樓承(cheng)(cheng)(cheng)板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)鋼(gang)(gang)筋(jin)(jin)(jin)桁架是將樓板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)中(zhong)的(de)鋼(gang)(gang)筋(jin)(jin)(jin)在(zai)工廠采用進(jin)口(kou)設備加工成(cheng)鋼(gang)(gang)筋(jin)(jin)(jin)桁架，并(bing)將鋼(gang)(gang)筋(jin)(jin)(jin)桁架與(yu)鍍鋅鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)在(zai)工廠焊接成(cheng)一(yi)體的(de)組(zu)合模板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)，使(shi)其在(zai)施工階(jie)段(duan)可作為鋼(gang)(gang)梁的(de)側向(xiang)支(zhi)撐(cheng)使(shi)用！樓板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)連(lian)(lian)接采用扣合方(fang)式(shi)，板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)與(yu)板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)之間的(de)拉鉤連(lian)(lian)接應緊密，保證澆筑(zhu)混凝(ning)土時不漏漿，同時注(zhu)意(yi)(yi)排板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)方(fang)向(xiang)要(yao)一(yi)致，桁架節點間距為200㎜，注(zhu)意(yi)(yi)不同模板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)的(de)橫向(xiang)節點要(yao)對齊。我(wo)們(men)(men)仔細觀察的(de)話會(hui)發現很多高(gao)(gao)層(ceng)建筑(zhu)上都(dou)會(hui)設置鋼(gang)(gang)筋(jin)(jin)(jin)桁架樓承(cheng)(cheng)(cheng)板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)，我(wo)們(men)(men)雖然(ran)經常用到該(gai)樓承(cheng)(cheng)(cheng)板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)，但(dan)很少有(you)人(ren)知道這種板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)材為什么會(hui)用于高(gao)(gao)層(ceng)建筑(zhu)中(zhong)。下(xia)面(mian)小(xiao)編將為您介(jie)紹一(yi)下(xia)該(gai)板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)材在(zai)高(gao)(gao)層(ceng)建筑(zhu)中(zhong)的(de)使(shi)用優勢！鋼(gang)(gang)筋(jin)(jin)(jin)樓承(cheng)(cheng)(cheng)板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)的(de)搭(da)接是有(you)著嚴格的(de)施工要(yao)求的(de)，為保障樓承(cheng)(cheng)(cheng)板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)安裝牢固，該(gai)板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)材的(de)搭(da)接需(xu)要(yao)按照說明書正確進(jin)行(xing)，搭(da)接過(guo)程(cheng)中(zhong)還需(xu)要(yao)注(zhu)意(yi)(yi)，沿順(shun)肋方(fang)向(xiang)，壓(ya)型鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)(ban)(ban)(ban)如果可以滿足正截(jie)面(mian)承(cheng)(cheng)(cheng)載力及(ji)剪(jian)切(qie)粘結承(cheng)(cheng)(cheng)載力的(de)要(yao)求，可以不用配順(shun)肋方(fang)向(xiang)的(de)鋼(gang)(gang)筋(jin)(jin)(jin)，這時候要(yao)注(zhu)意(yi)(yi)計算剪(jian)切(qie)粘結承(cheng)(cheng)(cheng)載力。

