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地 址(zhi):重慶(qing)九(jiu)龍坡綠云鋼材市場(chang)A9-293/雙福(fu)攀寶鋼材市場(chang)綠城路
樓(lou)承(cheng)(cheng)板(ban)鋼(gang)結構柱網間(jian)(jian)(jian)距(ju)一般5~9.0m×8~15m,次梁(liang)間(jian)(jian)(jian)距(ju)3m,而樓(lou)承(cheng)(cheng)板(ban)下料(liao)(liao)長度為4.97~8.97m,運輸(shu)與(yu)安裝均(jun)較困難,尤其是帶(dai)由圓弧區垂(chui)直(zhi)吊裝樓(lou)承(cheng)(cheng)板(ban),由上(shang)而下在次梁(liang)狹(xia)間(jian)(jian)(jian)穿套比較困難,且打亂了次梁(liang)焊(han)接正常工序(xu)。控制下料(liao)(liao)長度為3~6m,則可避免垂(chui)直(zhi)運輸(shu)時(shi)(shi)在次梁(liang)間(jian)(jian)(jian)無法吊運的(de)問題。 樓(lou)承(cheng)(cheng)板(ban)吊運時(shi)(shi)采用專用軟吊索。每次吊裝時(shi)(shi)應(ying)(ying)檢查軟吊索是否有撕(si)裂、割斷(duan)現象(xiang)。樓(lou)承(cheng)(cheng)板(ban)擱(ge)置在鋼(gang)梁(liang)上(shang)時(shi)(shi)應(ying)(ying)防止探頭。鋪料(liao)(liao)時(shi)(shi)操作人(ren)員應(ying)(ying)系(xi)帶(dai),并(bing)保(bao)證邊鋪設(she)邊固定在周邊繩上(shang)。 焊(han)接采用熔透點(dian)焊(han)連接,施(shi)焊(han)前(qian)應(ying)(ying)準備邊角料(liao)(liao)引弧試焊(han),調(diao)整施(shi)焊(han)電(dian)流.因樓(lou)承(cheng)(cheng)板(ban)底部無水(shui)平(ping)模板(ban)及垂(chui)直(zhi)支撐,澆筑混凝土時(shi)(shi)布料(liao)(liao)不宜太集中,采用平(ping)板(ban)振搗(dao)器及時(shi)(shi)分攤(tan)振搗(dao)。
上海攀鋼彩涂卷隨著鋼結構在建筑材料中的興起,越來越多的人選擇使用鋼結構樓承板了,鋼結構構件工廠產業化生產大大縮短了工程工期,而樓板的施工方法卻成為影響工期的重要因素。采用那一代樓承板對于樓板的耐火性能也有區別。彩涂卷批發樓(lou)承(cheng)(cheng)(cheng)板(ban)(ban)的(de)(de)厚(hou)(hou)度(du)(du)(du)一般都是(shi)按保險起見(jian)設(she)計的(de)(de)比較厚(hou)(hou),正常情況下鋼梁之(zhi)間的(de)(de)跨(kua)度(du)(du)(du)在(zai)2m以內樓(lou)承(cheng)(cheng)(cheng)板(ban)(ban)厚(hou)(hou)度(du)(du)(du)在(zai)0.75-0.8mm就(jiu)可以了,2-2.5m樓(lou)承(cheng)(cheng)(cheng)板(ban)(ban)厚(hou)(hou)度(du)(du)(du)用(yong)(yong)0.8-1.0就(jiu)可以了,跨(kua)度(du)(du)(du)在(zai)3-4米樓(lou)承(cheng)(cheng)(cheng)板(ban)(ban)厚(hou)(hou)度(du)(du)(du)用(yong)(yong)1.5mm,超過5m的(de)(de)跨(kua)度(du)(du)(du)是(shi)用(yong)(yong)臨(lin)時(shi)支撐,因素(su)(su)就(jiu)是(shi)混泥土(tu)澆(jiao)筑(zhu)(zhu)的(de)(de)高度(du)(du)(du),混泥土(tu)澆(jiao)筑(zhu)(zhu)的(de)(de)越高,樓(lou)承(cheng)(cheng)(cheng)板(ban)(ban)所需要的(de)(de)厚(hou)(hou)度(du)(du)(du)也就(jiu)越厚(hou)(hou),還有一個大(da)家容易(yi)忽(hu)略的(de)(de)因素(su)(su)就(jiu)是(shi)螺釘的(de)(de)好壞也是(shi)決定樓(lou)承(cheng)(cheng)(cheng)板(ban)(ban)厚(hou)(hou)度(du)(du)(du)的(de)(de),螺釘越好樓(lou)承(cheng)(cheng)(cheng)板(ban)(ban)的(de)(de)承(cheng)(cheng)(cheng)載力就(jiu)越強。
堆積樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)(ban)的地坪應基(ji)本平坦,鋼(gang)(gang)筋(jin)桁(heng)架樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)(ban)堆積不宜過高,每(mei)(mei)堆不超越(yue)60張(zhang)。樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)(ban)運(yun)至現場,需妥善保護(hu),不得有(you)任何損壞和(he)污(wu)染,特別不得感染油污(wu)。樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)(ban)應根據排版圖預先切開、編號。起吊前,每(mei)(mei)捆要有(you)兩條(tiao)鋼(gang)(gang)絲(si)繩,分(fen)別捆于兩頭(tou)四分(fen)之一鋼(gang)(gang)板(ban)(ban)(ban)長(chang)度(du)處,采用專用吊具吊起。應先行(xing)試吊,檢查重心是否穩定,鋼(gang)(gang)索是否會滑動,待牢(lao)靠,無慮時(shi)(shi)方可(ke)吊起。起吊時(shi)(shi),應從下(xia)(xia)往上(shang)樓(lou)(lou)層次(ci)序吊料為原(yuan)則,避(bi)免(mian)因先行(xing)吊放上(shang)層資料后,阻止下(xia)(xia)面樓(lou)(lou)層的吊放作(zuo)業。整疊樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)(ban)放梁面時(shi)(shi),應考慮梁的承(cheng)(cheng)載(zai)能力,避(bi)免(mian)因集中載(zai)荷過大(da),造成梁的變形。樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)(ban)吊至樓(lou)(lou)層,暫時(shi)(shi)不鋪設時(shi)(shi),應作(zuo)牢(lao)靠固定,避(bi)免(mian)飛落(luo)和(he)滑落(luo)傷人。
