電 話:(曹老師)
電 話:(羅老師)
網 址(zhi):i65r1s.cn
地 址:重慶九龍坡綠(lv)云鋼(gang)材市場(chang)A9-293/雙福攀寶鋼(gang)材市場(chang)綠(lv)城路
要(yao)看整(zheng)個(ge)(ge)(ge)樓(lou)板(ban)的(de)(de)(de)厚(hou)度(du)來(lai)考慮挑選(xuan)是(shi)用75波(bo)高(gao)(gao)系(xi)列(lie)(lie)的(de)(de)(de)仍是(shi)51波(bo)高(gao)(gao)系(xi)列(lie)(lie)的(de)(de)(de),沉(chen)默有(you)40系(xi)列(lie)(lie),46系(xi)列(lie)(lie),60系(xi)列(lie)(lie),65波(bo)高(gao)(gao)系(xi)列(lie)(lie)。一般來(lai)說波(bo)高(gao)(gao)越(yue)(yue)低,承(cheng)(cheng)載力(li)(li)就越(yue)(yue)低,然(ran)后就是(shi)波(bo)峰距離(li)越(yue)(yue)大(da),承(cheng)(cheng)載力(li)(li)就越(yue)(yue)小,假如整(zheng)個(ge)(ge)(ge)樓(lou)板(ban)厚(hou)度(du)在(zai)(zai)10公分(fen)以內,好選(xuan)用選(xuan)用波(bo)高(gao)(gao)40系(xi)列(lie)(lie),整(zheng)個(ge)(ge)(ge)樓(lou)板(ban)厚(hou)度(du)在(zai)(zai)10-13公分(fen)以內,好選(xuan)用50波(bo)高(gao)(gao)系(xi)列(lie)(lie),在(zai)(zai)13公分(fen)以上,好選(xuan)用75系(xi)列(lie)(lie)。有(you)些人會問,為什么(me)呀?其實《我(wo)國鋼筋混(hun)凝土修建規范》里有(you)個(ge)(ge)(ge)要(yao)求(qiu),鋼筋上面的(de)(de)(de)混(hun)泥(ni)土保護層不能低于2.5cm,就是(shi)說樓(lou)承(cheng)(cheng)板(ban)自身的(de)(de)(de)波(bo)高(gao)(gao)+鋼筋網(wang)的(de)(de)(de)厚(hou)度(du)(一般2cm)+2.5cm的(de)(de)(de)保護層≤樓(lou)板(ban)的(de)(de)(de)厚(hou)度(du)。
攀鋼C型鋼堆積樓承板的地坪應基本平坦,鋼筋桁架樓承板堆積不宜過高,每堆不超越60張。江北C型鋼批發樓承(cheng)板(ban)(ban)(ban)(ban)運至現場,需妥善保(bao)護,不得(de)有任何損壞和污(wu)染,特別不得(de)感染油污(wu)。樓承(cheng)板(ban)(ban)(ban)(ban)應根(gen)據排版圖預(yu)先(xian)切開、編號。起(qi)吊(diao)(diao)前(qian),每捆要有兩條鋼絲繩,分別捆于(yu)兩頭四分之(zhi)一鋼板(ban)(ban)(ban)(ban)長度(du)處,采用(yong)專用(yong)吊(diao)(diao)具吊(diao)(diao)起(qi)。應先(xian)行(xing)試吊(diao)(diao),檢(jian)查(cha)重心是否穩定,鋼索(suo)是否會滑動,待牢(lao)靠(kao),無慮(lv)時方可吊(diao)(diao)起(qi)。起(qi)吊(diao)(diao)時,應從(cong)下往上(shang)樓層(ceng)次(ci)序吊(diao)(diao)料為原則,避(bi)免因(yin)先(xian)行(xing)吊(diao)(diao)放上(shang)層(ceng)資料后,阻止(zhi)下面(mian)樓層(ceng)的吊(diao)(diao)放作業。整(zheng)疊樓承(cheng)板(ban)(ban)(ban)(ban)放梁(liang)面(mian)時,應考慮(lv)梁(liang)的承(cheng)載(zai)能力,避(bi)免因(yin)集(ji)中載(zai)荷過大,造成梁(liang)的變形。樓承(cheng)板(ban)(ban)(ban)(ban)吊(diao)(diao)至樓層(ceng),暫時不鋪設(she)時,應作牢(lao)靠(kao)固定,避(bi)免飛落(luo)(luo)和滑落(luo)(luo)傷人。
