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重慶樓承(cheng)板(ban)(ban)(ban)(ban)(ban)的(de)(de)鍍(du)(du)(du)(du)(du)(du)鋅(xin)(xin)量(liang)沒有一個具體的(de)(de)標準,制作壓(ya)(ya)型鋼(gang)板(ban)(ban)(ban)(ban)(ban)的(de)(de)冷軋鋼(gang)卷須連續熱浸(jin)鍍(du)(du)(du)(du)(du)(du)鋅(xin)(xin)(或(huo)鍍(du)(du)(du)(du)(du)(du)鋁鋅(xin)(xin)),鍍(du)(du)(du)(du)(du)(du)(鋁)鋅(xin)(xin)量(liang)視設計要求而定。樓承(cheng)板(ban)(ban)(ban)(ban)(ban)用(yong)壓(ya)(ya)型鋼(gang)板(ban)(ban)(ban)(ban)(ban)宜選擇熱浸(jin)鍍(du)(du)(du)(du)(du)(du)鋅(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)(ban)。不允許使用(yong)電鍍(du)(du)(du)(du)(du)(du)鋅(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)(ban),電鍍(du)(du)(du)(du)(du)(du)鋅(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)(ban)僅在基材表面形成保護層(ceng),防(fang)(fang)腐能(neng)力有限。目(mu)前市場(chang)上有鍍(du)(du)(du)(du)(du)(du)鋅(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)(ban)(鍍(du)(du)(du)(du)(du)(du)層(ceng)含鋁5%或(huo)55%),在酸性環境下的(de)(de)防(fang)(fang)腐效果(guo)由(you)于(yu)熱浸(jin)鍍(du)(du)(du)(du)(du)(du)鋅(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)(ban),但(dan)在混(hun)凝(ning)土的(de)(de)堿性條件下,鍍(du)(du)(du)(du)(du)(du)鋁鋅(xin)(xin)的(de)(de)防(fang)(fang)腐蝕性能(neng)低(di)于(yu)熱浸(jin)鍍(du)(du)(du)(du)(du)(du)鋅(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)(ban),且鋁會和混(hun)凝(ning)土發生反應(ying),并降低(di)混(hun)凝(ning)土與鋼(gang)板(ban)(ban)(ban)(ban)(ban)的(de)(de)粘結性能(neng)。因(yin)此參考國(guo)外規范,及國(guo)內外工程,行家壓(ya)(ya)型鋼(gang)板(ban)(ban)(ban)(ban)(ban)不建議(yi)使用(yong)鍍(du)(du)(du)(du)(du)(du)鋁鋅(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)(ban)。
熱(re)鍍(du)(du)鋅(xin)(xin)(xin)卷板(ban)現貨消息(xi):熱(re)鍍(du)(du)鋅(xin)(xin)(xin)產(chan)品廣泛用(yong)于建筑、家(jia)電(dian)、車船、容器制造業、機電(dian)業等,幾乎涉及(ji)到(dao)衣(yi)食(shi)住行各個領域。近年來,世界鍍(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)需(xu)求量(liang)(liang)不斷增加(jia),產(chan)量(liang)(liang)增長也(ye)很快(kuai),在美、日等鋼(gang)(gang)材生產(chan)大國,熱(re)鍍(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)在鋼(gang)(gang)材中所占比(bi)例(li)已高達13%-15%。 熱(re)鍍(du)(du)鋅(xin)(xin)(xin)卷板(ban)現貨消息(xi):近來,汽車行業越(yue)來越(yue)重(zhong)視材料的使用(yong)壽命,用(yong)涂漆(qi)冷軋鋼(gang)(gang)板(ban)已不能滿足耐腐(fu)蝕方面的要求。在這種情(qing)況下(xia),耐腐(fu)蝕性(xing)優良且成本低廉的熱(re)鍍(du)(du)鋅(xin)(xin)(xin)板(ban)開(kai)始普遍(bian)受到(dao)了汽車廠家(jia)的青睞(lai)。
鍍鋅板(ban)(ban)使用的(de)(de)(de)(de)時(shi)候,自(zi)(zi)然(ran)也是(shi)(shi)要讓(rang)它(ta)在(zai)(zai)質(zhi)(zhi)量上(shang)面(mian)(mian)(mian)(mian)達(da)到(dao)(dao)很(hen)(hen)好的(de)(de)(de)(de)表(biao)(biao)現(xian),但是(shi)(shi)對(dui)于(yu)它(ta)在(zai)(zai)自(zi)(zi)己(ji)的(de)(de)(de)(de)質(zhi)(zhi)量表(biao)(biao)現(xian)表(biao)(biao)現(xian)來說,往往是(shi)(shi)有很(hen)(hen)多(duo)方面(mian)(mian)(mian)(mian)的(de)(de)(de)(de),那么它(ta)在(zai)(zai)自(zi)(zi)己(ji)的(de)(de)(de)(de)質(zhi)(zhi)量上(shang)面(mian)(mian)(mian)(mian)都是(shi)(shi)有什么表(biao)(biao)現(xian)呢?