熱鍍(du)(du)(du)鋅(xin)(xin)板和電(dian)(dian)鍍(du)(du)(du)鋅(xin)(xin)板在鍍(du)(du)(du)鋅(xin)(xin)量上有(you)很(hen)大的(de)(de)(de)差(cha)別,就像(xiang)山東彩(cai)涂卷)。熱鍍(du)(du)(du)鋅(xin)(xin)的(de)(de)(de)鍍(du)(du)(du)鋅(xin)(xin)量不可(ke)能太小(xiao),一(yi)般(ban)較小(xiao)為(wei)雙面50~60g/m2,較大可(ke)達(da)600g/m2。電(dian)(dian)鍍(du)(du)(du)鋅(xin)(xin)板的(de)(de)(de)鍍(du)(du)(du)鋅(xin)(xin)層可(ke)以很(hen)薄,較小(xiao)達(da)15g/m2,但(dan)要(yao)求鍍(du)(du)(du)層較厚的(de)(de)(de)話(hua)則生(sheng)產(chan)線速度很(hen)慢,不適應(ying)現代化機組的(de)(de)(de)工(gong)藝特點(dian),一(yi)般(ban)較大為(wei)lO0g/m2左右。正(zheng)因為(wei)如(ru)此,電(dian)(dian)鍍(du)(du)(du)鋅(xin)(xin)板的(de)(de)(de)生(sheng)產(chan)受(shou)到(dao)很(hen)大的(de)(de)(de)限制。工(gong)一(yi)般(ban)電(dian)(dian)鍍(du)(du)(du)鋅(xin)(xin)比較多,適用于(yu)小(xiao)部件;熱鍍(du)(du)(du)鋅(xin)(xin)一(yi)般(ban)用于(yu)電(dian)(dian)力設(she)(she)備(bei)和構件,適用于(yu)大的(de)(de)(de)部件和設(she)(she)備(bei)。當然他(ta)們的(de)(de)(de)價格(ge)也相對便宜一(yi)些。建設(she)(she)部已(yi)正(zheng)式下文,淘(tao)汰技術落(luo)后(hou)的(de)(de)(de)冷鍍(du)(du)(du)鋅(xin)(xin)管(guan)(guan),不準用冷鍍(du)(du)(du)鋅(xin)(xin)管(guan)(guan)作水、煤氣管(guan)(guan)。
用(yong)(yong)電鍍(du)(du)(du)(du)法制(zhi)造這種(zhong)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)具有良(liang)好(hao)的(de)加工性(xing)。但鍍(du)(du)(du)(du)層(ceng)較(jiao)薄,耐腐蝕性(xing)不如熱浸(jin)法鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban);單(dan)面(mian)(mian)鍍(du)(du)(du)(du)和雙(shuang)面(mian)(mian)差(cha)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)。單(dan)面(mian)(mian)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban),即只在(zai)一面(mian)(mian)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)的(de)產品。在(zai)焊接(jie)、涂(tu)裝、防銹(xiu)處(chu)理、加工等方面(mian)(mian),具有比雙(shuang)面(mian)(mian)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban)好(hao)的(de)適應性(xing)。為(wei)克服單(dan)面(mian)(mian)未(wei)涂(tu)鋅(xin)(xin)(xin)(xin)(xin)的(de)缺點,又有一種(zhong)在(zai)另面(mian)(mian)涂(tu)以薄層(ceng)鋅(xin)(xin)(xin)(xin)(xin)的(de)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban),即雙(shuang)面(mian)(mian)差(cha)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban);合(he)金(jin)(jin)、復合(he)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)。它(ta)是用(yong)(yong)鋅(xin)(xin)(xin)(xin)(xin)和其(qi)他(ta)金(jin)(jin)屬(shu)如鉛(qian)、鋅(xin)(xin)(xin)(xin)(xin)制(zhi)成合(he)金(jin)(jin)乃至復合(he)鍍(du)(du)(du)(du)成的(de)鋼(gang)板(ban)(ban)(ban)(ban)。這種(zhong)鋼(gang)板(ban)(ban)(ban)(ban)既具有防銹(xiu)性(xing)能,又有良(liang)好(hao)的(de)涂(tu)裝性(xing)能。 除上述五種(zhong)外,還有彩色鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)、印花涂(tu)裝鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)、聚(ju)氯(lv)乙烯疊層(ceng)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)等。但目前常用(yong)(yong)的(de)仍為(wei)熱浸(jin)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban)。 鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)按用(yong)(yong)途又可分為(wei)一般用(yong)(yong)、屋頂用(yong)(yong)、建筑(zhu)外側(ce)板(ban)(ban)(ban)(ban)用(yong)(yong)、結構(gou)用(yong)(yong)、瓦壟板(ban)(ban)(ban)(ban)用(yong)(yong)、拉伸(shen)用(yong)(yong)和深沖用(yong)(yong)等鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)。