電 話:(曹老師)
電 話:(羅老師)
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地 址:重慶九龍坡綠(lv)云鋼材(cai)市場A9-293/雙福攀(pan)寶鋼材(cai)市場綠(lv)城路
樓(lou)承板(ban)鋼結構柱網間(jian)距一般5~9.0m×8~15m,次(ci)梁(liang)間(jian)距3m,而樓(lou)承板(ban)下(xia)料(liao)(liao)(liao)長度為4.97~8.97m,運(yun)輸與安裝(zhuang)均較困難,尤(you)其(qi)是帶由圓弧區垂直(zhi)吊(diao)(diao)(diao)裝(zhuang)樓(lou)承板(ban),由上而下(xia)在(zai)次(ci)梁(liang)狹間(jian)穿套比較困難,且打亂了(le)次(ci)梁(liang)焊接(jie)正常(chang)工序(xu)。控(kong)制下(xia)料(liao)(liao)(liao)長度為3~6m,則可(ke)避免垂直(zhi)運(yun)輸時在(zai)次(ci)梁(liang)間(jian)無(wu)法吊(diao)(diao)(diao)運(yun)的問題。 樓(lou)承板(ban)吊(diao)(diao)(diao)運(yun)時采(cai)用專用軟吊(diao)(diao)(diao)索。每次(ci)吊(diao)(diao)(diao)裝(zhuang)時應檢查軟吊(diao)(diao)(diao)索是否有(you)撕裂、割斷現象。樓(lou)承板(ban)擱置在(zai)鋼梁(liang)上時應防止探頭。鋪料(liao)(liao)(liao)時操(cao)作人員(yuan)應系帶,并(bing)保證邊鋪設邊固定在(zai)周邊繩上。 焊接(jie)采(cai)用熔透點(dian)焊連接(jie),施焊前(qian)應準備(bei)邊角料(liao)(liao)(liao)引弧試焊,調整(zheng)施焊電流(liu).因樓(lou)承板(ban)底部無(wu)水平模板(ban)及垂直(zhi)支撐,澆筑混凝土時布料(liao)(liao)(liao)不(bu)宜太集中,采(cai)用平板(ban)振(zhen)搗器及時分(fen)攤振(zhen)搗。
鍍(du)(du)鋅(xin)鋼板(ban)(ban)(ban)(ban)是為防止鋼板(ban)(ban)(ban)(ban)表(biao)面(mian)遭受(shou)腐蝕,延(yan)長其(qi)使用壽命,在(zai)鋼板(ban)(ban)(ban)(ban)表(biao)面(mian)涂以一層金屬鋅(xin),這(zhe)種(zhong)涂鋅(xin)的(de)薄鋼板(ban)(ban)(ban)(ban)稱為鍍(du)(du)鋅(xin)板(ban)(ban)(ban)(ban)。按生產(chan)及加(jia)工方法可分(fen)為以下幾類:熱浸(jin)鍍(du)(du)鋅(xin)鋼板(ban)(ban)(ban)(ban)。將薄鋼板(ban)(ban)(ban)(ban)浸(jin)入熔(rong) 微商貨源解的(de)鋅(xin)槽(cao)中,使其(qi)表(biao)面(mian)粘附一層鋅(xin)的(de)薄鋼板(ban)(ban)(ban)(ban)。目前(qian)主要(yao)采用連續鍍(du)(du)鋅(xin)工藝生產(chan),即(ji)把成(cheng)(cheng)(cheng)卷的(de)鋼板(ban)(ban)(ban)(ban)連續浸(jin)在(zai)熔(rong)解有(you)(you)鋅(xin)的(de)鍍(du)(du)槽(cao)中制成(cheng)(cheng)(cheng)鍍(du)(du)鋅(xin)鋼板(ban)(ban)(ban)(ban);合金化鍍(du)(du)鋅(xin)鋼板(ban)(ban)(ban)(ban)。這(zhe)種(zhong)鋼板(ban)(ban)(ban)(ban)也是用熱浸(jin)法制造,但在(zai)出槽(cao)后,立即(ji)把它加(jia)熱到500℃左右,使其(qi)生成(cheng)(cheng)(cheng)鋅(xin)和(he)鐵的(de)合金被(bei)膜。這(zhe)種(zhong)鍍(du)(du)鋅(xin)板(ban)(ban)(ban)(ban)具有(you)(you)良好的(de)涂料的(de)密著性(xing)和(he)焊接性(xing)。