鍍(du)(du)(du)(du)(du)鋅(xin)(xin)(xin)鋼板的(de)(de)表(biao)面鍍(du)(du)(du)(du)(du)鋅(xin)(xin)(xin)主要采(cai)用的(de)(de)方(fang)法是(shi)熱(re)(re)(re)(re)鍍(du)(du)(du)(du)(du)鋅(xin)(xin)(xin)。熱(re)(re)(re)(re)鍍(du)(du)(du)(du)(du)鋅(xin)(xin)(xin)是(shi)由較古(gu)老的(de)(de)熱(re)(re)(re)(re)鍍(du)(du)(du)(du)(du)方(fang)法發(fa)展而來的(de)(de)，自(zi)從1836年(nian)法國把熱(re)(re)(re)(re)鍍(du)(du)(du)(du)(du)鋅(xin)(xin)(xin)應用于工(gong)業以來，已經有一(yi)百七十年(nian)的(de)(de)歷(li)史了。然而，熱(re)(re)(re)(re)鍍(du)(du)(du)(du)(du)鋅(xin)(xin)(xin)工(gong)業是(shi)近(jin)三十年(nian)來伴(ban)隨冷軋帶(dai)鋼的(de)(de)飛速發(fa)展而得(de)到(dao)了大規模發(fa)展。鍍(du)(du)(du)(du)(du)鋅(xin)(xin)(xin)溶液(ye)(ye)(ye)有氰(qing)(qing)化(hua)(hua)(hua)(hua)物鍍(du)(du)(du)(du)(du)液(ye)(ye)(ye)和無氰(qing)(qing)鍍(du)(du)(du)(du)(du)液(ye)(ye)(ye)兩(liang)類(lei)。氰(qing)(qing)化(hua)(hua)(hua)(hua)物鍍(du)(du)(du)(du)(du)液(ye)(ye)(ye)中分微(wei)氰(qing)(qing)、低(di)氰(qing)(qing)、中氰(qing)(qing)、和高(gao)氰(qing)(qing)幾類(lei)。無氰(qing)(qing)鍍(du)(du)(du)(du)(du)液(ye)(ye)(ye)有堿性鋅(xin)(xin)(xin)酸鹽鍍(du)(du)(du)(du)(du)液(ye)(ye)(ye)、銨鹽鍍(du)(du)(du)(du)(du)液(ye)(ye)(ye)、硫酸鹽鍍(du)(du)(du)(du)(du)液(ye)(ye)(ye)及無氨氯化(hua)(hua)(hua)(hua)物鍍(du)(du)(du)(du)(du)液(ye)(ye)(ye)等(deng)。氰(qing)(qing)化(hua)(hua)(hua)(hua)鍍(du)(du)(du)(du)(du)鋅(xin)(xin)(xin)溶液(ye)(ye)(ye)均鍍(du)(du)(du)(du)(du)能力好(hao)，得(de)到(dao)的(de)(de)鍍(du)(du)(du)(du)(du)層光滑細致，在(zai)生(sheng)產(chan)中被(bei)長期(qi)采(cai)用。但由于氰(qing)(qing)化(hua)(hua)(hua)(hua)物劇毒，對(dui)環境污(wu)染(ran)嚴重(zhong)，近(jin)年(nian)來已趨(qu)向于采(cai)用低(di)氰(qing)(qing)、微(wei)氰(qing)(qing)、無氰(qing)(qing)鍍(du)(du)(du)(du)(du)鋅(xin)(xin)(xin)溶液(ye)(ye)(ye)。

城口鍍鋅重慶樓承板的鍍鋅量沒有一個具體的標準，制作壓型鋼板的冷軋鋼卷須連續熱浸鍍鋅（或鍍鋁鋅），鍍（鋁）鋅量視設計要求而定。鍍鋅廠家樓承板(ban)(ban)(ban)(ban)用壓型鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)宜選擇熱(re)浸(jin)鍍(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。不允許使(shi)(shi)用電鍍(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)，電鍍(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)僅(jin)在基(ji)材表(biao)面形成保護層(ceng)，防腐能(neng)(neng)力有限。