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懷化攀鋼白鐵廠家

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懷化攀鋼白鐵廠家

2020-03-31
懷化攀鋼白鐵廠家

堆(dui)積樓(lou)(lou)(lou)(lou)承(cheng)板的地坪(ping)應基本平(ping)坦(tan),鋼(gang)(gang)筋桁架樓(lou)(lou)(lou)(lou)承(cheng)板堆(dui)積不(bu)(bu)宜過高(gao),每堆(dui)不(bu)(bu)超越60張。樓(lou)(lou)(lou)(lou)承(cheng)板運至(zhi)現場,需妥善保護,不(bu)(bu)得有(you)任何損(sun)壞和污(wu)染,特別不(bu)(bu)得感染油污(wu)。樓(lou)(lou)(lou)(lou)承(cheng)板應根據排版圖預先(xian)(xian)切開、編(bian)號(hao)。起吊(diao)前(qian),每捆要有(you)兩條鋼(gang)(gang)絲繩,分(fen)別捆于兩頭四(si)分(fen)之一鋼(gang)(gang)板長(chang)度處,采用(yong)專用(yong)吊(diao)具吊(diao)起。應先(xian)(xian)行(xing)試吊(diao),檢查重心是(shi)否穩(wen)定,鋼(gang)(gang)索是(shi)否會滑(hua)動,待牢靠,無(wu)慮時方可吊(diao)起。起吊(diao)時,應從下往(wang)上(shang)(shang)樓(lou)(lou)(lou)(lou)層(ceng)次序(xu)吊(diao)料(liao)為原則(ze),避(bi)免因先(xian)(xian)行(xing)吊(diao)放上(shang)(shang)層(ceng)資(zi)料(liao)后,阻止下面(mian)樓(lou)(lou)(lou)(lou)層(ceng)的吊(diao)放作業。整(zheng)疊樓(lou)(lou)(lou)(lou)承(cheng)板放梁(liang)(liang)面(mian)時,應考慮梁(liang)(liang)的承(cheng)載能力,避(bi)免因集中載荷過大,造(zao)成(cheng)梁(liang)(liang)的變形。樓(lou)(lou)(lou)(lou)承(cheng)板吊(diao)至(zhi)樓(lou)(lou)(lou)(lou)層(ceng),暫時不(bu)(bu)鋪設時,應作牢靠固定,避(bi)免飛落和滑(hua)落傷人(ren)。

懷化攀鋼白鐵廠家

懷化白鐵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。白鐵廠家樓承(cheng)板(ban)(ban)(ban)用(yong)壓(ya)型鋼(gang)(gang)板(ban)(ban)(ban)宜選擇熱浸鍍鋅(xin)鋼(gang)(gang)板(ban)(ban)(ban)。不允許使用(yong)電鍍鋅(xin)鋼(gang)(gang)板(ban)(ban)(ban),電鍍鋅(xin)鋼(gang)(gang)板(ban)(ban)(ban)僅在基材表面形(xing)成保護層,防(fang)腐(fu)能(neng)力有(you)限。目前市場上有(you)鍍鋅(xin)鋼(gang)(gang)板(ban)(ban)(ban)(鍍層含鋁5%或55%),在酸(suan)性(xing)環境下的(de)(de)防(fang)腐(fu)效果(guo)由于(yu)熱浸鍍鋅(xin)鋼(gang)(gang)板(ban)(ban)(ban),但在混(hun)凝土(tu)的(de)(de)堿性(xing)條件下,鍍鋁鋅(xin)的(de)(de)防(fang)腐(fu)蝕性(xing)能(neng)低于(yu)熱浸鍍鋅(xin)鋼(gang)(gang)板(ban)(ban)(ban),且鋁會和混(hun)凝土(tu)發生反(fan)應,并降低混(hun)凝土(tu)與鋼(gang)(gang)板(ban)(ban)(ban)的(de)(de)粘結(jie)性(xing)能(neng)。因此參(can)考國(guo)外(wai)規(gui)范,及國(guo)內(nei)外(wai)工(gong)程,行家壓(ya)型鋼(gang)(gang)板(ban)(ban)(ban)不建議使用(yong)鍍鋁鋅(xin)鋼(gang)(gang)板(ban)(ban)(ban)。

