樓承(cheng)板(ban)鍍(du)(du)(du)(du)(du)鋅(xin)(xin)首(shou)要(yao)起到(dao)防腐的(de)(de)效(xiao)果，按標準組(zu)合(he)樓板(ban)與(yu)非組(zu)合(he)樓板(ban)壓型鋼板(ban)應選用熱鍍(du)(du)(du)(du)(du)鋅(xin)(xin)，不(bu)(bu)該(gai)選用電鍍(du)(du)(du)(du)(du)鋅(xin)(xin)鋼板(ban)，其雙面鍍(du)(du)(du)(du)(du)鋅(xin)(xin)層(ceng)總含(han)(han)量(liang)(liang)(liang)要(yao)滿足在使(shi)用期(qi)間不(bu)(bu)致(zhi)銹損(sun)的(de)(de)要(yao)求(qiu)。當作為(wei)(wei)非組(zu)合(he)樓承(cheng)板(ban)時，鍍(du)(du)(du)(du)(du)鋅(xin)(xin)層(ceng)含(han)(han)量(liang)(liang)(liang)可(ke)選用較(jiao)(jiao)低(di)值(zhi);當為(wei)(wei)組(zu)合(he)樓承(cheng)板(ban)時，鍍(du)(du)(du)(du)(du)鋅(xin)(xin)層(ceng)含(han)(han)量(liang)(liang)(liang)不(bu)(bu)該(gai)小(xiao)于(yu)(yu)150g/m2。當為(wei)(wei)組(zu)合(he)樓板(ban)且使(shi)用環境條(tiao)件較(jiao)(jiao)為(wei)(wei)惡(e)劣時，鍍(du)(du)(du)(du)(du)鋅(xin)(xin)層(ceng)含(han)(han)量(liang)(liang)(liang)應選用上限(xian)值(zhi)或(huo)更高(gao)值(zhi)。更高(gao)的(de)(de)鍍(du)(du)(du)(du)(du)鋅(xin)(xin)要(yao)求(qiu)，如雙面鍍(du)(du)(du)(du)(du)鋅(xin)(xin)量(liang)(liang)(liang)為(wei)(wei)300g/m2、350g/m2或(huo)鍍(du)(du)(du)(du)(du)鋁鋅(xin)(xin)(5%鋁)275g/m2、300g/m2等(deng)，較(jiao)(jiao)高(gao)的(de)(de)鍍(du)(du)(du)(du)(du)層(ceng)量(liang)(liang)(liang)使(shi)組(zu)合(he)樓板(ban)有(you)更長耐久性，同等(deng)量(liang)(liang)(liang)的(de)(de)鍍(du)(du)(du)(du)(du)鋁鋅(xin)(xin)的(de)(de)防銹蝕才能大(da)約兩(liang)倍于(yu)(yu)一(yi)般熱鍍(du)(du)(du)(du)(du)鋅(xin)(xin)。鍍(du)(du)(du)(du)(du)鋅(xin)(xin)量(liang)(liang)(liang)也(ye)不(bu)(bu)是越(yue)厚(hou)越(yue)好(hao)，當鍍(du)(du)(du)(du)(du)鋅(xin)(xin)量(liang)(liang)(liang)較(jiao)(jiao)厚(hou)時，抗剪連接件栓釘的(de)(de)焊接質(zhi)量(liang)(liang)(liang)就很難保證，焊接時，宜選用局部除鋅(xin)(xin)處理措施(shi)。

鍍鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)是(shi)為防(fang)止鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)表(biao)面(mian)遭受腐蝕，延長(chang)其(qi)使(shi)用壽命，在(zai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)表(biao)面(mian)涂(tu)(tu)以一層(ceng)金屬(shu)鋅(xin)(xin)(xin)，這種涂(tu)(tu)鋅(xin)(xin)(xin)的薄鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)稱(cheng)為鍍鋅(xin)(xin)(xin)板(ban)(ban)(ban)(ban)(ban)。按生(sheng)產(chan)及加工(gong)方法可分為以下(xia)幾(ji)類(lei)：熱浸(jin)(jin)鍍鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。將薄鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)浸(jin)(jin)入熔(rong)(rong) 微商貨源解的鋅(xin)(xin)(xin)槽中，使(shi)其(qi)表(biao)面(mian)粘附一層(ceng)鋅(xin)(xin)(xin)的薄鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。目前主要采用連(lian)續鍍鋅(xin)(xin)(xin)工(gong)藝生(sheng)產(chan)，即把(ba)成(cheng)卷的鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)連(lian)續浸(jin)(jin)在(zai)熔(rong)(rong)解有鋅(xin)(xin)(xin)的鍍槽中制(zhi)成(cheng)鍍鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)；合(he)金化鍍鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。這種鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)也(ye)是(shi)用熱浸(jin)(jin)法制(zhi)造，但在(zai)出(chu)槽后，立即把(ba)它加熱到５００℃左右，使(shi)其(qi)生(sheng)成(cheng)鋅(xin)(xin)(xin)和(he)(he)鐵的合(he)金被膜。這種鍍鋅(xin)(xin)(xin)板(ban)(ban)(ban)(ban)(ban)具有良好的涂(tu)(tu)料的密著性(xing)和(he)(he)焊(han)接(jie)性(xing)。

