樓(lou)(lou)承板(ban)鋼結構柱網間(jian)(jian)距一(yi)般(ban)5~9.0m×8~15m，次梁(liang)間(jian)(jian)距3m，而(er)樓(lou)(lou)承板(ban)下(xia)(xia)料(liao)(liao)長(chang)(chang)度為4.97~8.97m，運(yun)輸與安裝均較困(kun)難，尤其是(shi)(shi)帶由(you)(you)圓弧區垂直吊裝樓(lou)(lou)承板(ban)，由(you)(you)上而(er)下(xia)(xia)在(zai)次梁(liang)狹間(jian)(jian)穿(chuan)套比(bi)較困(kun)難，且打亂了次梁(liang)焊(han)(han)接正(zheng)常工序(xu)。控制下(xia)(xia)料(liao)(liao)長(chang)(chang)度為3～6m，則可避免垂直運(yun)輸時(shi)(shi)(shi)(shi)在(zai)次梁(liang)間(jian)(jian)無(wu)法吊運(yun)的問題(ti)。 樓(lou)(lou)承板(ban)吊運(yun)時(shi)(shi)(shi)(shi)采(cai)(cai)用(yong)專用(yong)軟(ruan)吊索。每次吊裝時(shi)(shi)(shi)(shi)應檢查軟(ruan)吊索是(shi)(shi)否有(you)撕裂、割斷(duan)現象。樓(lou)(lou)承板(ban)擱置在(zai)鋼梁(liang)上時(shi)(shi)(shi)(shi)應防止(zhi)探頭。鋪料(liao)(liao)時(shi)(shi)(shi)(shi)操(cao)作人(ren)員(yuan)應系帶，并保證邊(bian)鋪設邊(bian)固定在(zai)周邊(bian)繩上。 焊(han)(han)接采(cai)(cai)用(yong)熔透點焊(han)(han)連接，施焊(han)(han)前應準備(bei)邊(bian)角料(liao)(liao)引(yin)弧試(shi)焊(han)(han)，調整施焊(han)(han)電流.因(yin)樓(lou)(lou)承板(ban)底(di)部(bu)無(wu)水平模板(ban)及(ji)垂直支撐，澆筑混凝土時(shi)(shi)(shi)(shi)布料(liao)(liao)不宜太集中(zhong)，采(cai)(cai)用(yong)平板(ban)振搗器(qi)及(ji)時(shi)(shi)(shi)(shi)分攤(tan)振搗。

鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)鋼(gang)板的表(biao)面鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)主要采(cai)用(yong)的方法(fa)是熱鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)。熱鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)是由(you)(you)較古老的熱鍍(du)(du)(du)(du)方法(fa)發(fa)展而(er)來的，自從1836年(nian)法(fa)國(guo)把熱鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)應(ying)用(yong)于工(gong)業以(yi)來，已(yi)經有一百七(qi)十年(nian)的歷史(shi)了。然而(er)，熱鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)工(gong)業是近三(san)十年(nian)來伴(ban)隨冷軋帶鋼(gang)的飛速發(fa)展而(er)得到了大規(gui)模發(fa)展。鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)溶液(ye)(ye)(ye)有氰(qing)(qing)(qing)(qing)(qing)化(hua)物鍍(du)(du)(du)(du)液(ye)(ye)(ye)和無(wu)氰(qing)(qing)(qing)(qing)(qing)鍍(du)(du)(du)(du)液(ye)(ye)(ye)兩類。氰(qing)(qing)(qing)(qing)(qing)化(hua)物鍍(du)(du)(du)(du)液(ye)(ye)(ye)中分微氰(qing)(qing)(qing)(qing)(qing)、低氰(qing)(qing)(qing)(qing)(qing)、中氰(qing)(qing)(qing)(qing)(qing)、和高氰(qing)(qing)(qing)(qing)(qing)幾類。