目前(qian)市場(chang)上(shang)有鍍(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)（鍍(du)(du)層(ceng)含鋁(lv)5%或(huo)55%），在酸性環境下的防腐效果由于熱(re)浸(jin)鍍(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)，但在混凝(ning)土的堿性條件下，鍍(du)(du)鋁(lv)鋅(xin)的防腐蝕性能(neng)(neng)低(di)于熱(re)浸(jin)鍍(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)，且鋁(lv)會和混凝(ning)土發生反應，并降低(di)混凝(ning)土與鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)的粘結性能(neng)(neng)。因此(ci)參考國外規范，及國內外工程，行家壓型鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)不建(jian)議使(shi)(shi)用鍍(du)(du)鋁(lv)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。

鍍鋅(xin)(xin)(xin)(xin)板(ban)選(xuan)擇(ze)要(yao)(yao)(yao)注(zhu)(zhu)重(zhong)(zhong)的(de)(de)(de)幾個要(yao)(yao)(yao)點，工業(ye)(ye)企(qi)業(ye)(ye)的(de)(de)(de)客戶選(xuan)擇(ze)專用工業(ye)(ye)原料(liao)，要(yao)(yao)(yao)注(zhu)(zhu)重(zhong)(zhong)從(cong)(cong)四(si)個標(biao)準(zhun)(zhun)。一是(shi)(shi)(shi)要(yao)(yao)(yao)注(zhu)(zhu)重(zhong)(zhong)品(pin)牌來(lai)進(jin)行選(xuan)擇(ze)，因(yin)為鍍鋅(xin)(xin)(xin)(xin)技術的(de)(de)(de)要(yao)(yao)(yao)求嚴格，所(suo)以有(you)的(de)(de)(de)基(ji)礎(chu)，當然產(chan)品(pin)質(zhi)量(liang)與(yu)技術標(biao)準(zhun)(zhun)都會(hui)更(geng)可(ke)靠，都會(hui)有(you)好(hao)的(de)(de)(de)專業(ye)(ye)標(biao)準(zhun)(zhun)。二(er)是(shi)(shi)(shi)要(yao)(yao)(yao)注(zhu)(zhu)重(zhong)(zhong)產(chan)品(pin)本身(shen)的(de)(de)(de)鍍層質(zhi)量(liang)，鍍層一要(yao)(yao)(yao)靠技術，二(er)要(yao)(yao)(yao)靠純(chun)度，所(suo)以從(cong)(cong)產(chan)品(pin)表面來(lai)看(kan)質(zhi)量(liang)，這(zhe)是(shi)(shi)(shi)基(ji)本也(ye)是(shi)(shi)(shi)重(zhong)(zhong)要(yao)(yao)(yao)的(de)(de)(de)一個標(biao)準(zhun)(zhun)。三(san)是(shi)(shi)(shi)要(yao)(yao)(yao)看(kan)基(ji)礎(chu)材(cai)料(liao)。鍍鋅(xin)(xin)(xin)(xin)板(ban)基(ji)礎(chu)金屬材(cai)料(liao)的(de)(de)(de)質(zhi)量(liang)，與(yu)成品(pin)鍍鋅(xin)(xin)(xin)(xin)板(ban)的(de)(de)(de)質(zhi)量(liang)與(yu)耐(nai)用性密切相關，所(suo)以在進(jin)行產(chan)品(pin)選(xuan)擇(ze)的(de)(de)(de)時候，需要(yao)(yao)(yao)注(zhu)(zhu)重(zhong)(zhong)這(zhe)個細節，而材(cai)料(liao)的(de)(de)(de)提供(gong)，就(jiu)是(shi)(shi)(shi)對(dui)于工業(ye)(ye)生產(chan)來(lai)說，有(you)基(ji)礎(chu)條件(jian)。四(si)是(shi)(shi)(shi)要(yao)(yao)(yao)注(zhu)(zhu)重(zhong)(zhong)價格對(dui)比，不是(shi)(shi)(shi)好(hao)的(de)(de)(de)就(jiu)是(shi)(shi)(shi)貴的(de)(de)(de)，但是(shi)(shi)(shi)如果廉價的(de)(de)(de)把產(chan)品(pin)，那是(shi)(shi)(shi)不可(ke)信的(de)(de)(de)。

