用(yong)(yong)電鍍(du)(du)(du)法制造這(zhe)種(zhong)(zhong)(zhong)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)具有良好的(de)加工性。但鍍(du)(du)(du)層(ceng)較薄(bo)，耐腐蝕性不如熱(re)浸(jin)法鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)板(ban)(ban)；單(dan)面(mian)鍍(du)(du)(du)和(he)(he)雙面(mian)差鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)。單(dan)面(mian)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)，即(ji)只在一(yi)(yi)面(mian)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)的(de)產品。在焊接、涂(tu)裝、防(fang)銹處理、加工等(deng)(deng)方面(mian)，具有比(bi)雙面(mian)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)板(ban)(ban)好的(de)適應(ying)性。為克服(fu)單(dan)面(mian)未涂(tu)鋅(xin)(xin)(xin)(xin)(xin)的(de)缺點，又(you)(you)有一(yi)(yi)種(zhong)(zhong)(zhong)在另面(mian)涂(tu)以薄(bo)層(ceng)鋅(xin)(xin)(xin)(xin)(xin)的(de)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)板(ban)(ban)，即(ji)雙面(mian)差鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)板(ban)(ban)；合(he)金、復合(he)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)。它是用(yong)(yong)鋅(xin)(xin)(xin)(xin)(xin)和(he)(he)其他(ta)金屬如鉛(qian)、鋅(xin)(xin)(xin)(xin)(xin)制成合(he)金乃至復合(he)鍍(du)(du)(du)成的(de)鋼(gang)(gang)(gang)(gang)板(ban)(ban)。這(zhe)種(zhong)(zhong)(zhong)鋼(gang)(gang)(gang)(gang)板(ban)(ban)既具有防(fang)銹性能，又(you)(you)有良好的(de)涂(tu)裝性能。 除(chu)上述五種(zhong)(zhong)(zhong)外(wai)，還(huan)有彩色鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)、印花涂(tu)裝鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)、聚氯乙烯疊層(ceng)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)等(deng)(deng)。但目前(qian)常用(yong)(yong)的(de)仍為熱(re)浸(jin)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)板(ban)(ban)。 鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)按用(yong)(yong)途又(you)(you)可分為一(yi)(yi)般(ban)用(yong)(yong)、屋頂用(yong)(yong)、建筑外(wai)側板(ban)(ban)用(yong)(yong)、結構用(yong)(yong)、瓦(wa)壟板(ban)(ban)用(yong)(yong)、拉伸(shen)用(yong)(yong)和(he)(he)深沖(chong)用(yong)(yong)等(deng)(deng)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)。

樓承(cheng)板(ban)(ban)(ban)鋼結構柱網(wang)間(jian)距一般5~9.0m×8~15m，次(ci)梁間(jian)距3m，而(er)樓承(cheng)板(ban)(ban)(ban)下料(liao)(liao)(liao)(liao)長度為(wei)4.97~8.97m，運(yun)輸與安裝(zhuang)均較困難，尤其是帶(dai)(dai)由(you)圓弧區垂(chui)直(zhi)吊(diao)裝(zhuang)樓承(cheng)板(ban)(ban)(ban)，由(you)上(shang)而(er)下在次(ci)梁狹間(jian)穿套比較困難，且(qie)打亂了次(ci)梁焊(han)(han)接正(zheng)常工序。控制下料(liao)(liao)(liao)(liao)長度為(wei)3～6m，則可避(bi)免(mian)垂(chui)直(zhi)運(yun)輸時(shi)(shi)在次(ci)梁間(jian)無法吊(diao)運(yun)的問(wen)題。 樓承(cheng)板(ban)(ban)(ban)吊(diao)運(yun)時(shi)(shi)采用專用軟吊(diao)索(suo)。每次(ci)吊(diao)裝(zhuang)時(shi)(shi)應(ying)(ying)檢查軟吊(diao)索(suo)是否(fou)有撕裂、割斷現象。樓承(cheng)板(ban)(ban)(ban)擱置在鋼梁上(shang)時(shi)(shi)應(ying)(ying)防止探(tan)頭(tou)。鋪料(liao)(liao)(liao)(liao)時(shi)(shi)操作人員應(ying)(ying)系帶(dai)(dai)，并(bing)保證邊鋪設邊固定在周邊繩上(shang)。 焊(han)(han)接采用熔透點焊(han)(han)連接，施焊(han)(han)前應(ying)(ying)準(zhun)備邊角料(liao)(liao)(liao)(liao)引弧試焊(han)(han)，調整施焊(han)(han)電流.因(yin)樓承(cheng)板(ban)(ban)(ban)底部無水平模板(ban)(ban)(ban)及垂(chui)直(zhi)支(zhi)撐(cheng)，澆(jiao)筑混凝土時(shi)(shi)布料(liao)(liao)(liao)(liao)不宜太集中(zhong)，采用平板(ban)(ban)(ban)振(zhen)搗器及時(shi)(shi)分攤(tan)振(zhen)搗。

