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長沙攀鋼彩涂板廠家

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長沙攀鋼彩涂板廠家

2020-04-02
長沙攀鋼彩涂板廠家

實現了機(ji)械(xie)化生(sheng)產,有利于鋼筋(jin)(jin)(jin)排列間距(ju)均(jun)勻、混凝土保(bao)護(hu)層(ceng)厚(hou)度(du)一致(zhi),提高了樓(lou)板的(de)施工(gong)(gong)(gong)質量(liang)。裝(zhuang)配(pei)式(shi)(shi)鋼筋(jin)(jin)(jin)桁(heng)架樓(lou)承板可顯著(zhu)減少現場鋼筋(jin)(jin)(jin)綁扎工(gong)(gong)(gong)程量(liang),加快施工(gong)(gong)(gong)進度(du),增加施工(gong)(gong)(gong)保(bao)證(zheng),實現文(wen)明施工(gong)(gong)(gong)。裝(zhuang)配(pei)式(shi)(shi)模板和連接件(jian)拆裝(zhuang)方便,可多(duo)次重復利用,節(jie)約鋼材,符合國(guo)家節(jie)能環保(bao)的(de)要(yao)(yao)求(qiu)。鋼構(gou)自主研發(fa)的(de)產品配(pei)套自動化生(sheng)產設備,大(da)大(da)提高了勞動生(sheng)產率,有效降低(di)了產品成(cheng)本,并(bing)編制了產品生(sheng)產企業(ye)標(biao)準、設計手(shou)冊和節(jie)點(dian)構(gou)造圖集以及施工(gong)(gong)(gong)手(shou)冊。并(bing)經(jing)過多(duo)項工(gong)(gong)(gong)程應用,各(ge)項性能可以滿足現澆鋼筋(jin)(jin)(jin)混凝土樓(lou)板承載力和變形(xing)的(de)要(yao)(yao)求(qiu)。

長沙攀鋼彩涂板廠家

攀鋼彩涂板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。長沙彩涂板廠家樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)(ban)運至現場,需妥(tuo)善保(bao)護,不得有任何(he)損(sun)壞(huai)和(he)污染,特別(bie)不得感染油污。樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)(ban)應根(gen)據排版圖預(yu)先(xian)切開、編號。起(qi)吊(diao)(diao)(diao)前,每捆(kun)要有兩(liang)條鋼絲繩(sheng),分(fen)別(bie)捆(kun)于兩(liang)頭(tou)四分(fen)之一(yi)鋼板(ban)(ban)(ban)長度(du)處,采(cai)用(yong)專用(yong)吊(diao)(diao)(diao)具吊(diao)(diao)(diao)起(qi)。應先(xian)行(xing)(xing)試吊(diao)(diao)(diao),檢查(cha)重心是(shi)否(fou)穩定,鋼索是(shi)否(fou)會滑(hua)動,待牢(lao)靠,無慮(lv)時(shi)方可吊(diao)(diao)(diao)起(qi)。起(qi)吊(diao)(diao)(diao)時(shi),應從(cong)下往上(shang)樓(lou)(lou)層次序(xu)吊(diao)(diao)(diao)料(liao)為原則,避免(mian)因先(xian)行(xing)(xing)吊(diao)(diao)(diao)放(fang)上(shang)層資料(liao)后(hou),阻止下面樓(lou)(lou)層的吊(diao)(diao)(diao)放(fang)作業(ye)。整疊(die)樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)(ban)放(fang)梁(liang)(liang)面時(shi),應考慮(lv)梁(liang)(liang)的承(cheng)(cheng)載(zai)能(neng)力,避免(mian)因集(ji)中(zhong)載(zai)荷(he)過大,造成(cheng)梁(liang)(liang)的變形。樓(lou)(lou)承(cheng)(cheng)板(ban)(ban)(ban)吊(diao)(diao)(diao)至樓(lou)(lou)層,暫時(shi)不鋪(pu)設時(shi),應作牢(lao)靠固定,避免(mian)飛落和(he)滑(hua)落傷人(ren)。

長沙攀鋼彩涂板廠家

熱(re)鍍(du)(du)(du)(du)鋅(xin)(xin)板(ban)(ban)(ban)和(he)電(dian)鍍(du)(du)(du)(du)鋅(xin)(xin)板(ban)(ban)(ban)在(zai)鍍(du)(du)(du)(du)鋅(xin)(xin)量上有很(hen)大的(de)(de)差別(bie),就像山東彩涂卷)。熱(re)鍍(du)(du)(du)(du)鋅(xin)(xin)的(de)(de)鍍(du)(du)(du)(du)鋅(xin)(xin)量不可(ke)能太小,一般(ban)較小為雙面50~60g/m2,較大可(ke)達600g/m2。電(dian)鍍(du)(du)(du)(du)鋅(xin)(xin)板(ban)(ban)(ban)的(de)(de)鍍(du)(du)(du)(du)鋅(xin)(xin)層可(ke)以很(hen)薄,較小達15g/m2,但要求鍍(du)(du)(du)(du)層較厚(hou)的(de)(de)話則生(sheng)產線速度(du)很(hen)慢,不適(shi)應現代化機組(zu)的(de)(de)工藝(yi)特點,一般(ban)較大為lO0g/m2左右。正因為如此(ci),電(dian)鍍(du)(du)(du)(du)鋅(xin)(xin)板(ban)(ban)(ban)的(de)(de)生(sheng)產受(shou)到很(hen)大的(de)(de)限制。工一般(ban)電(dian)鍍(du)(du)(du)(du)鋅(xin)(xin)比較多,適(shi)用于(yu)小部件(jian)(jian);熱(re)鍍(du)(du)(du)(du)鋅(xin)(xin)一般(ban)用于(yu)電(dian)力(li)設備和(he)構件(jian)(jian),適(shi)用于(yu)大的(de)(de)部件(jian)(jian)和(he)設備。當然(ran)他們的(de)(de)價格也相對(dui)便宜一些。建設部已(yi)正式下(xia)文,淘汰技(ji)術落后的(de)(de)冷鍍(du)(du)(du)(du)鋅(xin)(xin)管,不準用冷鍍(du)(du)(du)(du)鋅(xin)(xin)管作水、煤(mei)氣管。