懷化攀鋼白鐵廠家

鍍(du)鋅(xin)(xin)(xin)卷(juan)分熱鍍(du)鋅(xin)(xin)(xin)和電(dian)鍍(du)鋅(xin)(xin)(xin)兩種(zhong),熱鍍(du)鋅(xin)(xin)(xin)鍍(du)鋅(xin)(xin)(xin)層(ceng)厚,具有(you)(you)鍍(du)層(ceng)均勻(yun),附著力強(qiang),使用(yong)壽命長等優(you)點。電(dian)鍍(du)鋅(xin)(xin)(xin)成(cheng)本低,表(biao)面不是很(hen)光滑(hua),其本身的(de)耐(nai)腐蝕(shi)性(xing)比熱鍍(du)鋅(xin)(xin)(xin)管相(xiang)差很(hen)多。提起鍍(du)鋅(xin)(xin)(xin)管,可能沒(mei)接觸過(guo)建材的(de)朋友并不了(le)解。從1935年(nian)建立(li)一條連(lian)續涂(tu)層(ceng)鋼(gang)板(ban)線開始,彩(cai)涂(tu)板(ban)得到(dao)了(le)廣泛應用(yong),目前彩(cai)涂(tu)板(ban)的(de)品種(zhong)繁多,大約超(chao)過(guo)600種(zhong),彩(cai)涂(tu)板(ban)兼(jian)有(you)(you)機聚(ju)合物(wu)與鋼(gang)板(ban)兩者的(de)優(you)點,既有(you)(you)有(you)(you)機聚(ju)合物(wu)的(de)良好著色性(xing)、成(cheng)型性(xing)、耐(nai)蝕(shi)性(xing)、裝飾性(xing)、又有(you)(you)鋼(gang)板(ban)的(de)高強(qiang)度和易(yi)加工(gong)性(xing),能很(hen)容易(yi)地進行沖(chong)壓裁剪、彎(wan)曲、深沖(chong)等加工(gong)。

懷化攀鋼白鐵廠家

首先,在鋼結構樓層板(ban)(ban)中(zhong)要達到耐(nai)火(huo)1.5小時,總的來(lai)說可以選擇開口(kou)(kou)板(ban)(ban)、縮(suo)口(kou)(kou)板(ban)(ban)、閉(bi)口(kou)(kou)板(ban)(ban)三(san)大類。規范上混凝(ning)土要高于(yu)開口(kou)(kou)板(ban)(ban)肋頂(ding)之上80mm,并且板(ban)(ban)底需(xu)配置板(ban)(ban)底受(shou)力(li)筋。還有一種就是再開口(kou)(kou)板(ban)(ban)底部(bu)刷防(fang)(fang)火(huo)涂料,涂料厚(hou)度大于(yu)等于(yu)15,這樣的話,只要達到構造要求高于(yu)肋頂(ding)5公分就可以了(le)。而(er)縮(suo)口(kou)(kou)板(ban)(ban)和閉(bi)口(kou)(kou)板(ban)(ban),只需(xu)要總的樓板(ban)(ban)厚(hou)度大于(yu)等于(yu)110即可,但是縮(suo)口(kou)(kou)板(ban)(ban)雖然在防(fang)(fang)火(huo)方面比開口(kou)(kou)板(ban)(ban)要好。但是底部(bu)還是需(xu)要加板(ban)(ban)底受(shou)力(li)筋,而(er)閉(bi)口(kou)(kou)板(ban)(ban)則不需(xu)要。