鍍(du)(du)鋅(xin)(xin)(xin)卷分熱(re)(re)鍍(du)(du)鋅(xin)(xin)(xin)和電鍍(du)(du)鋅(xin)(xin)(xin)兩種(zhong),熱(re)(re)鍍(du)(du)鋅(xin)(xin)(xin)鍍(du)(du)鋅(xin)(xin)(xin)層厚,具有(you)鍍(du)(du)層均勻(yun),附著(zhu)力(li)強(qiang),使用壽命長等優點。電鍍(du)(du)鋅(xin)(xin)(xin)成(cheng)本(ben)低,表面不是很光滑(hua),其本(ben)身的(de)(de)耐腐蝕性(xing)比熱(re)(re)鍍(du)(du)鋅(xin)(xin)(xin)管(guan)相差很多。提(ti)起(qi)鍍(du)(du)鋅(xin)(xin)(xin)管(guan),可能沒接(jie)觸(chu)過建材(cai)的(de)(de)朋友(you)并不了解。從(cong)1935年建立一條連(lian)續(xu)涂(tu)(tu)層鋼(gang)板(ban)線開始,彩涂(tu)(tu)板(ban)得到了廣(guang)泛(fan)應用,目(mu)前(qian)彩涂(tu)(tu)板(ban)的(de)(de)品種(zhong)繁多,大約超過600種(zhong),彩涂(tu)(tu)板(ban)兼有(you)機(ji)(ji)聚(ju)合(he)物與鋼(gang)板(ban)兩者(zhe)的(de)(de)優點,既有(you)有(you)機(ji)(ji)聚(ju)合(he)物的(de)(de)良好著(zhu)色性(xing)、成(cheng)型性(xing)、耐蝕性(xing)、裝飾(shi)性(xing)、又有(you)鋼(gang)板(ban)的(de)(de)高強(qiang)度和易加工性(xing),能很容易地進行(xing)沖(chong)壓裁剪(jian)、彎(wan)曲、深沖(chong)等加工。
樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)組(zu)合板(ban)(ban)(ban)是一種十分合理的(de)(de)(de)結構(gou)方(fang)式,它能(neng)夠(gou)按其各組(zu)成部件所處的(de)(de)(de)方(fang)位和(he)特色,充(chong)(chong)分發揮鋼材抗(kang)拉和(he)混凝(ning)土(tu)抗(kang)壓功(gong)能(neng)好的(de)(de)(de)長(chang)處,并具(ju)有(you)杰出的(de)(de)(de)抗(kang)震功(gong)能(neng)、施(shi)(shi)工(gong)功(gong)能(neng)。這種結構(gou)現在(zai)被廣泛運用于(yu)國內外修建中,但在(zai)國內大(da)都將(jiang)樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)當作(zuo)模板(ban)(ban)(ban)運用,而(er)沒有(you)充(chong)(chong)分發揮樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)的(de)(de)(de)效(xiao)果。 與一般鋼筋混凝(ning)土(tu)樓(lou)(lou)(lou)板(ban)(ban)(ban)比較,樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)組(zu)合樓(lou)(lou)(lou)板(ban)(ban)(ban)具(ju)備以下長(chang)處:樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)能(neng)夠(gou)作(zuo)為現澆混凝(ning)土(tu)的(de)(de)(de)模板(ban)(ban)(ban)。這樣(yang)就省掉了施(shi)(shi)工(gong)中裝置(zhi)和(he)撤除模板(ban)(ban)(ban)等(deng)工(gong)序,然后節約了時刻和(he)勞動力;當樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)裝置(zhi)好今后將(jiang)能(neng)夠(gou)作(zuo)為施(shi)(shi)工(gong)平臺運用。