隨著(zhu)鋼(gang)結(jie)構(gou)在建筑材料(liao)中(zhong)的興起(qi),越(yue)來越(yue)多的人選擇使用(yong)鋼(gang)結(jie)構(gou)樓(lou)(lou)(lou)(lou)承(cheng)板(ban)了(le),鋼(gang)結(jie)構(gou)構(gou)件工廠產業化(hua)生產大大縮短(duan)了(le)工程工期,而樓(lou)(lou)(lou)(lou)板(ban)的施工方法卻成為影(ying)響工期的重要因(yin)素。采用(yong)那一(yi)(yi)代樓(lou)(lou)(lou)(lou)承(cheng)板(ban)對于樓(lou)(lou)(lou)(lou)板(ban)的耐火性能(neng)也(ye)有區別。樓(lou)(lou)(lou)(lou)承(cheng)板(ban)的厚(hou)(hou)度一(yi)(yi)般都是(shi)按(an)保險起(qi)見(jian)設計的比較厚(hou)(hou),正常情況下鋼(gang)梁之間(jian)的跨(kua)度在2m以(yi)內(nei)樓(lou)(lou)(lou)(lou)承(cheng)板(ban)厚(hou)(hou)度在0.75-0.8mm就(jiu)(jiu)(jiu)(jiu)可(ke)以(yi)了(le),2-2.5m樓(lou)(lou)(lou)(lou)承(cheng)板(ban)厚(hou)(hou)度用(yong)0.8-1.0就(jiu)(jiu)(jiu)(jiu)可(ke)以(yi)了(le),跨(kua)度在3-4米(mi)樓(lou)(lou)(lou)(lou)承(cheng)板(ban)厚(hou)(hou)度用(yong)1.5mm,超過(guo)5m的跨(kua)度是(shi)用(yong)臨時支(zhi)撐(cheng),因(yin)素就(jiu)(jiu)(jiu)(jiu)是(shi)混泥土(tu)澆(jiao)筑的高度,混泥土(tu)澆(jiao)筑的越(yue)高,樓(lou)(lou)(lou)(lou)承(cheng)板(ban)所需要的厚(hou)(hou)度也(ye)就(jiu)(jiu)(jiu)(jiu)越(yue)厚(hou)(hou),還有一(yi)(yi)個大家容(rong)易忽略的因(yin)素就(jiu)(jiu)(jiu)(jiu)是(shi)螺(luo)釘的好(hao)壞也(ye)是(shi)決定樓(lou)(lou)(lou)(lou)承(cheng)板(ban)厚(hou)(hou)度的,螺(luo)釘越(yue)好(hao)樓(lou)(lou)(lou)(lou)承(cheng)板(ban)的承(cheng)載力(li)就(jiu)(jiu)(jiu)(jiu)越(yue)強。
我國建(jian)(jian)筑業中,噪聲污染(ran)問(wen)題久為人們所詬(gou)病。輕型(xing)樓承板(ban)的(de)應用使得土建(jian)(jian)建(jian)(jian)筑物局面被(bei)打破,集(ji)環境破壞及污染(ran)少(shao)、材料回收和(he)利用率(lv)高、符合可(ke)持續發展(zhan)(zhan)要(yao)求等眾(zhong)多優點于一(yi)身的(de)樓承板(ban)建(jian)(jian)筑應運而生,逐步被(bei)人們所接受。輕型(xing)樓承板(ban)是近十年來(lai)發展(zhan)(zhan)較(jiao)快(kuai)(kuai)的(de)領域(yu),在(zai)(zai)采用輕型(xing)樓承板(ban)占非(fei)住宅建(jian)(jian)筑投資的(de)50%以上。這種結構工(gong)業化、商品化程度高,施(shi)工(gong)快(kuai)(kuai),綜合效(xiao)益高,市(shi)場(chang)需求量很大,已引(yin)起結構設計人員認識(shi)。樓承板(ban)的(de)研究開發已在(zai)(zai)各地試點,是輕鋼發展(zhan)(zhan)的(de)一(yi)個重(zhong)要(yao)方向,目前(qian)已經有多種的(de)低層、多層和(he)高層的(de)設計方案和(he)實例。
