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地 址:重慶(qing)九龍坡綠云鋼材市場A9-293/雙(shuang)福攀寶鋼材市場綠城(cheng)路
重慶鍍(du)鋅(xin)(xin)(xin)板(ban)(ban)按(an)生產及(ji)加工方(fang)法(fa)可分為以下(xia)幾類(lei): 熱浸鍍(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)。將薄鋼(gang)(gang)板(ban)(ban)浸入熔(rong)(rong)解(jie)的(de)鋅(xin)(xin)(xin)槽(cao)中,使其(qi)表(biao)面粘附一(yi)層鋅(xin)(xin)(xin)的(de)薄鋼(gang)(gang)板(ban)(ban)。目前主要采用(yong)連續(xu)鍍(du)鋅(xin)(xin)(xin)工藝生產,即把成卷(juan)的(de)鋼(gang)(gang)板(ban)(ban)連續(xu)浸在熔(rong)(rong)解(jie)有(you)(you)鋅(xin)(xin)(xin)的(de)鍍(du)槽(cao)中制成鍍(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban); 合金(jin)(jin)(jin)化鍍(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)。為克(ke)服單面未涂(tu)鋅(xin)(xin)(xin)的(de)缺點,又有(you)(you)一(yi)種在另(ling)面涂(tu)以薄層鋅(xin)(xin)(xin)的(de)鍍(du)鋅(xin)(xin)(xin)板(ban)(ban),即雙面差鍍(du)鋅(xin)(xin)(xin)板(ban)(ban);合金(jin)(jin)(jin)、復(fu)合鍍(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)。它是用(yong)鋅(xin)(xin)(xin)和其(qi)他金(jin)(jin)(jin)屬如鉛、鋅(xin)(xin)(xin)制成合金(jin)(jin)(jin)乃至復(fu)合鍍(du)成的(de)鋼(gang)(gang)板(ban)(ban)。這種鋼(gang)(gang)板(ban)(ban)既(ji)具有(you)(you)防銹性能,又有(you)(you)良(liang)好的(de)涂(tu)裝(zhuang)性能。
樓(lou)承(cheng)板(ban)(ban)的(de)使用是需(xu)要(yao)(yao)安裝(zhuang)的(de),那么如果(guo)要(yao)(yao)安裝(zhuang)就要(yao)(yao)選擇合適的(de)小配(pei)件,焊后(hou)栓釘(ding)(ding)高度(du)(du)大(da)于壓型鋼(gang)(gang)板(ban)(ban)波(bo)高30MM(留意挑選樓(lou)板(ban)(ban)的(de)類(lei)型);栓釘(ding)(ding)頂面混(hun)(hun)凝土保護層不小于15MM(留意樓(lou)板(ban)(ban)總厚度(du)(du))直徑不宜大(da)于19MM。樓(lou)承(cheng)板(ban)(ban)栓釘(ding)(ding)類(lei)型有ф8、ф10、ф13、ф16、ф19、ф22、ф25,栓釘(ding)(ding)一般在(zai)鋼(gang)(gang)結構修(xiu)建中,遍及使用在(zai)柱(zhu)腳(jiao)和樓(lou)板(ban)(ban)中,一般剛度(du)(du)要(yao)(yao)求高的(de)柱(zhu)腳(jiao)都(dou)選用鋼(gang)(gang)柱(zhu)內伸至混(hun)(hun)凝土中,鋼(gang)(gang)柱(zhu)埋入混(hun)(hun)凝土的(de)部(bu)位四周(zhou)均布栓釘(ding)(ding)。樓(lou)承(cheng)板(ban)(ban)輕(qing)鋼(gang)(gang)結構常用厚度(du)(du)為(wei)0.8mm,1.0mm,1.2mm,荷載較大(da)的(de)情況(kuang)下會用到1.5mm。一般需(xu)要(yao)(yao)用栓釘(ding)(ding)與鋼(gang)(gang)梁銜接(jie),板(ban)(ban)中配(pei)少(shao)量(liang)鋼(gang)(gang)筋,上面澆混(hun)(hun)凝土層,總厚度(du)(du)約在(zai)100-200mm之間(jian)。
鍍(du)(du)(du)(du)(du)鋅(xin)鋼板的(de)表面鍍(du)(du)(du)(du)(du)鋅(xin)主要采用的(de)方法是熱(re)(re)(re)鍍(du)(du)(du)(du)(du)鋅(xin)。熱(re)(re)(re)鍍(du)(du)(du)(du)(du)鋅(xin)是由較(jiao)古(gu)老(lao)的(de)熱(re)(re)(re)鍍(du)(du)(du)(du)(du)方法發展(zhan)而(er)來的(de),自從1836年法國把熱(re)(re)(re)鍍(du)(du)(du)(du)(du)鋅(xin)應用于(yu)工(gong)業(ye)以(yi)來,已(yi)經有(you)一百七十年的(de)歷史(shi)了(le)。然(ran)而(er),熱(re)(re)(re)鍍(du)(du)(du)(du)(du)鋅(xin)工(gong)業(ye)是近(jin)三十年來伴隨冷軋帶鋼的(de)飛(fei)速發展(zhan)而(er)得(de)到(dao)了(le)大規模發展(zhan)。鍍(du)(du)(du)(du)(du)鋅(xin)溶液有(you)氰(qing)(qing)化物鍍(du)(du)(du)(du)(du)液和無氰(qing)(qing)鍍(du)(du)(du)(du)(du)液兩類。