樓承板價格鍍鋅方管是一種具以熱軋或冷軋鍍鋅帶鋼或鍍鋅卷板為坯料經冷彎曲加工成型后再經高頻焊接制成的方形截面形狀尺寸的空心方形的截面型鋼鋼管；鍍鋅卷或將事先做好的冷彎空心型鋼管再經熱浸鍍鋅加工而成的鍍鋅方矩管。四川樓承板鍍鋅(xin)(xin)(xin)量是表示鍍鋅(xin)(xin)(xin)板鋅(xin)(xin)(xin)層厚度的(de)(de)一個(ge)普遍采用(yong)的(de)(de)有效方法。鍍鋅(xin)(xin)(xin)量的(de)(de)單(dan)位為(wei)g/m2。鍍鋅(xin)(xin)(xin)層通過(guo)鈍化(hua)處(chu)理，可(ke)減少潮溫貯運條件下(xia)產生(sheng)折(zhe)銹蝕(白銹) 。但這種(zhong)(zhong)化(hua)學(xue)處(chu)理的(de)(de)防腐蝕性(xing)能是有限的(de)(de)，而且，妨礙大(da)多數涂(tu)料的(de)(de)附(fu)著性(xing)。這種(zhong)(zhong)處(chu)理一般不(bu)用(yong)在鋅(xin)(xin)(xin)鐵合(he)金鍍層，除(chu)光整表面外，作為(wei)常(chang)規，生(sheng)產廠對其他(ta)類型的(de)(de)鍍鋅(xin)(xin)(xin)層均(jun)進行鈍化(hua)處(chu)理。

樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)習慣主體鋼(gang)(gang)結(jie)(jie)構(gou)快速施工的(de)(de)(de)(de)(de)(de)要求，能(neng)夠在(zai)短(duan)時間內提供堅定的(de)(de)(de)(de)(de)(de)作(zuo)業渠道，并可采(cai)用多(duo)個(ge)樓(lou)(lou)(lou)層鋪設壓型鋼(gang)(gang)板(ban)(ban)(ban)，分層澆筑(zhu)混凝(ning)土板(ban)(ban)(ban)的(de)(de)(de)(de)(de)(de)流水施工。在(zai)運用階段樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)作(zuo)為混凝(ning)土樓(lou)(lou)(lou)板(ban)(ban)(ban)的(de)(de)(de)(de)(de)(de)受拉(la)鋼(gang)(gang)筋(jin)，也(ye)提高了(le)樓(lou)(lou)(lou)板(ban)(ban)(ban)的(de)(de)(de)(de)(de)(de)剛度，節省了(le)鋼(gang)(gang)筋(jin)和混凝(ning)土的(de)(de)(de)(de)(de)(de)用量(liang)。樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)上面能(neng)夠鋪設保溫，隔音，隔熱，隔振(zhen)等資料(liao)。改進(jin)樓(lou)(lou)(lou)面性(xing)能(neng)充(chong)分發(fa)揮鋼(gang)(gang)的(de)(de)(de)(de)(de)(de)杰出的(de)(de)(de)(de)(de)(de)抗拉(la)強(qiang)度和延性(xing)及混凝(ning)土優良的(de)(de)(de)(de)(de)(de)抗壓強(qiang)度和較大(da)(da)的(de)(de)(de)(de)(de)(de)剛度。壓型板(ban)(ban)(ban)表面壓紋使(shi)(shi)樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)與(yu)混凝(ning)土之間產生大(da)(da)的(de)(de)(de)(de)(de)(de)結(jie)(jie)合力(li)，使(shi)(shi)二者(zhe)形成整體，配以加勁肋(lei)，使(shi)(shi)樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)體系(xi)具有高強(qiang)承(cheng)載力(li)。在(zai)懸(xuan)(xuan)臂條件下，樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)僅作(zuo)為性(xing)模板(ban)(ban)(ban)。懸(xuan)(xuan)挑(tiao)的(de)(de)(de)(de)(de)(de)長度可根(gen)據樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)的(de)(de)(de)(de)(de)(de)截面特性(xing)來定。為了(le)避(bi)免(mian)懸(xuan)(xuan)挑(tiao)板(ban)(ban)(ban)的(de)(de)(de)(de)(de)(de)開裂，需(xu)在(zai)支座處(chu)依(yi)結(jie)(jie)構(gou)工程師的(de)(de)(de)(de)(de)(de)規劃配上負筋(jin)。本公司(si)樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)已通過國(guo)家(jia)固(gu)定救(jiu)活體系(xi)及耐(nai)火(huo)構(gou)件質量(liang)檢測中(zhong)心的(de)(de)(de)(de)(de)(de)耐(nai)火(huo)檢測，作(zuo)為組合樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)無需(xu)防(fang)火(huo)噴涂(tu)，因而(er)大(da)(da)大(da)(da)降低了(le)工程造價。