鍍(du)鋅鋼(gang)(gang)(gang)板(ban)(ban)是為(wei)防止鋼(gang)(gang)(gang)板(ban)(ban)表(biao)面(mian)遭(zao)受腐(fu)蝕，延(yan)長其(qi)使用壽(shou)命，在(zai)(zai)鋼(gang)(gang)(gang)板(ban)(ban)表(biao)面(mian)涂以一(yi)(yi)層(ceng)金屬鋅，這種涂鋅的(de)薄鋼(gang)(gang)(gang)板(ban)(ban)稱為(wei)鍍(du)鋅板(ban)(ban)。按生產及加(jia)工方法可分為(wei)以下幾(ji)類(lei)：熱(re)浸鍍(du)鋅鋼(gang)(gang)(gang)板(ban)(ban)。將薄鋼(gang)(gang)(gang)板(ban)(ban)浸入熔 微商(shang)貨源解的(de)鋅槽(cao)中(zhong)，使其(qi)表(biao)面(mian)粘附一(yi)(yi)層(ceng)鋅的(de)薄鋼(gang)(gang)(gang)板(ban)(ban)。目(mu)前主要采用連續(xu)鍍(du)鋅工藝生產，即把(ba)(ba)成(cheng)卷的(de)鋼(gang)(gang)(gang)板(ban)(ban)連續(xu)浸在(zai)(zai)熔解有(you)鋅的(de)鍍(du)槽(cao)中(zhong)制成(cheng)鍍(du)鋅鋼(gang)(gang)(gang)板(ban)(ban)；合金化鍍(du)鋅鋼(gang)(gang)(gang)板(ban)(ban)。這種鋼(gang)(gang)(gang)板(ban)(ban)也是用熱(re)浸法制造，但在(zai)(zai)出(chu)槽(cao)后，立即把(ba)(ba)它加(jia)熱(re)到５００℃左右(you)，使其(qi)生成(cheng)鋅和鐵的(de)合金被膜(mo)。這種鍍(du)鋅板(ban)(ban)具有(you)良好的(de)涂料的(de)密著性(xing)和焊接性(xing)。

鍍(du)鋅(xin)(xin)(xin)方管是一(yi)種(zhong)(zhong)具以熱軋或冷(leng)(leng)(leng)軋鍍(du)鋅(xin)(xin)(xin)帶鋼或鍍(du)鋅(xin)(xin)(xin)卷板為坯料經冷(leng)(leng)(leng)彎曲加(jia)(jia)工成型(xing)(xing)(xing)后再(zai)經高頻焊接制成的(de)(de)(de)(de)方形(xing)(xing)截面(mian)形(xing)(xing)狀尺寸的(de)(de)(de)(de)空心(xin)方形(xing)(xing)的(de)(de)(de)(de)截面(mian)型(xing)(xing)(xing)鋼鋼管；鍍(du)鋅(xin)(xin)(xin)卷或將(jiang)事先做好的(de)(de)(de)(de)冷(leng)(leng)(leng)彎空心(xin)型(xing)(xing)(xing)鋼管再(zai)經熱浸鍍(du)鋅(xin)(xin)(xin)加(jia)(jia)工而成的(de)(de)(de)(de)鍍(du)鋅(xin)(xin)(xin)方矩(ju)管。鍍(du)鋅(xin)(xin)(xin)量(liang)(liang)是表示鍍(du)鋅(xin)(xin)(xin)板鋅(xin)(xin)(xin)層厚度的(de)(de)(de)(de)一(yi)個普遍采用的(de)(de)(de)(de)有(you)效方法。鍍(du)鋅(xin)(xin)(xin)量(liang)(liang)的(de)(de)(de)(de)單(dan)位為g/m2。鍍(du)鋅(xin)(xin)(xin)層通過鈍化(hua)處理(li)，可減少(shao)潮溫貯運(yun)條件(jian)下產生折(zhe)銹蝕(shi)(白銹) 。但這(zhe)種(zhong)(zhong)化(hua)學處理(li)的(de)(de)(de)(de)防(fang)腐(fu)蝕(shi)性能是有(you)限的(de)(de)(de)(de)，而且，妨(fang)礙(ai)大多數涂料的(de)(de)(de)(de)附(fu)著性。這(zhe)種(zhong)(zhong)處理(li)一(yi)般不用在(zai)鋅(xin)(xin)(xin)鐵合金鍍(du)層，除光(guang)整表面(mian)外(wai)，作為常規，生產廠對其他類型(xing)(xing)(xing)的(de)(de)(de)(de)鍍(du)鋅(xin)(xin)(xin)層均進(jin)行鈍化(hua)處理(li)。