無(wu)氰(qing)(qing)(qing)(qing)(qing)鍍(du)(du)(du)(du)液(ye)(ye)(ye)有堿性鋅(xin)(xin)(xin)酸鹽(yan)鍍(du)(du)(du)(du)液(ye)(ye)(ye)、銨鹽(yan)鍍(du)(du)(du)(du)液(ye)(ye)(ye)、硫酸鹽(yan)鍍(du)(du)(du)(du)液(ye)(ye)(ye)及(ji)無(wu)氨氯化(hua)物鍍(du)(du)(du)(du)液(ye)(ye)(ye)等。氰(qing)(qing)(qing)(qing)(qing)化(hua)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)溶液(ye)(ye)(ye)均鍍(du)(du)(du)(du)能力好，得到的鍍(du)(du)(du)(du)層光滑細(xi)致，在生產(chan)中被長期采(cai)用(yong)。但由(you)(you)于氰(qing)(qing)(qing)(qing)(qing)化(hua)物劇毒(du)，對環境污染嚴重，近年(nian)來已(yi)趨向于采(cai)用(yong)低氰(qing)(qing)(qing)(qing)(qing)、微氰(qing)(qing)(qing)(qing)(qing)、無(wu)氰(qing)(qing)(qing)(qing)(qing)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)溶液(ye)(ye)(ye)。

鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)是(shi)為防(fang)止(zhi)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)表面遭受腐(fu)蝕(shi)，延長(chang)其(qi)使用(yong)(yong)(yong)壽(shou)命，在鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)表面涂(tu)以一(yi)層金(jin)(jin)(jin)(jin)屬(shu)鋅(xin)(xin)(xin)(xin)(xin)(xin)，這(zhe)種涂(tu)鋅(xin)(xin)(xin)(xin)(xin)(xin)的薄鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)稱(cheng)為鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)板(ban)(ban)。鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)也(ye)是(shi)用(yong)(yong)(yong)熱(re)浸(jin)法制(zhi)造(zao)，但(dan)在出槽(cao)后，立即把它加(jia)熱(re)到500℃左(zuo)右，使其(qi)生(sheng)成(cheng)(cheng)鋅(xin)(xin)(xin)(xin)(xin)(xin)和(he)(he)鐵的合(he)(he)(he)金(jin)(jin)(jin)(jin)被膜。這(zhe)種鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)卷(juan)(juan)具有良(liang)好的涂(tu)料(liao)的密著性(xing)(xing)和(he)(he)焊接(jie)性(xing)(xing)。合(he)(he)(he)金(jin)(jin)(jin)(jin)化(hua)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)。這(zhe)種鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)也(ye)是(shi)用(yong)(yong)(yong)熱(re)浸(jin)法制(zhi)造(zao)，但(dan)在出槽(cao)后，立即把它加(jia)熱(re)到500℃左(zuo)右，使其(qi)生(sheng)成(cheng)(cheng)鋅(xin)(xin)(xin)(xin)(xin)(xin)和(he)(he)鐵的合(he)(he)(he)金(jin)(jin)(jin)(jin)被膜。這(zhe)種鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)板(ban)(ban)具有良(liang)好的涂(tu)料(liao)的密著性(xing)(xing)和(he)(he)焊接(jie)性(xing)(xing)。熱(re)浸(jin)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)。將(jiang)薄鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)浸(jin)入熔解的鋅(xin)(xin)(xin)(xin)(xin)(xin)槽(cao)中(zhong)，使其(qi)表面粘(zhan)附一(yi)層鋅(xin)(xin)(xin)(xin)(xin)(xin)的薄鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)。