長沙攀鋼彩涂板廠家

重(zhong)慶(qing)鍍(du)(du)鋅卷主要(yao)有(you):脫落、劃傷(shang)、鈍(dun)化(hua)(hua)(hua)斑(ban)、鋅粒、厚(hou)邊、氣刀條痕(hen)、氣刀刮(gua)痕(hen)、露鋼、夾雜(za)、機械損傷(shang)、鋼基性能不(bu)良、浪邊、瓢曲、尺(chi)寸(cun)不(bu)合、壓印、鋅層厚(hou)度不(bu)合、輥(gun)印等。鋅層脫落的主要(yao)原因有(you):表(biao)面氧(yang)(yang)化(hua)(hua)(hua)、有(you)硅化(hua)(hua)(hua)合物、冷(leng)扎乳化(hua)(hua)(hua)液太臟(zang)、NOF段氧(yang)(yang)化(hua)(hua)(hua)氣氛(fen)及保護氣體露點太高、空燃比不(bu)合理、氫氣流(liu)量偏低(di)(di)、爐子有(you)氧(yang)(yang)滲入,帶鋼入鍋溫(wen)度偏低(di)(di),RWP段爐壓偏低(di)(di)及爐門吸風、NOF段爐溫(wen)偏低(di)(di),油脂蒸發不(bu)盡、鋅鍋鋁含量偏低(di)(di)、機組速(su)度太快、還原不(bu)充分、鋅液中停留時(shi)間太短、鍍(du)(du)層偏厚(hou)。白(bai)銹和黑斑(ban)產(chan)(chan)生(sheng)的原因有(you):黑斑(ban)是(shi)白(bai)銹進(jin)一步氧(yang)(yang)化(hua)(hua)(hua)形成的鍍(du)(du)鋅板的特點與用途。鍍(du)(du)鋅卷板是(shi)以熱(re)軋(ya)鋼帶或冷(leng)軋(ya)鋼帶為基板,經(jing)(jing)過連續熱(re)浸(jin)鍍(du)(du)鋅工(gong)(gong)藝而(er)生(sheng)產(chan)(chan)出來的, 產(chan)(chan)品(pin)具有(you)耐(nai)腐蝕強、 表(biao)面質量好、有(you)利于深加工(gong)(gong)、經(jing)(jing)濟實用等特點。

長沙攀鋼彩涂板廠家

重慶樓承板(ban)(ban)(ban)的(de)鍍(du)(du)(du)鋅(xin)量(liang)沒有(you)一個(ge)具體的(de)標(biao)準,制作壓(ya)(ya)型鋼(gang)(gang)(gang)板(ban)(ban)(ban)的(de)冷軋鋼(gang)(gang)(gang)卷須連續熱浸(jin)鍍(du)(du)(du)鋅(xin)(或鍍(du)(du)(du)鋁鋅(xin)),鍍(du)(du)(du)(鋁)鋅(xin)量(liang)視(shi)設計(ji)要求而定(ding)。樓承板(ban)(ban)(ban)用壓(ya)(ya)型鋼(gang)(gang)(gang)板(ban)(ban)(ban)宜選擇熱浸(jin)鍍(du)(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)。不允許使用電鍍(du)(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban),電鍍(du)(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)僅(jin)在(zai)基材表面形成保護層(ceng),防(fang)腐能(neng)力有(you)限。目前市場上有(you)鍍(du)(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(鍍(du)(du)(du)層(ceng)含鋁5%或55%),在(zai)酸性環境(jing)下的(de)防(fang)腐效果由于熱浸(jin)鍍(du)(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban),但在(zai)混凝土的(de)堿性條件下,鍍(du)(du)(du)鋁鋅(xin)的(de)防(fang)腐蝕性能(neng)低(di)于熱浸(jin)鍍(du)(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban),且鋁會和混凝土發生反應,并降低(di)混凝土與鋼(gang)(gang)(gang)板(ban)(ban)(ban)的(de)粘結性能(neng)。因此參考國(guo)外規范(fan),及(ji)國(guo)內(nei)外工程,行家壓(ya)(ya)型鋼(gang)(gang)(gang)板(ban)(ban)(ban)不建議使用鍍(du)(du)(du)鋁鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)。

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