鍍(du)鋅卷(juan)分熱(re)(re)鍍(du)鋅和(he)(he)電鍍(du)鋅兩(liang)種，熱(re)(re)鍍(du)鋅鍍(du)鋅層厚，具有(you)(you)鍍(du)層均勻，附(fu)著力強，使用壽命長等優點。電鍍(du)鋅成(cheng)本低(di)，表面不是很光(guang)滑，其本身的(de)耐(nai)腐蝕(shi)性(xing)(xing)(xing)比(bi)熱(re)(re)鍍(du)鋅管相差很多。提起(qi)鍍(du)鋅管，可能(neng)沒接(jie)觸過(guo)建(jian)材的(de)朋友(you)并不了(le)解。從(cong)1935年建(jian)立(li)一(yi)條連續涂(tu)層鋼板(ban)(ban)線開始，彩(cai)涂(tu)板(ban)(ban)得到了(le)廣泛應用，目(mu)前彩(cai)涂(tu)板(ban)(ban)的(de)品種繁多，大約超過(guo)600種，彩(cai)涂(tu)板(ban)(ban)兼有(you)(you)機聚合物與鋼板(ban)(ban)兩(liang)者的(de)優點，既有(you)(you)有(you)(you)機聚合物的(de)良好著色性(xing)(xing)(xing)、成(cheng)型性(xing)(xing)(xing)、耐(nai)蝕(shi)性(xing)(xing)(xing)、裝飾性(xing)(xing)(xing)、又有(you)(you)鋼板(ban)(ban)的(de)高強度和(he)(he)易加(jia)工性(xing)(xing)(xing)，能(neng)很容易地進行(xing)沖壓裁剪、彎(wan)曲、深(shen)沖等加(jia)工。

重慶樓(lou)承板(ban)(ban)(ban)(ban)的鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)量沒(mei)有一個具體的標(biao)準，制作(zuo)壓(ya)型(xing)(xing)鋼(gang)(gang)板(ban)(ban)(ban)(ban)的冷(leng)軋(ya)鋼(gang)(gang)卷(juan)須連續熱浸鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)（或鍍(du)(du)(du)鋁(lv)(lv)鋅(xin)(xin)(xin)(xin)），鍍(du)(du)(du)（鋁(lv)(lv)）鋅(xin)(xin)(xin)(xin)量視設計要求而定。樓(lou)承板(ban)(ban)(ban)(ban)用壓(ya)型(xing)(xing)鋼(gang)(gang)板(ban)(ban)(ban)(ban)宜選擇熱浸鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)。不允許(xu)使用電鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)，電鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)僅在(zai)基(ji)材表面形(xing)成保護層，防腐能力有限。目前市場上有鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)（鍍(du)(du)(du)層含鋁(lv)(lv)5%或55%），在(zai)酸性環境下的防腐效果由于熱浸鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)，但(dan)在(zai)混(hun)凝土(tu)的堿性條件(jian)下，鍍(du)(du)(du)鋁(lv)(lv)鋅(xin)(xin)(xin)(xin)的防腐蝕(shi)性能低于熱浸鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)，且鋁(lv)(lv)會和混(hun)凝土(tu)發(fa)生反應，并降低混(hun)凝土(tu)與鋼(gang)(gang)板(ban)(ban)(ban)(ban)的粘結性能。因(yin)此參考國外規范，及國內外工程，行家壓(ya)型(xing)(xing)鋼(gang)(gang)板(ban)(ban)(ban)(ban)不建議使用鍍(du)(du)(du)鋁(lv)(lv)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)。

重(zhong)慶鍍(du)鋅(xin)(xin)(xin)板(ban)(ban)按(an)生(sheng)產及加工方(fang)法可分(fen)為以(yi)下(xia)幾類： 熱(re)浸鍍(du)鋅(xin)(xin)(xin)鋼(gang)板(ban)(ban)。將薄鋼(gang)板(ban)(ban)浸入(ru)熔解的(de)(de)鋅(xin)(xin)(xin)槽(cao)中，使其表面(mian)粘附一層鋅(xin)(xin)(xin)的(de)(de)薄鋼(gang)板(ban)(ban)。目前主(zhu)要采(cai)用(yong)連(lian)續(xu)鍍(du)鋅(xin)(xin)(xin)工藝(yi)生(sheng)產，即(ji)把成(cheng)(cheng)卷的(de)(de)鋼(gang)板(ban)(ban)連(lian)續(xu)浸在熔解有(you)鋅(xin)(xin)(xin)的(de)(de)鍍(du)槽(cao)中制成(cheng)(cheng)鍍(du)鋅(xin)(xin)(xin)鋼(gang)板(ban)(ban)； 合(he)金(jin)化鍍(du)鋅(xin)(xin)(xin)鋼(gang)板(ban)(ban)。為克服(fu)單面(mian)未涂(tu)鋅(xin)(xin)(xin)的(de)(de)缺點(dian)，又有(you)一種在另面(mian)涂(tu)以(yi)薄層鋅(xin)(xin)(xin)的(de)(de)鍍(du)鋅(xin)(xin)(xin)板(ban)(ban)，即(ji)雙面(mian)差鍍(du)鋅(xin)(xin)(xin)板(ban)(ban)；合(he)金(jin)、復(fu)合(he)鍍(du)鋅(xin)(xin)(xin)鋼(gang)板(ban)(ban)。它(ta)是用(yong)鋅(xin)(xin)(xin)和其他金(jin)屬如(ru)鉛、鋅(xin)(xin)(xin)制成(cheng)(cheng)合(he)金(jin)乃(nai)至(zhi)復(fu)合(he)鍍(du)成(cheng)(cheng)的(de)(de)鋼(gang)板(ban)(ban)。這種鋼(gang)板(ban)(ban)既具(ju)有(you)防銹(xiu)性(xing)能(neng)，又有(you)良(liang)好的(de)(de)涂(tu)裝性(xing)能(neng)。