鍍(du)(du)鋅(xin)(xin)(xin)是一(yi)種(zhong)經(jing)常采(cai)用(yong)(yong)的(de)(de)經(jing)濟而有效的(de)(de)防腐(fu)(fu)方(fang)法。鋅(xin)(xin)(xin)產(chan)量(liang)的(de)(de)一(yi)半左右均(jun)用(yong)(yong)于(yu)此種(zhong)工藝(yi)。鍍(du)(du)鋅(xin)(xin)(xin)卷(juan)是為防止鋼(gang)板表面遭受(shou)腐(fu)(fu)蝕延長其(qi)(qi)使(shi)用(yong)(yong)壽命(ming)，在(zai)鋼(gang)板表面涂(tu)以一(yi)層金屬鋅(xin)(xin)(xin)，這(zhe)種(zhong)涂(tu)鋅(xin)(xin)(xin)的(de)(de)鋼(gang)板稱為鍍(du)(du)鋅(xin)(xin)(xin)卷(juan)。鍍(du)(du)鋅(xin)(xin)(xin)卷(juan)主要用(yong)(yong)于(yu)建筑、家電、汽車、容器、交通及(ji)家業等(deng)(deng)領域。特別是鋼(gang)結構(gou)建筑、汽車制造、鋼(gang)板倉制造等(deng)(deng)行業。耐腐(fu)(fu)蝕強、表面質量(liang)好、得利于(yu)深加工、經(jing)濟實用(yong)(yong)等(deng)(deng)。有關產(chan)品標準都列明鍍(du)(du)鋅(xin)(xin)(xin)卷(juan)推薦的(de)(de)標準厚(hou)(hou)度(du)、長度(du)和(he)寬度(du)及(ji)其(qi)(qi)允許偏差。鍍(du)(du)鋅(xin)(xin)(xin)卷(juan)厚(hou)(hou)度(du)偏差一(yi)般(ban)(ban)在(zai)0.05mm，長寬偏差一(yi)般(ban)(ban)在(zai)5mm ，板材(cai)的(de)(de)厚(hou)(hou)度(du)一(yi)般(ban)(ban)在(zai)0.2-3.2之間 。

鍍鋁鋅板廠家鍍鋅鋼板按用途又可分為一般用、屋頂用、建筑外側板用、結構用、瓦壟板用、拉伸用和深沖用等鍍鋅鋼板。攀鋼鍍鋁鋅板廠家熱(re)鍍(du)(du)(du)鋅(xin)板(ban)主要(yao)應用(yong)(yong)(yong)(yong)(yong)(yong)于建(jian)筑外(wai)用(yong)(yong)(yong)(yong)(yong)(yong)，建(jian)筑內用(yong)(yong)(yong)(yong)(yong)(yong)，民用(yong)(yong)(yong)(yong)(yong)(yong)，門窗，家具(ju)，機(ji)械，電(dian)(dian)子及家用(yong)(yong)(yong)(yong)(yong)(yong)電(dian)(dian)器等領(ling)域。也有(you)(you)機(ji)箱用(yong)(yong)(yong)(yong)(yong)(yong)這個，不(bu)過(guo)熱(re)鍍(du)(du)(du)鋅(xin)板(ban)不(bu)放輻射的(de)。空調(diao)，冰箱，微波爐及其類似家電(dian)(dian)背面的(de)那(nei)個板(ban)就是(shi)熱(re)鍍(du)(du)(du)鋅(xin)板(ban)。鍍(du)(du)(du)鋅(xin)層通過(guo)鈍化處(chu)理(li)(li)(li)(li)，可減(jian)少潮溫貯運條件下產生折銹(xiu)蝕(白銹(xiu)) 。但這種化學處(chu)理(li)(li)(li)(li)的(de)防腐蝕性能是(shi)有(you)(you)限的(de)，而且，妨礙大(da)多(duo)數涂(tu)料的(de)附著性。這種處(chu)理(li)(li)(li)(li)一般不(bu)用(yong)(yong)(yong)(yong)(yong)(yong)在鋅(xin)鐵合金鍍(du)(du)(du)層，除(chu)光整(zheng)表面外(wai)，作(zuo)為(wei)常規(gui)，生產廠對(dui)其他類型(xing)的(de)鍍(du)(du)(du)鋅(xin)層均進行鈍化處(chu)理(li)(li)(li)(li)。