樓(lou)承(cheng)板(ban)(ban)(ban)(ban)習慣主體鋼(gang)(gang)結構快速施(shi)工(gong)的(de)要求，能(neng)(neng)夠在(zai)短時間內提供堅(jian)定(ding)(ding)的(de)作(zuo)業渠道，并可采用多個樓(lou)層(ceng)鋪(pu)設壓型鋼(gang)(gang)板(ban)(ban)(ban)(ban)，分層(ceng)澆筑混(hun)(hun)(hun)凝(ning)(ning)土板(ban)(ban)(ban)(ban)的(de)流水(shui)施(shi)工(gong)。在(zai)運用階段樓(lou)承(cheng)板(ban)(ban)(ban)(ban)作(zuo)為混(hun)(hun)(hun)凝(ning)(ning)土樓(lou)板(ban)(ban)(ban)(ban)的(de)受拉(la)鋼(gang)(gang)筋(jin)，也提高(gao)了樓(lou)板(ban)(ban)(ban)(ban)的(de)剛度(du)，節省了鋼(gang)(gang)筋(jin)和混(hun)(hun)(hun)凝(ning)(ning)土的(de)用量。樓(lou)承(cheng)板(ban)(ban)(ban)(ban)上(shang)面能(neng)(neng)夠鋪(pu)設保(bao)溫，隔(ge)音，隔(ge)熱(re)，隔(ge)振(zhen)等(deng)資料(liao)。改進(jin)樓(lou)面性(xing)(xing)能(neng)(neng)充分發揮鋼(gang)(gang)的(de)杰出的(de)抗拉(la)強度(du)和延性(xing)(xing)及混(hun)(hun)(hun)凝(ning)(ning)土優良的(de)抗壓強度(du)和較大(da)(da)的(de)剛度(du)。壓型板(ban)(ban)(ban)(ban)表面壓紋(wen)使(shi)樓(lou)承(cheng)板(ban)(ban)(ban)(ban)與(yu)混(hun)(hun)(hun)凝(ning)(ning)土之間產生大(da)(da)的(de)結合力，使(shi)二者形(xing)成整體，配(pei)以(yi)加勁肋，使(shi)樓(lou)承(cheng)板(ban)(ban)(ban)(ban)體系具有高(gao)強承(cheng)載力。在(zai)懸(xuan)臂條(tiao)件下，樓(lou)承(cheng)板(ban)(ban)(ban)(ban)僅作(zuo)為性(xing)(xing)模(mo)板(ban)(ban)(ban)(ban)。懸(xuan)挑的(de)長(chang)度(du)可根據樓(lou)承(cheng)板(ban)(ban)(ban)(ban)的(de)截面特性(xing)(xing)來定(ding)(ding)。為了避免懸(xuan)挑板(ban)(ban)(ban)(ban)的(de)開裂，需在(zai)支座處依結構工(gong)程師(shi)的(de)規(gui)劃(hua)配(pei)上(shang)負筋(jin)。本(ben)公司樓(lou)承(cheng)板(ban)(ban)(ban)(ban)已通過國家固定(ding)(ding)救活體系及耐火(huo)構件質量檢(jian)測(ce)中心(xin)的(de)耐火(huo)檢(jian)測(ce)，作(zuo)為組合樓(lou)承(cheng)板(ban)(ban)(ban)(ban)無需防火(huo)噴涂，因(yin)而大(da)(da)大(da)(da)降低了工(gong)程造價。

白鐵價格鍍鋅板使用的時候，自然也是要讓它在質量上面達到很好的表現，但是對于它在自己的質量表現表現來說，往往是有很多方面的，那么它在自己的質量上面都是有什么表現呢？首先一個方面，就是它在自己的表面上要達到平的要求，這一點自然也是它在自己使用時的一個重要的表現，現在也一些廠家，他們在生產時，因為沒有使用很好的設備，也或者是在技術上面低下，自然就沒有這方面的表現。樂山白鐵重(zhong)慶鍍(du)鋅(xin)板本身的(de)(de)性(xing)能上(shang)(shang)面有很大的(de)(de)下(xia)降，而且因(yin)為它(ta)在自(zi)己的(de)(de)平上(shang)(shang)面沒有自(zi)己的(de)(de)表(biao)現，同時用戶在自(zi)己使用時，也不會達到很高的(de)(de)使用壽命。

鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)是(shi)為(wei)防(fang)止鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)表(biao)面(mian)遭受腐蝕，延長其使用(yong)壽(shou)命(ming)，在鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)表(biao)面(mian)涂(tu)以(yi)一層金(jin)(jin)屬(shu)鋅(xin)(xin)(xin)(xin)(xin)，這(zhe)種(zhong)涂(tu)鋅(xin)(xin)(xin)(xin)(xin)的(de)(de)薄鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)稱為(wei)鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban)(ban)(ban)。鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)也是(shi)用(yong)熱(re)浸(jin)(jin)法(fa)制(zhi)(zhi)造，但在出槽(cao)后，立(li)即(ji)把它加(jia)熱(re)到(dao)500℃左(zuo)右(you)，使其生(sheng)成鋅(xin)(xin)(xin)(xin)(xin)和鐵的(de)(de)合(he)(he)金(jin)(jin)被(bei)膜。這(zhe)種(zhong)鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)卷(juan)具有(you)(you)(you)良(liang)(liang)好(hao)的(de)(de)涂(tu)料的(de)(de)密著(zhu)(zhu)性和焊(han)接性。合(he)(he)金(jin)(jin)化鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)。這(zhe)種(zhong)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)也是(shi)用(yong)熱(re)浸(jin)(jin)法(fa)制(zhi)(zhi)造，但在出槽(cao)后，立(li)即(ji)把它加(jia)熱(re)到(dao)500℃左(zuo)右(you)，使其生(sheng)成鋅(xin)(xin)(xin)(xin)(xin)和鐵的(de)(de)合(he)(he)金(jin)(jin)被(bei)膜。這(zhe)種(zhong)鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban)(ban)(ban)具有(you)(you)(you)良(liang)(liang)好(hao)的(de)(de)涂(tu)料的(de)(de)密著(zhu)(zhu)性和焊(han)接性。熱(re)浸(jin)(jin)鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)。將薄鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)浸(jin)(jin)入熔(rong)解(jie)的(de)(de)鋅(xin)(xin)(xin)(xin)(xin)槽(cao)中，使其表(biao)面(mian)粘(zhan)附一層鋅(xin)(xin)(xin)(xin)(xin)的(de)(de)薄鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)。目前主要采用(yong)連續(xu)(xu)鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)工藝生(sheng)產，即(ji)把成卷(juan)的(de)(de)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)連續(xu)(xu)浸(jin)(jin)在熔(rong)解(jie)有(you)(you)(you)鋅(xin)(xin)(xin)(xin)(xin)的(de)(de)鍍(du)(du)槽(cao)中制(zhi)(zhi)成鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)。合(he)(he)金(jin)(jin)、復(fu)合(he)(he)鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)。它是(shi)用(yong)鋅(xin)(xin)(xin)(xin)(xin)和其他金(jin)(jin)屬(shu)如鉛、鋅(xin)(xin)(xin)(xin)(xin)制(zhi)(zhi)成合(he)(he)金(jin)(jin)乃至復(fu)合(he)(he)鍍(du)(du)成的(de)(de)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)。這(zhe)種(zhong)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)既具有(you)(you)(you)防(fang)銹性能(neng)，又有(you)(you)(you)良(liang)(liang)好(hao)的(de)(de)涂(tu)裝性能(neng)。

重(zhong)慶鍍鋅(xin)(xin)卷主(zhu)要(yao)有(you)：脫落(luo)(luo)、劃傷(shang)、鈍化斑、鋅(xin)(xin)粒、厚邊、氣(qi)刀條痕(hen)、氣(qi)刀刮痕(hen)、露鋼、夾雜、機械損傷(shang)、鋼基性能不良、浪邊、瓢曲、尺寸不合、壓印(yin)、鋅(xin)(xin)層厚度不合、輥印(yin)等(deng)。鋅(xin)(xin)層脫落(luo)(luo)的(de)主(zhu)要(yao)原(yuan)因有(you)：表面(mian)氧(yang)化、有(you)硅(gui)化合物(wu)、冷扎乳化液(ye)太臟(zang)、NOF段(duan)氧(yang)化氣(qi)氛及保護氣(qi)體露點(dian)太高、空燃比(bi)不合理、氫氣(qi)流量(liang)偏(pian)低(di)、爐(lu)子有(you)氧(yang)滲入，帶鋼入鍋溫度偏(pian)低(di)，RWP段(duan)爐(lu)壓偏(pian)低(di)及爐(lu)門吸(xi)風、NOF段(duan)爐(lu)溫偏(pian)低(di)，油脂蒸發不盡、鋅(xin)(xin)鍋鋁含(han)量(liang)偏(pian)低(di)、機組(zu)速度太快、還原(yuan)不充分、鋅(xin)(xin)液(ye)中(zhong)停留時間太短、鍍層偏(pian)厚。白(bai)銹和(he)黑(hei)斑產生的(de)原(yuan)因有(you)：黑(hei)斑是白(bai)銹進一步氧(yang)化形成的(de)鍍鋅(xin)(xin)板的(de)特點(dian)與用途。鍍鋅(xin)(xin)卷板是以(yi)熱軋(ya)(ya)鋼帶或冷軋(ya)(ya)鋼帶為基板，經(jing)(jing)過連續熱浸(jin)鍍鋅(xin)(xin)工藝(yi)而生產出來的(de)， 產品具有(you)耐腐蝕(shi)強(qiang)、 表面(mian)質量(liang)好、有(you)利于深加(jia)工、經(jing)(jing)濟實用等(deng)特點(dian)。

首先，在鋼結構樓層板中要(yao)達到耐火(huo)1.5小時，總(zong)的來說可以(yi)選擇開口(kou)板、縮口(kou)板、閉口(kou)板三大類(lei)。規(gui)范上(shang)混凝土要(yao)高(gao)于開口(kou)板肋頂(ding)之(zhi)上(shang)80mm，并且板底需(xu)配置(zhi)板底受(shou)力筋。還(huan)有(you)一種就(jiu)是再開口(kou)板底部刷防火(huo)涂料，涂料厚(hou)度(du)大于等于15,這(zhe)樣的話，只要(yao)達到構造要(yao)求(qiu)高(gao)于肋頂(ding)5公分就(jiu)可以(yi)了。而縮口(kou)板和閉口(kou)板，只需(xu)要(yao)總(zong)的樓板厚(hou)度(du)大于等于110即可，但是縮口(kou)板雖然在防火(huo)方面比開口(kou)板要(yao)好。但是底部還(huan)是需(xu)要(yao)加板底受(shou)力筋，而閉口(kou)板則(ze)不需(xu)要(yao)。