重慶鍍(du)(du)(du)鋅(xin)(xin)卷主要有(you)：脫落、劃傷(shang)、鈍化(hua)(hua)斑、鋅(xin)(xin)粒、厚(hou)邊(bian)、氣(qi)刀(dao)條痕(hen)、氣(qi)刀(dao)刮痕(hen)、露鋼(gang)(gang)、夾雜、機械(xie)損傷(shang)、鋼(gang)(gang)基性(xing)能不(bu)(bu)良、浪邊(bian)、瓢曲、尺寸不(bu)(bu)合、壓印(yin)、鋅(xin)(xin)層(ceng)厚(hou)度不(bu)(bu)合、輥印(yin)等。鋅(xin)(xin)層(ceng)脫落的(de)主要原因有(you)：表面氧化(hua)(hua)、有(you)硅化(hua)(hua)合物、冷扎乳化(hua)(hua)液(ye)(ye)太臟、NOF段氧化(hua)(hua)氣(qi)氛及保護氣(qi)體(ti)露點太高、空(kong)燃比不(bu)(bu)合理、氫氣(qi)流(liu)量(liang)偏(pian)(pian)低(di)、爐(lu)子有(you)氧滲(shen)入(ru)，帶(dai)鋼(gang)(gang)入(ru)鍋溫(wen)度偏(pian)(pian)低(di)，RWP段爐(lu)壓偏(pian)(pian)低(di)及爐(lu)門吸風、NOF段爐(lu)溫(wen)偏(pian)(pian)低(di)，油脂蒸發不(bu)(bu)盡、鋅(xin)(xin)鍋鋁含量(liang)偏(pian)(pian)低(di)、機組速度太快、還原不(bu)(bu)充分、鋅(xin)(xin)液(ye)(ye)中停留時間太短、鍍(du)(du)(du)層(ceng)偏(pian)(pian)厚(hou)。白銹和黑斑產(chan)(chan)生的(de)原因有(you)：黑斑是白銹進一步氧化(hua)(hua)形成的(de)鍍(du)(du)(du)鋅(xin)(xin)板的(de)特點與(yu)用(yong)(yong)途。鍍(du)(du)(du)鋅(xin)(xin)卷板是以(yi)熱軋鋼(gang)(gang)帶(dai)或(huo)冷軋鋼(gang)(gang)帶(dai)為基板，經(jing)過連(lian)續熱浸鍍(du)(du)(du)鋅(xin)(xin)工藝而生產(chan)(chan)出來(lai)的(de)， 產(chan)(chan)品具有(you)耐腐蝕強、 表面質量(liang)好(hao)、有(you)利于深加工、經(jing)濟實用(yong)(yong)等特點。

冷軋板價格樓承板習慣主體鋼結構快速施工的要求，能夠在短時間內提供堅定的作業渠道，并可采用多個樓層鋪設壓型鋼板，分層澆筑混凝土板的流水施工。在運用階段樓承板作為混凝土樓板的受拉鋼筋，也提高了樓板的剛度，節省了鋼筋和混凝土的用量。資陽酒鋼冷軋板樓(lou)(lou)(lou)承(cheng)(cheng)(cheng)板(ban)上(shang)(shang)面(mian)(mian)(mian)能夠鋪設保溫，隔音(yin)，隔熱，隔振等資料。改進(jin)樓(lou)(lou)(lou)面(mian)(mian)(mian)性(xing)能充分發揮鋼的(de)(de)杰出的(de)(de)抗拉強(qiang)(qiang)(qiang)度(du)和(he)延性(xing)及混(hun)凝土(tu)優(you)良(liang)的(de)(de)抗壓(ya)強(qiang)(qiang)(qiang)度(du)和(he)較(jiao)大(da)的(de)(de)剛(gang)度(du)。壓(ya)型板(ban)表(biao)面(mian)(mian)(mian)壓(ya)紋使樓(lou)(lou)(lou)承(cheng)(cheng)(cheng)板(ban)與混(hun)凝土(tu)之間產生大(da)的(de)(de)結合(he)力，使二者形成整體，配(pei)以加勁(jing)肋(lei)，使樓(lou)(lou)(lou)承(cheng)(cheng)(cheng)板(ban)體系(xi)具(ju)有高強(qiang)(qiang)(qiang)承(cheng)(cheng)(cheng)載力。在(zai)懸(xuan)臂(bei)條件下(xia)，樓(lou)(lou)(lou)承(cheng)(cheng)(cheng)板(ban)僅作(zuo)為性(xing)模板(ban)。懸(xuan)挑的(de)(de)長(chang)度(du)可根據(ju)樓(lou)(lou)(lou)承(cheng)(cheng)(cheng)板(ban)的(de)(de)截面(mian)(mian)(mian)特性(xing)來定(ding)。為了避(bi)免懸(xuan)挑板(ban)的(de)(de)開裂，需在(zai)支座(zuo)處依結構(gou)工程(cheng)師的(de)(de)規劃配(pei)上(shang)(shang)負(fu)筋(jin)。本公司(si)樓(lou)(lou)(lou)承(cheng)(cheng)(cheng)板(ban)已通(tong)過國(guo)家固定(ding)救活(huo)體系(xi)及耐火構(gou)件質量(liang)檢(jian)測中心(xin)的(de)(de)耐火檢(jian)測，作(zuo)為組(zu)合(he)樓(lou)(lou)(lou)承(cheng)(cheng)(cheng)板(ban)無需防(fang)火噴(pen)涂，因(yin)而大(da)大(da)降低了工程(cheng)造價。