懷化攀鋼白鐵廠家

重慶鍍(du)鋅(xin)(xin)板(ban)(ban)(ban)(ban)(ban)按生(sheng)產及加(jia)工方(fang)法(fa)可分為以(yi)下幾類: 熱浸(jin)(jin)鍍(du)鋅(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。將薄(bo)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)浸(jin)(jin)入(ru)熔解(jie)的(de)鋅(xin)(xin)槽中(zhong),使其(qi)表面(mian)粘附一(yi)層鋅(xin)(xin)的(de)薄(bo)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。目前(qian)主(zhu)要采用連續鍍(du)鋅(xin)(xin)工藝生(sheng)產,即把(ba)成卷的(de)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)連續浸(jin)(jin)在(zai)熔解(jie)有鋅(xin)(xin)的(de)鍍(du)槽中(zhong)制成鍍(du)鋅(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban); 合(he)金(jin)(jin)化鍍(du)鋅(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。為克服單面(mian)未(wei)涂鋅(xin)(xin)的(de)缺點(dian),又(you)(you)有一(yi)種(zhong)在(zai)另面(mian)涂以(yi)薄(bo)層鋅(xin)(xin)的(de)鍍(du)鋅(xin)(xin)板(ban)(ban)(ban)(ban)(ban),即雙面(mian)差鍍(du)鋅(xin)(xin)板(ban)(ban)(ban)(ban)(ban);合(he)金(jin)(jin)、復(fu)合(he)鍍(du)鋅(xin)(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。它是用鋅(xin)(xin)和其(qi)他(ta)金(jin)(jin)屬(shu)如鉛、鋅(xin)(xin)制成合(he)金(jin)(jin)乃(nai)至復(fu)合(he)鍍(du)成的(de)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。這種(zhong)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)既具有防銹性能,又(you)(you)有良好的(de)涂裝(zhuang)性能。

懷化攀鋼白鐵廠家

鍍(du)鋅板選(xuan)擇(ze)(ze)要(yao)(yao)注(zhu)(zhu)重(zhong)(zhong)的(de)(de)幾(ji)個要(yao)(yao)點,工(gong)業(ye)企業(ye)的(de)(de)客戶選(xuan)擇(ze)(ze)專用工(gong)業(ye)原料(liao),要(yao)(yao)注(zhu)(zhu)重(zhong)(zhong)從四個標(biao)準。一(yi)是(shi)(shi)要(yao)(yao)注(zhu)(zhu)重(zhong)(zhong)品(pin)牌來進行(xing)選(xuan)擇(ze)(ze),因為鍍(du)鋅技(ji)(ji)術的(de)(de)要(yao)(yao)求嚴格,所以(yi)有(you)的(de)(de)基(ji)(ji)礎(chu)(chu),當然(ran)產(chan)(chan)(chan)品(pin)質量(liang)與(yu)(yu)技(ji)(ji)術標(biao)準都會更可(ke)靠,都會有(you)好的(de)(de)專業(ye)標(biao)準。二(er)是(shi)(shi)要(yao)(yao)注(zhu)(zhu)重(zhong)(zhong)產(chan)(chan)(chan)品(pin)本身(shen)的(de)(de)鍍(du)層質量(liang),鍍(du)層一(yi)要(yao)(yao)靠技(ji)(ji)術,二(er)要(yao)(yao)靠純度,所以(yi)從產(chan)(chan)(chan)品(pin)表面來看質量(liang),這是(shi)(shi)基(ji)(ji)本也是(shi)(shi)重(zhong)(zhong)要(yao)(yao)的(de)(de)一(yi)個標(biao)準。三是(shi)(shi)要(yao)(yao)看基(ji)(ji)礎(chu)(chu)材(cai)料(liao)。鍍(du)鋅板基(ji)(ji)礎(chu)(chu)金屬材(cai)料(liao)的(de)(de)質量(liang),與(yu)(yu)成品(pin)鍍(du)鋅板的(de)(de)質量(liang)與(yu)(yu)耐用性密切相關(guan),所以(yi)在進行(xing)產(chan)(chan)(chan)品(pin)選(xuan)擇(ze)(ze)的(de)(de)時候,需(xu)要(yao)(yao)注(zhu)(zhu)重(zhong)(zhong)這個細節,而材(cai)料(liao)的(de)(de)提供,就是(shi)(shi)對于工(gong)業(ye)生產(chan)(chan)(chan)來說,有(you)基(ji)(ji)礎(chu)(chu)條件。四是(shi)(shi)要(yao)(yao)注(zhu)(zhu)重(zhong)(zhong)價格對比,不是(shi)(shi)好的(de)(de)就是(shi)(shi)貴(gui)的(de)(de),但是(shi)(shi)如果(guo)廉價的(de)(de)把(ba)產(chan)(chan)(chan)品(pin),那是(shi)(shi)不可(ke)信的(de)(de)。

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