熱鍍鋅(xin)(xin)生(sheng)產發展(zhan)(zhan)(zhan)一直(zhi)處(chu)于(yu)滯后狀態。20世(shi)紀(ji)(ji)50年(nian)代到60年(nian)代陸續(xu)建(jian)成了13條單張鋼板熔劑(ji)法熱鍍鋅(xin)(xin)機組，能力為10萬t/a，但因產量低、成本高(gao)、質量差(cha)、污染環境、經濟效益差(cha)等缺(que)陷已(yi)先后停、轉(zhuan)產。從20世(shi)紀(ji)(ji)70年(nian)代末(mo)，我國才開(kai)始(shi)建(jian)造大型寬帶(dai)熱鍍鋅(xin)(xin)機組。熱鍍鋅(xin)(xin)帶(dai)鋼在我國市場一直(zhi)是緊缺(que)品種。從20世(shi)紀(ji)(ji)90年(nian)代中期以(yi)來，每年(nian)都(dou)要(yao)從國外(wai)進口80-100萬t左(zuo)右。隨著國內(nei)經濟的(de)發展(zhan)(zhan)(zhan)，尤(you)其是汽車、家電及建(jian)筑(zhu)業(ye)的(de)發展(zhan)(zhan)(zhan)，對(dui)鍍鋅(xin)(xin)帶(dai)鋼的(de)需求量也大大增加。

重慶鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban)按生產及加工方法(fa)可(ke)分為(wei)(wei)以下幾類： 熱浸鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。將薄(bo)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)浸入熔(rong)解的鋅(xin)(xin)(xin)(xin)槽(cao)中(zhong)，使其表面粘(zhan)附一層鋅(xin)(xin)(xin)(xin)的薄(bo)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。目(mu)前主(zhu)要采(cai)用連(lian)續鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)工藝生產，即把成卷(juan)的鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)連(lian)續浸在熔(rong)解有鋅(xin)(xin)(xin)(xin)的鍍(du)(du)(du)槽(cao)中(zhong)制成鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)； 合(he)金(jin)(jin)化鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。為(wei)(wei)克服單面未涂鋅(xin)(xin)(xin)(xin)的缺點，又(you)有一種(zhong)在另面涂以薄(bo)層鋅(xin)(xin)(xin)(xin)的鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban)，即雙(shuang)面差(cha)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban)；合(he)金(jin)(jin)、復合(he)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。它是用鋅(xin)(xin)(xin)(xin)和其他金(jin)(jin)屬(shu)如鉛(qian)、鋅(xin)(xin)(xin)(xin)制成合(he)金(jin)(jin)乃(nai)至復合(he)鍍(du)(du)(du)成的鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。這種(zhong)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)既具有防銹(xiu)性(xing)能，又(you)有良好的涂裝性(xing)能。