目前主要采用(yong)(yong)(yong)連續鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)工藝生(sheng)產(chan)，即把成(cheng)(cheng)卷(juan)(juan)的鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)連續浸(jin)在熔解有鋅(xin)(xin)(xin)(xin)(xin)(xin)的鍍(du)(du)(du)槽(cao)中(zhong)制(zhi)成(cheng)(cheng)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)。合(he)(he)(he)金(jin)(jin)(jin)(jin)、復(fu)合(he)(he)(he)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)。它是(shi)用(yong)(yong)(yong)鋅(xin)(xin)(xin)(xin)(xin)(xin)和(he)(he)其(qi)他(ta)金(jin)(jin)(jin)(jin)屬(shu)如鉛、鋅(xin)(xin)(xin)(xin)(xin)(xin)制(zhi)成(cheng)(cheng)合(he)(he)(he)金(jin)(jin)(jin)(jin)乃至復(fu)合(he)(he)(he)鍍(du)(du)(du)成(cheng)(cheng)的鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)。這(zhe)種鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)既具有防(fang)銹性(xing)(xing)能，又(you)有良(liang)好的涂(tu)裝性(xing)(xing)能。

鍍(du)鋅(xin)板(ban)(ban)選擇(ze)要(yao)(yao)(yao)注(zhu)重(zhong)(zhong)的(de)(de)(de)(de)(de)幾個(ge)要(yao)(yao)(yao)點(dian)，工業企(qi)業的(de)(de)(de)(de)(de)客(ke)戶選擇(ze)專(zhuan)用工業原料(liao)，要(yao)(yao)(yao)注(zhu)重(zhong)(zhong)從四個(ge)標(biao)準(zhun)。一(yi)是(shi)(shi)(shi)(shi)要(yao)(yao)(yao)注(zhu)重(zhong)(zhong)品(pin)牌來(lai)(lai)進行(xing)(xing)選擇(ze)，因為鍍(du)鋅(xin)技(ji)術的(de)(de)(de)(de)(de)要(yao)(yao)(yao)求嚴(yan)格，所(suo)(suo)以有的(de)(de)(de)(de)(de)基(ji)(ji)礎(chu)(chu)，當然產(chan)品(pin)質(zhi)(zhi)量與(yu)技(ji)術標(biao)準(zhun)都會更可靠，都會有好(hao)的(de)(de)(de)(de)(de)專(zhuan)業標(biao)準(zhun)。二是(shi)(shi)(shi)(shi)要(yao)(yao)(yao)注(zhu)重(zhong)(zhong)產(chan)品(pin)本身的(de)(de)(de)(de)(de)鍍(du)層質(zhi)(zhi)量，鍍(du)層一(yi)要(yao)(yao)(yao)靠技(ji)術，二要(yao)(yao)(yao)靠純度(du)，所(suo)(suo)以從產(chan)品(pin)表面來(lai)(lai)看質(zhi)(zhi)量，這(zhe)是(shi)(shi)(shi)(shi)基(ji)(ji)本也是(shi)(shi)(shi)(shi)重(zhong)(zhong)要(yao)(yao)(yao)的(de)(de)(de)(de)(de)一(yi)個(ge)標(biao)準(zhun)。三是(shi)(shi)(shi)(shi)要(yao)(yao)(yao)看基(ji)(ji)礎(chu)(chu)材料(liao)。鍍(du)鋅(xin)板(ban)(ban)基(ji)(ji)礎(chu)(chu)金屬材料(liao)的(de)(de)(de)(de)(de)質(zhi)(zhi)量，與(yu)成品(pin)鍍(du)鋅(xin)板(ban)(ban)的(de)(de)(de)(de)(de)質(zhi)(zhi)量與(yu)耐用性密切相關，所(suo)(suo)以在進行(xing)(xing)產(chan)品(pin)選擇(ze)的(de)(de)(de)(de)(de)時(shi)候，需要(yao)(yao)(yao)注(zhu)重(zhong)(zhong)這(zhe)個(ge)細節，而材料(liao)的(de)(de)(de)(de)(de)提供，就是(shi)(shi)(shi)(shi)對(dui)于工業生(sheng)產(chan)來(lai)(lai)說，有基(ji)(ji)礎(chu)(chu)條(tiao)件。