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地 址:重慶九(jiu)龍坡綠(lv)(lv)云鋼(gang)材(cai)市場A9-293/雙福攀寶(bao)鋼(gang)材(cai)市場綠(lv)(lv)城路
鍍鋅批發彩鋼是指彩涂鋼板,彩涂鋼板是一種帶有有機涂層的鋼板,傳統的涂層分好幾類,氟碳涂層的,幾乎可以防腐20年。一般從鋼廠以卷筒的形式分銷到各地。我們經常看到的彩鋼板是指加工好的板材,厚度在50~100mm左右,它是由中間的填料和兩面的彩鋼板組成。其中,彩板厚度有0.4mm、0.5mm、0.6mm等不同的厚度,中間層可以是聚胺脂、巖綿或泡沫塑料等。恩施酒鋼鍍鋅由于(yu)有專用(yong)型材,所以用(yong)彩(cai)鋼板構筑的(de)廠房建造速度很快(如非典時(shi)的(de)小湯山醫院),但強度低。
重慶(qing)樓(lou)(lou)承板(ban)(ban)(ban)分兩種(zhong)。一(yi)(yi)(yi)種(zhong)是把樓(lou)(lou)承板(ban)(ban)(ban)當做承受拉(la)力的(de)(de)(de)(de)鋼(gang)(gang)筋計(ji)(ji)算(suan)(suan)的(de)(de)(de)(de),另外一(yi)(yi)(yi)種(zhong)是僅把樓(lou)(lou)承板(ban)(ban)(ban)作為(wei)模板(ban)(ban)(ban)計(ji)(ji)算(suan)(suan)而不參與受力的(de)(de)(de)(de)。做模板(ban)(ban)(ban)計(ji)(ji)算(suan)(suan)的(de)(de)(de)(de)比(bi)較簡單(dan),直接按照跨度(du)頂就行了(le)。2米以(yi)下選0.8的(de)(de)(de)(de),2-3米的(de)(de)(de)(de)選1.0的(de)(de)(de)(de)。樓(lou)(lou)承板(ban)(ban)(ban)作為(wei)受力鋼(gang)(gang)筋計(ji)(ji)算(suan)(suan),就按照模板(ban)(ban)(ban)的(de)(de)(de)(de)選用(yong)樓(lou)(lou)承板(ban)(ban)(ban)(或(huo)者加厚且只(zhi)能(neng)加厚),然后在(zai)計(ji)(ji)算(suan)(suan)配筋的(de)(de)(de)(de)時候(hou)可以(yi)按照面積減(jian)少鋼(gang)(gang)筋用(yong)量。樓(lou)(lou)承板(ban)(ban)(ban)不能(neng)單(dan)獨(du)計(ji)(ji)算(suan)(suan)的(de)(de)(de)(de),它和整個(ge)樓(lou)(lou)板(ban)(ban)(ban)是一(yi)(yi)(yi)個(ge)體(ti)系(xi)的(de)(de)(de)(de)。
鍍(du)鋅鋼(gang)(gang)板(ban)(ban)為(wei)基板(ban)(ban)的(de)(de)彩涂(tu)(tu)(tu)(tu)(tu)鋼(gang)(gang)板(ban)(ban),除有(you)鋅保(bao)護外(wai),鋅層(ceng)(ceng)(ceng)上的(de)(de)有(you)機(ji)涂(tu)(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)起了(le)覆蓋隔離作用(yong),可防止(zhi)鋼(gang)(gang)板(ban)(ban)生銹,使(shi)用(yong)壽命(ming)比(bi)鍍(du)鋅鋼(gang)(gang)板(ban)(ban)更長(chang)(chang),據介紹(shao)涂(tu)(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)鋼(gang)(gang)板(ban)(ban)的(de)(de)使(shi)用(yong)壽命(ming)比(bi)鍍(du)鋅鋼(gang)(gang)板(ban)(ban)長(chang)(chang)50%。在(zai)連續機(ji)組上以冷軋(ya)帶(dai)鋼(gang)(gang),鍍(du)鋅帶(dai)鋼(gang)(gang)(電(dian)鍍(du)鋅和熱鍍(du)鋅)為(wei)基板(ban)(ban),經過表面預處理(脫脂和化學(xue)處理),用(yong)輥涂(tu)(tu)(tu)(tu)(tu)的(de)(de)方法,涂(tu)(tu)(tu)(tu)(tu)上一層(ceng)(ceng)(ceng)或多層(ceng)(ceng)(ceng)液態涂(tu)(tu)(tu)(tu)(tu)料,經過烘(hong)烤和冷卻所得的(de)(de)板(ban)(ban)材即為(wei)涂(tu)(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)鋼(gang)(gang)板(ban)(ban)。由于涂(tu)(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)可以有(you)各種不同的(de)(de)顏色(se),習慣(guan)上把涂(tu)(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)鋼(gang)(gang)板(ban)(ban)叫做彩色(se)涂(tu)(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)鋼(gang)(gang)板(ban)(ban)。又由于涂(tu)(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)是在(zai)鋼(gang)(gang)板(ban)(ban)成(cheng)型加工之前進行的(de)(de),在(zai)國外(wai)這(zhe)叫做預涂(tu)(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)鋼(gang)(gang)板(ban)(ban)。
樓(lou)(lou)承板(ban)(ban)鋼結構柱網間(jian)距一般5~9.0m×8~15m,次梁間(jian)距3m,而樓(lou)(lou)承板(ban)(ban)下料長度為4.97~8.97m,運輸與安裝均較困難,尤(you)其是(shi)帶(dai)由(you)圓弧區垂(chui)直(zhi)吊(diao)裝樓(lou)(lou)承板(ban)(ban),由(you)上(shang)而下在(zai)次梁狹(xia)間(jian)穿套(tao)比(bi)較困難,且打(da)亂了次梁焊(han)(han)接正常(chang)工序。控(kong)制下料長度為3~6m,則可避免(mian)垂(chui)直(zhi)運輸時(shi)(shi)(shi)在(zai)次梁間(jian)無法吊(diao)運的問題。 樓(lou)(lou)承板(ban)(ban)吊(diao)運時(shi)(shi)(shi)采(cai)用(yong)專用(yong)軟吊(diao)索。每次吊(diao)裝時(shi)(shi)(shi)應檢查軟吊(diao)索是(shi)否有(you)撕裂、割斷(duan)現(xian)象。樓(lou)(lou)承板(ban)(ban)擱置在(zai)鋼梁上(shang)時(shi)(shi)(shi)應防止探頭。鋪(pu)料時(shi)(shi)(shi)操(cao)作(zuo)人員應系帶(dai),并(bing)保證邊(bian)鋪(pu)設邊(bian)固定在(zai)周邊(bian)繩(sheng)上(shang)。 焊(han)(han)接采(cai)用(yong)熔透(tou)點(dian)焊(han)(han)連(lian)接,施焊(han)(han)前應準備邊(bian)角料引弧試(shi)焊(han)(han),調整施焊(han)(han)電流.因樓(lou)(lou)承板(ban)(ban)底部無水平模板(ban)(ban)及(ji)(ji)垂(chui)直(zhi)支撐(cheng),澆筑混凝土(tu)時(shi)(shi)(shi)布料不(bu)宜(yi)太集中,采(cai)用(yong)平板(ban)(ban)振(zhen)搗(dao)器(qi)及(ji)(ji)時(shi)(shi)(shi)分攤振(zhen)搗(dao)。