鍍(du)(du)鋅(xin)是(shi)一種經常采(cai)用(yong)的經濟而有(you)(you)效的防(fang)(fang)腐方法。鋅(xin)產量的一半左右均用(yong)于此種工藝。鍍(du)(du)鋅(xin)卷(juan)(juan)(juan)是(shi)為防(fang)(fang)止鋼(gang)板(ban)表(biao)面遭受(shou)腐蝕延長其使用(yong)壽命,在鋼(gang)板(ban)表(biao)面涂以一層金屬鋅(xin),這種涂鋅(xin)的鋼(gang)板(ban)稱(cheng)為鍍(du)(du)鋅(xin)卷(juan)(juan)(juan)。鍍(du)(du)鋅(xin)卷(juan)(juan)(juan)主要用(yong)于建筑、家電、汽(qi)車、容器、交通及家業等領域(yu)。特別是(shi)鋼(gang)結構建筑、汽(qi)車制造(zao)、鋼(gang)板(ban)倉制造(zao)等行業。耐腐蝕強、表(biao)面質量好、得利于深加(jia)工、經濟實(shi)用(yong)等。有(you)(you)關產品標準(zhun)都列明鍍(du)(du)鋅(xin)卷(juan)(juan)(juan)推薦的標準(zhun)厚(hou)度(du)(du)、長度(du)(du)和寬度(du)(du)及其允許(xu)偏(pian)(pian)(pian)差(cha)。鍍(du)(du)鋅(xin)卷(juan)(juan)(juan)厚(hou)度(du)(du)偏(pian)(pian)(pian)差(cha)一般(ban)(ban)在0.05mm,長寬偏(pian)(pian)(pian)差(cha)一般(ban)(ban)在5mm ,板(ban)材的厚(hou)度(du)(du)一般(ban)(ban)在0.2-3.2之(zhi)間 。
鍍(du)(du)鋅(xin)鋼(gang)板(ban)(ban)(ban)(ban)(ban)為基板(ban)(ban)(ban)(ban)(ban)的彩涂(tu)(tu)(tu)鋼(gang)板(ban)(ban)(ban)(ban)(ban),除有(you)(you)(you)鋅(xin)保護外(wai),鋅(xin)層(ceng)(ceng)上(shang)的有(you)(you)(you)機涂(tu)(tu)(tu)層(ceng)(ceng)起(qi)了覆蓋隔離作(zuo)用(yong),可防止鋼(gang)板(ban)(ban)(ban)(ban)(ban)生銹,使用(yong)壽(shou)命比(bi)鍍(du)(du)鋅(xin)鋼(gang)板(ban)(ban)(ban)(ban)(ban)更長(chang),據介(jie)紹涂(tu)(tu)(tu)層(ceng)(ceng)鋼(gang)板(ban)(ban)(ban)(ban)(ban)的使用(yong)壽(shou)命比(bi)鍍(du)(du)鋅(xin)鋼(gang)板(ban)(ban)(ban)(ban)(ban)長(chang)50%。在(zai)連(lian)續機組上(shang)以冷軋(ya)帶鋼(gang),鍍(du)(du)鋅(xin)帶鋼(gang)(電鍍(du)(du)鋅(xin)和(he)(he)熱(re)鍍(du)(du)鋅(xin))為基板(ban)(ban)(ban)(ban)(ban),經過表面預(yu)處(chu)理(脫(tuo)脂和(he)(he)化學處(chu)理),用(yong)輥涂(tu)(tu)(tu)的方法,涂(tu)(tu)(tu)上(shang)一(yi)層(ceng)(ceng)或多層(ceng)(ceng)液態涂(tu)(tu)(tu)料,經過烘烤(kao)和(he)(he)冷卻(que)所得的板(ban)(ban)(ban)(ban)(ban)材即為涂(tu)(tu)(tu)層(ceng)(ceng)鋼(gang)板(ban)(ban)(ban)(ban)(ban)。由(you)于涂(tu)(tu)(tu)層(ceng)(ceng)可以有(you)(you)(you)各種(zhong)不同的顏(yan)色,習(xi)慣上(shang)把涂(tu)(tu)(tu)層(ceng)(ceng)鋼(gang)板(ban)(ban)(ban)(ban)(ban)叫做彩色涂(tu)(tu)(tu)層(ceng)(ceng)鋼(gang)板(ban)(ban)(ban)(ban)(ban)。又由(you)于涂(tu)(tu)(tu)層(ceng)(ceng)是在(zai)鋼(gang)板(ban)(ban)(ban)(ban)(ban)成型加工之前進行的,在(zai)國外(wai)這叫做預(yu)涂(tu)(tu)(tu)層(ceng)(ceng)鋼(gang)板(ban)(ban)(ban)(ban)(ban)。