zhong)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)既具有(you)防銹(xiu)性(xing)能，又有(you)良好的(de)(de)涂(tu)裝性(xing)能。

熱(re)鍍鋅(xin)(xin)生產發展一(yi)直處(chu)于滯后狀態。20世(shi)紀50年(nian)代到60年(nian)代陸續(xu)建成(cheng)了13條單張(zhang)鋼(gang)板熔劑法(fa)熱(re)鍍鋅(xin)(xin)機組(zu)，能力為10萬t/a，但(dan)因產量低(di)、成(cheng)本高、質(zhi)量差、污染環境、經(jing)濟效益差等缺(que)陷已先后停、轉產。從(cong)(cong)20世(shi)紀70年(nian)代末，我(wo)國(guo)(guo)才開始建造大(da)型寬帶(dai)熱(re)鍍鋅(xin)(xin)機組(zu)。熱(re)鍍鋅(xin)(xin)帶(dai)鋼(gang)在我(wo)國(guo)(guo)市場一(yi)直是(shi)緊缺(que)品種(zhong)。從(cong)(cong)20世(shi)紀90年(nian)代中期以來，每年(nian)都要從(cong)(cong)國(guo)(guo)外進(jin)口(kou)80-100萬t左右(you)。隨著國(guo)(guo)內(nei)經(jing)濟的(de)發展，尤其是(shi)汽車、家電及(ji)建筑業的(de)發展，對鍍鋅(xin)(xin)帶(dai)鋼(gang)的(de)需(xu)求量也大(da)大(da)增加。

鋼(gang)(gang)筋(jin)(jin)桁架(jia)樓承(cheng)板(ban)完成(cheng)了(le)機械化(hua)出(chu)產(chan)，有(you)利(li)于鋼(gang)(gang)筋(jin)(jin)擺放(fang)距離均勻、混凝土(tu)保(bao)護層(ceng)厚度共(gong)同，提高了(le)樓板(ban)的(de)施(shi)工(gong)(gong)質量(liang)。裝配(pei)式(shi)鋼(gang)(gang)筋(jin)(jin)桁架(jia)樓承(cheng)板(ban)可明(ming)顯削減現場鋼(gang)(gang)筋(jin)(jin)綁扎工(gong)(gong)程(cheng)量(liang)，加速施(shi)工(gong)(gong)進度，添加施(shi)工(gong)(gong)確保(bao)，完成(cheng)文明(ming)施(shi)工(gong)(gong)。裝配(pei)式(shi)模板(ban)和(he)(he)連(lian)接(jie)件拆(chai)裝便利(li)，可屢次重復使(shi)用(yong)，節(jie)(jie)省鋼(gang)(gang)材，契合國家節(jie)(jie)能環保(bao)的(de)要(yao)求。鋼(gang)(gang)構(gou)自(zi)主研制(zhi)的(de)產(chan)品配(pei)套自(zi)動化(hua)出(chu)產(chan)設備(bei)，大(da)(da)大(da)(da)提高了(le)勞動出(chu)產(chan)率，有(you)用(yong)降低了(le)產(chan)品成(cheng)本，并編制(zhi)了(le)產(chan)品出(chu)產(chan)企業(ye)規范、規劃手(shou)冊(ce)和(he)(he)節(jie)(jie)點構(gou)造圖集以(yi)及施(shi)工(gong)(gong)手(shou)冊(ce)。該產(chan)品經過(guo)(guo)浙(zhe)江大(da)(da)學土(tu)木工(gong)(gong)程(cheng)測試中心(xin)檢測，并經過(guo)(guo)多項工(gong)(gong)程(cheng)使(shi)用(yong)，各項功能可以(yi)滿意(yi)現澆(jiao)鋼(gang)(gang)筋(jin)(jin)混凝土(tu)樓板(ban)承(cheng)載(zai)力和(he)(he)變形的(de)要(yao)求。

由于我國鋅資源比較豐富，鍍鋅又是一種價廉、能防銹，又能裝飾的高性價比鍍種，因而在汽車、機械、電子、船舶、儀表、輕工等工業部門得到廣泛的應用。如機械零件、低壓電器、高壓開關、緊固連接件、鋼鐵結構件、建筑五金、農業機械、輕工產品等都離不開鍍鋅鈍化制品。C型鋼批發鍍鋅板卷因此可分為熱軋鍍鋅板卷和冷軋熱鍍鋅板卷，它們主要用于建筑、家電、汽車、容器、交通及家業等領域。特別是鋼結構建筑、汽車制造、鋼板倉制造等行業。保山C型鋼 重(zhong)慶鍍鋅(xin)卷特點主要為：耐腐蝕強、表面質量好、得利于深加工(gong)、經濟(ji)實用(yong)等。