鍍鋅鋼批發鍍鋅板使用的時候,自然也是要讓它在質量上面達到很好的表現,但是對于它在自己的質量表現表現來說,往往是有很多方面的,那么它在自己的質量上面都是有什么表現呢?首先一個方面,就是它在自己的表面上要達到平的要求,這一點自然也是它在自己使用時的一個重要的表現,現在也一些廠家,他們在生產時,因為沒有使用很好的設備,也或者是在技術上面低下,自然就沒有這方面的表現。廣西鍍鋅鋼重慶鍍鋅板本(ben)身的性能上面有(you)很大的下降,而(er)且因為(wei)它(ta)在自己的平(ping)上面沒有(you)自己的表現,同時(shi)(shi)用戶(hu)在自己使(shi)用時(shi)(shi),也不會達到很高的使(shi)用壽命(ming)。
樓(lou)(lou)承(cheng)板(ban)鍍(du)(du)(du)(du)鋅(xin)首要起(qi)到(dao)防(fang)腐(fu)的效(xiao)果,按標準組合(he)樓(lou)(lou)板(ban)與(yu)非組合(he)樓(lou)(lou)板(ban)壓型鋼板(ban)應(ying)選用熱鍍(du)(du)(du)(du)鋅(xin),不(bu)該選用電(dian)鍍(du)(du)(du)(du)鋅(xin)鋼板(ban),其(qi)雙面鍍(du)(du)(du)(du)鋅(xin)層(ceng)總含(han)(han)量(liang)(liang)(liang)(liang)要滿足在使(shi)用期間不(bu)致銹損的要求。當(dang)(dang)作為非組合(he)樓(lou)(lou)承(cheng)板(ban)時(shi),鍍(du)(du)(du)(du)鋅(xin)層(ceng)含(han)(han)量(liang)(liang)(liang)(liang)可(ke)選用較(jiao)低(di)值(zhi)(zhi);當(dang)(dang)為組合(he)樓(lou)(lou)承(cheng)板(ban)時(shi),鍍(du)(du)(du)(du)鋅(xin)層(ceng)含(han)(han)量(liang)(liang)(liang)(liang)不(bu)該小于(yu)150g/m2。當(dang)(dang)為組合(he)樓(lou)(lou)板(ban)且使(shi)用環境條件(jian)較(jiao)為惡劣時(shi),鍍(du)(du)(du)(du)鋅(xin)層(ceng)含(han)(han)量(liang)(liang)(liang)(liang)應(ying)選用上限值(zhi)(zhi)或(huo)更(geng)高值(zhi)(zhi)。更(geng)高的鍍(du)(du)(du)(du)鋅(xin)要求,如雙面鍍(du)(du)(du)(du)鋅(xin)量(liang)(liang)(liang)(liang)為300g/m2、350g/m2或(huo)鍍(du)(du)(du)(du)鋁鋅(xin)(5%鋁)275g/m2、300g/m2等,較(jiao)高的鍍(du)(du)(du)(du)層(ceng)量(liang)(liang)(liang)(liang)使(shi)組合(he)樓(lou)(lou)板(ban)有更(geng)長耐久性(xing),同(tong)等量(liang)(liang)(liang)(liang)的鍍(du)(du)(du)(du)鋁鋅(xin)的防(fang)銹蝕才能大約兩倍于(yu)一(yi)般熱鍍(du)(du)(du)(du)鋅(xin)。鍍(du)(du)(du)(du)鋅(xin)量(liang)(liang)(liang)(liang)也不(bu)是越(yue)厚越(yue)好,當(dang)(dang)鍍(du)(du)(du)(du)鋅(xin)量(liang)(liang)(liang)(liang)較(jiao)厚時(shi),抗剪連接件(jian)栓釘的焊接質量(liang)(liang)(liang)(liang)就很難保證(zheng),焊接時(shi),宜選用局部除鋅(xin)處(chu)理措施。