四是(shi)(shi)(shi)(shi)要(yao)(yao)(yao)注(zhu)重(zhong)(zhong)價格對(dui)比，不是(shi)(shi)(shi)(shi)好(hao)的(de)(de)(de)(de)(de)就是(shi)(shi)(shi)(shi)貴的(de)(de)(de)(de)(de)，但是(shi)(shi)(shi)(shi)如果廉價的(de)(de)(de)(de)(de)把產(chan)品(pin)，那是(shi)(shi)(shi)(shi)不可信的(de)(de)(de)(de)(de)。

鍍鋅鋼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;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。酒鋼鍍鋅鋼板價格鍍鋅(xin)卷廠產量隨著(zhu)國民生活水平不(bu)斷(duan)提(ti)高和城(cheng)市化(hua)建設的(de)(de)(de)(de)不(bu)斷(duan)推(tui)進，從現(xian)在的(de)(de)(de)(de)1.6億噸每年，增(zeng)加到3億噸甚至更(geng)多也不(bu)是什么很遙遠的(de)(de)(de)(de)夢(meng)想。作(zuo)為(wei)煉(lian)鋼(gang)(gang)原料的(de)(de)(de)(de)鐵礦石與廢鋼(gang)(gang)，前者是不(bu)可(ke)的(de)(de)(de)(de)資(zi)源，后(hou)者是可(ke)以循環利用(yong)的(de)(de)(de)(de)資(zi)源。無論從環保角度(du)還是從鋼(gang)(gang)企的(de)(de)(de)(de)運作(zuo)成本上看，廢鋼(gang)(gang)都有著(zhu)礦石所無法比擬的(de)(de)(de)(de)優勢(shi)。發展高強(qiang)度(du)熱鍍鋅(xin)鋼(gang)(gang)板。隨著(zhu)汽車(che)工業逐(zhu)漸向(xiang)、節能(neng)方向(xiang)發展，對汽車(che)用(yong)鍍鋅(xin)鋼(gang)(gang)板性能(neng)要求也進一(yi)步提(ti)高。為(wei)了汽車(che)板的(de)(de)(de)(de)耐腐蝕性，將擴大(da)熱鍍鋅(xin)鋼(gang)(gang)板的(de)(de)(de)(de)使用(yong)率。

鍍(du)(du)鋅(xin)(xin)(xin)方管是(shi)一(yi)(yi)種(zhong)(zhong)具以熱軋或冷軋鍍(du)(du)鋅(xin)(xin)(xin)帶鋼(gang)或鍍(du)(du)鋅(xin)(xin)(xin)卷(juan)板為坯料經冷彎(wan)曲加工成(cheng)型(xing)后再經高頻(pin)焊接(jie)制成(cheng)的(de)(de)方形截面形狀尺寸的(de)(de)空(kong)心(xin)方形的(de)(de)截面型(xing)鋼(gang)鋼(gang)管；鍍(du)(du)鋅(xin)(xin)(xin)卷(juan)或將事(shi)先做(zuo)好的(de)(de)冷彎(wan)空(kong)心(xin)型(xing)鋼(gang)管再經熱浸鍍(du)(du)鋅(xin)(xin)(xin)加工而成(cheng)的(de)(de)鍍(du)(du)鋅(xin)(xin)(xin)方矩管。鍍(du)(du)鋅(xin)(xin)(xin)量是(shi)表(biao)示鍍(du)(du)鋅(xin)(xin)(xin)板鋅(xin)(xin)(xin)層(ceng)厚(hou)度的(de)(de)一(yi)(yi)個普遍采(cai)用的(de)(de)有(you)效(xiao)方法。鍍(du)(du)鋅(xin)(xin)(xin)量的(de)(de)單(dan)位為g/m2。鍍(du)(du)鋅(xin)(xin)(xin)層(ceng)通過鈍化(hua)處(chu)(chu)理(li)，可減少潮溫貯(zhu)運(yun)條(tiao)件下(xia)產(chan)生折銹蝕(shi)(白銹) 。但這種(zhong)(zhong)化(hua)學處(chu)(chu)理(li)的(de)(de)防腐蝕(shi)性能是(shi)有(you)限的(de)(de)，而且，妨礙大多數涂料的(de)(de)附著性。這種(zhong)(zhong)處(chu)(chu)理(li)一(yi)(yi)般不用在(zai)鋅(xin)(xin)(xin)鐵(tie)合金鍍(du)(du)層(ceng)，除光整表(biao)面外，作(zuo)為常規(gui)，生產(chan)廠(chang)對其他類型(xing)的(de)(de)鍍(du)(du)鋅(xin)(xin)(xin)層(ceng)均(jun)進行鈍化(hua)處(chu)(chu)理(li)。