首先一(yi)個方面(mian)(mian)(mian)(mian),就(jiu)是(shi)(shi)它(ta)在(zai)(zai)自(zi)(zi)己(ji)的(de)(de)(de)(de)表(biao)(biao)面(mian)(mian)(mian)(mian)上(shang)要達(da)到(dao)(dao)平的(de)(de)(de)(de)要求,這(zhe)一(yi)點自(zi)(zi)然(ran)也是(shi)(shi)它(ta)在(zai)(zai)自(zi)(zi)己(ji)使用時(shi)的(de)(de)(de)(de)一(yi)個重要的(de)(de)(de)(de)表(biao)(biao)現(xian),現(xian)在(zai)(zai)也一(yi)些廠家,他們(men)在(zai)(zai)生產時(shi),因為沒(mei)有使用很(hen)(hen)好的(de)(de)(de)(de)設備,也或者(zhe)是(shi)(shi)在(zai)(zai)技術上(shang)面(mian)(mian)(mian)(mian)低下,自(zi)(zi)然(ran)就(jiu)沒(mei)有這(zhe)方面(mian)(mian)(mian)(mian)的(de)(de)(de)(de)表(biao)(biao)現(xian)。重慶鍍鋅板(ban)(ban)本身的(de)(de)(de)(de)性能上(shang)面(mian)(mian)(mian)(mian)有很(hen)(hen)大的(de)(de)(de)(de)下降(jiang),而且(qie)因為它(ta)在(zai)(zai)自(zi)(zi)己(ji)的(de)(de)(de)(de)平上(shang)面(mian)(mian)(mian)(mian)沒(mei)有自(zi)(zi)己(ji)的(de)(de)(de)(de)表(biao)(biao)現(xian),同時(shi)用戶(hu)在(zai)(zai)自(zi)(zi)己(ji)使用時(shi),也不會(hui)達(da)到(dao)(dao)很(hen)(hen)高的(de)(de)(de)(de)使用壽(shou)命。
鍍鋁鋅板批發樓承板的使用是需要安裝的,那么如果要安裝就要選擇合適的小配件,焊后栓釘高度大于壓型鋼板波高30MM(留意挑選樓板的類型);栓釘頂面混凝土保護層不小于15MM(留意樓板總厚度)直徑不宜大于19MM。北碚酒鋼鍍鋁鋅板樓承板栓釘類型有ф8、ф10、ф13、ф16、ф19、ф22、ф25,栓釘一(yi)般(ban)(ban)(ban)在鋼(gang)(gang)(gang)結構修建中,遍及使(shi)用在柱腳和樓板中,一(yi)般(ban)(ban)(ban)剛度(du)要求高的柱腳都選(xuan)用鋼(gang)(gang)(gang)柱內(nei)伸至混(hun)凝土中,鋼(gang)(gang)(gang)柱埋(mai)入混(hun)凝土的部位(wei)四周均布栓釘。樓承板輕(qing)鋼(gang)(gang)(gang)結構常用厚(hou)度(du)為0.8mm,1.0mm,1.2mm,荷載較大(da)的情況下會用到1.5mm。一(yi)般(ban)(ban)(ban)需要用栓釘與(yu)鋼(gang)(gang)(gang)梁銜接,板中配少量鋼(gang)(gang)(gang)筋,上面澆混(hun)凝土層(ceng),總厚(hou)度(du)約在100-200mm之間。
鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)是(shi)(shi)為(wei)防止鋼(gang)(gang)(gang)板(ban)(ban)(ban)表(biao)面(mian)(mian)遭(zao)受腐蝕(shi),延長(chang)其(qi)使(shi)用(yong)(yong)壽命,在鋼(gang)(gang)(gang)板(ban)(ban)(ban)表(biao)面(mian)(mian)涂以(yi)一(yi)層金(jin)屬鋅(xin)(xin)(xin)(xin),這(zhe)種(zhong)涂鋅(xin)(xin)(xin)(xin)的(de)(de)(de)薄鋼(gang)(gang)(gang)板(ban)(ban)(ban)稱為(wei)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)(ban)(ban)。鋼(gang)(gang)(gang)板(ban)(ban)(ban)也(ye)是(shi)(shi)用(yong)(yong)熱浸法(fa)制造,但(dan)在出(chu)槽(cao)(cao)后(hou),立即把它(ta)加熱到(dao)(dao)500℃左右(you),使(shi)其(qi)生(sheng)成(cheng)鋅(xin)(xin)(xin)(xin)和(he)鐵的(de)(de)(de)合(he)(he)金(jin)被膜。這(zhe)種(zhong)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)卷(juan)具有良(liang)(liang)(liang)好的(de)(de)(de)涂料的(de)(de)(de)密著性(xing)(xing)和(he)焊接性(xing)(xing)。合(he)(he)金(jin)化鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)。這(zhe)種(zhong)鋼(gang)(gang)(gang)板(ban)(ban)(ban)也(ye)是(shi)(shi)用(yong)(yong)熱浸法(fa)制造,但(dan)在出(chu)槽(cao)(cao)后(hou),立即把它(ta)加熱到(dao)(dao)500℃左右(you),使(shi)其(qi)生(sheng)成(cheng)鋅(xin)(xin)(xin)(xin)和(he)鐵的(de)(de)(de)合(he)(he)金(jin)被膜。