氰(qing)(qing)化物鍍(du)(du)(du)(du)(du)液中(zhong)(zhong)分微氰(qing)(qing)、低(di)氰(qing)(qing)、中(zhong)(zhong)氰(qing)(qing)、和高氰(qing)(qing)幾類。無氰(qing)(qing)鍍(du)(du)(du)(du)(du)液有(you)堿性鋅(xin)酸鹽鍍(du)(du)(du)(du)(du)液、銨鹽鍍(du)(du)(du)(du)(du)液、硫酸鹽鍍(du)(du)(du)(du)(du)液及(ji)無氨氯化物鍍(du)(du)(du)(du)(du)液等。氰(qing)(qing)化鍍(du)(du)(du)(du)(du)鋅(xin)溶液均鍍(du)(du)(du)(du)(du)能(neng)力(li)好,得(de)到(dao)的(de)鍍(du)(du)(du)(du)(du)層光(guang)滑細致,在生(sheng)產中(zhong)(zhong)被長期(qi)采用。但由于(yu)氰(qing)(qing)化物劇(ju)毒,對環境污染嚴重(zhong),近(jin)年來已(yi)趨(qu)向于(yu)采用低(di)氰(qing)(qing)、微氰(qing)(qing)、無氰(qing)(qing)鍍(du)(du)(du)(du)(du)鋅(xin)溶液。
鍍(du)鋅(xin)鋼(gang)(gang)板為(wei)基板的(de)(de)彩(cai)涂(tu)(tu)(tu)鋼(gang)(gang)板,除有鋅(xin)保護外(wai),鋅(xin)層(ceng)(ceng)上(shang)(shang)的(de)(de)有機涂(tu)(tu)(tu)層(ceng)(ceng)起了(le)覆蓋隔離作用(yong)(yong),可(ke)(ke)防止鋼(gang)(gang)板生銹,使用(yong)(yong)壽命比(bi)鍍(du)鋅(xin)鋼(gang)(gang)板更(geng)長,據介紹涂(tu)(tu)(tu)層(ceng)(ceng)鋼(gang)(gang)板的(de)(de)使用(yong)(yong)壽命比(bi)鍍(du)鋅(xin)鋼(gang)(gang)板長50%。在連續機組上(shang)(shang)以(yi)(yi)冷(leng)軋帶(dai)鋼(gang)(gang),鍍(du)鋅(xin)帶(dai)鋼(gang)(gang)(電鍍(du)鋅(xin)和(he)熱鍍(du)鋅(xin))為(wei)基板,經過(guo)表面預處理(脫脂(zhi)和(he)化學處理),用(yong)(yong)輥(gun)涂(tu)(tu)(tu)的(de)(de)方法(fa),涂(tu)(tu)(tu)上(shang)(shang)一(yi)層(ceng)(ceng)或(huo)多(duo)層(ceng)(ceng)液態涂(tu)(tu)(tu)料,經過(guo)烘烤和(he)冷(leng)卻所得的(de)(de)板材即為(wei)涂(tu)(tu)(tu)層(ceng)(ceng)鋼(gang)(gang)板。由于(yu)涂(tu)(tu)(tu)層(ceng)(ceng)可(ke)(ke)以(yi)(yi)有各種不同(tong)的(de)(de)顏色(se),習(xi)慣上(shang)(shang)把涂(tu)(tu)(tu)層(ceng)(ceng)鋼(gang)(gang)板叫做彩(cai)色(se)涂(tu)(tu)(tu)層(ceng)(ceng)鋼(gang)(gang)板。又由于(yu)涂(tu)(tu)(tu)層(ceng)(ceng)是(shi)在鋼(gang)(gang)板成型加工之前進行的(de)(de),在國外(wai)這叫做預涂(tu)(tu)(tu)層(ceng)(ceng)鋼(gang)(gang)板。
攀鋼熱鍍鋅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。深圳熱鍍鋅批發樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)運至現場,需妥(tuo)善保護,不(bu)得有任何損壞和污(wu)染,特別不(bu)得感染油污(wu)。樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)應根據排(pai)版圖預先(xian)切開(kai)、編號。起(qi)吊(diao)(diao)前,每(mei)捆(kun)要有兩(liang)條鋼(gang)絲繩,分別捆(kun)于兩(liang)頭四分之一鋼(gang)板(ban)(ban)長(chang)度處,采用專(zhuan)用吊(diao)(diao)具吊(diao)(diao)起(qi)。應先(xian)行試吊(diao)(diao),檢查重心是否(fou)(fou)穩定,鋼(gang)索是否(fou)(fou)會滑動,待牢(lao)靠(kao),無慮(lv)時(shi)方可吊(diao)(diao)起(qi)。起(qi)吊(diao)(diao)時(shi),應從下往上(shang)(shang)樓(lou)(lou)層(ceng)次序吊(diao)(diao)料為原則,避免(mian)(mian)因先(xian)行吊(diao)(diao)放上(shang)(shang)層(ceng)資料后,阻(zu)止下面樓(lou)(lou)層(ceng)的吊(diao)(diao)放作(zuo)業(ye)。整疊樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)放梁(liang)(liang)面時(shi),應考慮(lv)梁(liang)(liang)的承(cheng)(cheng)載能力(li),避免(mian)(mian)因集中載荷過大,造成梁(liang)(liang)的變(bian)形。樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)吊(diao)(diao)至樓(lou)(lou)層(ceng),暫(zan)時(shi)不(bu)鋪設時(shi),應作(zuo)牢(lao)靠(kao)固定,避免(mian)(mian)飛落和滑落傷人。