這(zhe)種(zhong)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)(ban)(ban)具有良(liang)(liang)(liang)好的(de)(de)(de)涂料的(de)(de)(de)密著性(xing)(xing)和(he)焊接性(xing)(xing)。熱浸鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)。將薄鋼(gang)(gang)(gang)板(ban)(ban)(ban)浸入熔解的(de)(de)(de)鋅(xin)(xin)(xin)(xin)槽(cao)(cao)中,使(shi)其(qi)表(biao)面(mian)(mian)粘附一(yi)層鋅(xin)(xin)(xin)(xin)的(de)(de)(de)薄鋼(gang)(gang)(gang)板(ban)(ban)(ban)。目(mu)前主要采用(yong)(yong)連續鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)工藝生(sheng)產,即把成(cheng)卷(juan)的(de)(de)(de)鋼(gang)(gang)(gang)板(ban)(ban)(ban)連續浸在熔解有鋅(xin)(xin)(xin)(xin)的(de)(de)(de)鍍(du)(du)(du)槽(cao)(cao)中制成(cheng)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)。合(he)(he)金(jin)、復合(he)(he)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)。它(ta)是(shi)(shi)用(yong)(yong)鋅(xin)(xin)(xin)(xin)和(he)其(qi)他金(jin)屬如鉛、鋅(xin)(xin)(xin)(xin)制成(cheng)合(he)(he)金(jin)乃至復合(he)(he)鍍(du)(du)(du)成(cheng)的(de)(de)(de)鋼(gang)(gang)(gang)板(ban)(ban)(ban)。這(zhe)種(zhong)鋼(gang)(gang)(gang)板(ban)(ban)(ban)既(ji)具有防銹性(xing)(xing)能(neng),又有良(liang)(liang)(liang)好的(de)(de)(de)涂裝性(xing)(xing)能(neng)。
樓(lou)(lou)(lou)承(cheng)板(ban)適應(ying)主體(ti)鋼結構快(kuai)速施工(gong)的(de)(de)(de)(de)(de)(de)要求,能夠在(zai)短時(shi)間(jian)內提供(gong)堅定(ding)的(de)(de)(de)(de)(de)(de)作(zuo)(zuo)業平(ping)臺(tai),并可采用(yong)多個(ge)樓(lou)(lou)(lou)層(ceng)鋪設壓(ya)型鋼板(ban),分層(ceng)澆筑混(hun)(hun)凝(ning)土(tu)(tu)(tu)板(ban)的(de)(de)(de)(de)(de)(de)流水施工(gong)。在(zai)使用(yong)階段樓(lou)(lou)(lou)承(cheng)板(ban)作(zuo)(zuo)為(wei)混(hun)(hun)凝(ning)土(tu)(tu)(tu)樓(lou)(lou)(lou)板(ban)的(de)(de)(de)(de)(de)(de)受拉鋼筋,也提高(gao)了(le)樓(lou)(lou)(lou)板(ban)的(de)(de)(de)(de)(de)(de)剛度(du),節省了(le)鋼筋和(he)混(hun)(hun)凝(ning)土(tu)(tu)(tu)的(de)(de)(de)(de)(de)(de)用(yong)量。樓(lou)(lou)(lou)承(cheng)板(ban)上(shang)(shang)面可以鋪設保溫,隔音,隔熱,隔振(zhen)等材料。樓(lou)(lou)(lou)面性能充(chong)分發揮(hui)鋼的(de)(de)(de)(de)(de)(de)良好的(de)(de)(de)(de)(de)(de)抗(kang)拉強(qiang)度(du)和(he)延性及混(hun)(hun)凝(ning)土(tu)(tu)(tu)優良的(de)(de)(de)(de)(de)(de)抗(kang)壓(ya)強(qiang)度(du)和(he)較(jiao)大(da)的(de)(de)(de)(de)(de)(de)剛度(du)。壓(ya)型板(ban)表面壓(ya)紋使樓(lou)(lou)(lou)承(cheng)板(ban)與混(hun)(hun)凝(ning)土(tu)(tu)(tu)之間(jian)產生大(da)的(de)(de)(de)(de)(de)(de)結合力,使二者形成整體(ti),配以加(jia)勁肋(lei),使樓(lou)(lou)(lou)承(cheng)板(ban)系(xi)統具有高(gao)強(qiang)承(cheng)載力。在(zai)懸臂條(tiao)件下,樓(lou)(lou)(lou)承(cheng)板(ban)僅(jin)作(zuo)(zuo)為(wei)性模(mo)板(ban)。懸挑的(de)(de)(de)(de)(de)(de)長度(du)可根(gen)據樓(lou)(lou)(lou)承(cheng)板(ban)的(de)(de)(de)(de)(de)(de)截(jie)面特性來定(ding)。為(wei)了(le)防止懸挑板(ban)的(de)(de)(de)(de)(de)(de)開裂,需(xu)在(zai)支座(zuo)處依結構工(gong)程師的(de)(de)(de)(de)(de)(de)設計配上(shang)(shang)負筋。