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地(di) 址(zhi):重慶九(jiu)龍坡綠云鋼(gang)材市(shi)場(chang)(chang)A9-293/雙(shuang)福攀(pan)寶鋼(gang)材市(shi)場(chang)(chang)綠城路(lu)
鍍(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)是(shi)(shi)為(wei)防(fang)止鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)表面(mian)遭受(shou)腐蝕,延長其使用壽(shou)命,在鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)表面(mian)涂(tu)以一(yi)層(ceng)金(jin)屬鋅(xin)(xin)(xin)(xin),這(zhe)(zhe)種(zhong)涂(tu)鋅(xin)(xin)(xin)(xin)的(de)(de)(de)(de)薄(bo)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)稱為(wei)鍍(du)鋅(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban)(ban)。鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)也(ye)是(shi)(shi)用熱(re)浸(jin)(jin)法制造(zao),但在出槽后(hou),立(li)即把(ba)它加熱(re)到500℃左右(you),使其生成鋅(xin)(xin)(xin)(xin)和(he)鐵的(de)(de)(de)(de)合(he)金(jin)被(bei)膜(mo)。這(zhe)(zhe)種(zhong)鍍(du)鋅(xin)(xin)(xin)(xin)卷具有良好(hao)的(de)(de)(de)(de)涂(tu)料的(de)(de)(de)(de)密著性(xing)和(he)焊接性(xing)。合(he)金(jin)化鍍(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。這(zhe)(zhe)種(zhong)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)也(ye)是(shi)(shi)用熱(re)浸(jin)(jin)法制造(zao),但在出槽后(hou),立(li)即把(ba)它加熱(re)到500℃左右(you),使其生成鋅(xin)(xin)(xin)(xin)和(he)鐵的(de)(de)(de)(de)合(he)金(jin)被(bei)膜(mo)。這(zhe)(zhe)種(zhong)鍍(du)鋅(xin)(xin)(xin)(xin)板(ban)(ban)(ban)(ban)(ban)具有良好(hao)的(de)(de)(de)(de)涂(tu)料的(de)(de)(de)(de)密著性(xing)和(he)焊接性(xing)。熱(re)浸(jin)(jin)鍍(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。將薄(bo)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)浸(jin)(jin)入熔解的(de)(de)(de)(de)鋅(xin)(xin)(xin)(xin)槽中(zhong),使其表面(mian)粘附一(yi)層(ceng)鋅(xin)(xin)(xin)(xin)的(de)(de)(de)(de)薄(bo)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。目前主要采用連續鍍(du)鋅(xin)(xin)(xin)(xin)工藝生產,即把(ba)成卷的(de)(de)(de)(de)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)連續浸(jin)(jin)在熔解有鋅(xin)(xin)(xin)(xin)的(de)(de)(de)(de)鍍(du)槽中(zhong)制成鍍(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。合(he)金(jin)、復合(he)鍍(du)鋅(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。它是(shi)(shi)用鋅(xin)(xin)(xin)(xin)和(he)其他金(jin)屬如鉛、鋅(xin)(xin)(xin)(xin)制成合(he)金(jin)乃至復合(he)鍍(du)成的(de)(de)(de)(de)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。這(zhe)(zhe)種(zhong)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)既具有防(fang)銹性(xing)能,又有良好(hao)的(de)(de)(de)(de)涂(tu)裝性(xing)能。
冷軋卷批發樓承板組合板是一種十分合理的結構方式,它能夠按其各組成部件所處的方位和特色,充分發揮鋼材抗拉和混凝土抗壓功能好的長處,并具有杰出的抗震功能、施工功能。這種結構現在被廣泛運用于國內外修建中,但在國內大都將樓承板當作模板運用,而沒有充分發揮樓承板的效果。長春冷軋卷 與一般鋼筋(jin)混凝土(tu)樓板(ban)(ban)(ban)比較,樓承板(ban)(ban)(ban)組合樓板(ban)(ban)(ban)具備以(yi)下(xia)長處(chu):樓承板(ban)(ban)(ban)能夠作為現澆混凝土(tu)的模板(ban)(ban)(ban)。這樣就省掉了施工(gong)中裝置和(he)撤除模板(ban)(ban)(ban)等工(gong)序,然后節約了時刻(ke)和(he)勞動力;當(dang)樓承板(ban)(ban)(ban)裝置好(hao)今后將(jiang)能夠作為施工(gong)平臺運用。
樓(lou)承板(ban)鋼結構柱(zhu)網間(jian)距(ju)一般5~9.0m×8~15m,次(ci)梁間(jian)距(ju)3m,而樓(lou)承板(ban)下料(liao)長度為4.97~8.97m,運(yun)輸(shu)與(yu)安裝(zhuang)(zhuang)(zhuang)均較(jiao)困(kun)難,尤其是帶由圓弧區垂(chui)直(zhi)(zhi)(zhi)吊(diao)(diao)(diao)裝(zhuang)(zhuang)(zhuang)樓(lou)承板(ban),由上而下在(zai)(zai)次(ci)梁狹間(jian)穿套比較(jiao)困(kun)難,且(qie)打(da)亂了(le)次(ci)梁焊(han)(han)(han)(han)接正(zheng)常工序。控制下料(liao)長度為3~6m,則可避免(mian)垂(chui)直(zhi)(zhi)(zhi)運(yun)輸(shu)時(shi)(shi)(shi)在(zai)(zai)次(ci)梁間(jian)無法吊(diao)(diao)(diao)運(yun)的問題。 樓(lou)承板(ban)吊(diao)(diao)(diao)運(yun)時(shi)(shi)(shi)采(cai)用(yong)專用(yong)軟(ruan)吊(diao)(diao)(diao)索。每次(ci)吊(diao)(diao)(diao)裝(zhuang)(zhuang)(zhuang)時(shi)(shi)(shi)應檢查軟(ruan)吊(diao)(diao)(diao)索是否有撕裂、割斷現象。樓(lou)承板(ban)擱置在(zai)(zai)鋼梁上時(shi)(shi)(shi)應防止探頭。鋪料(liao)時(shi)(shi)(shi)操作人(ren)員應系(xi)帶,并(bing)保證邊鋪設邊固定在(zai)(zai)周邊繩(sheng)上。 焊(han)(han)(han)(han)接采(cai)用(yong)熔透點焊(han)(han)(han)(han)連接,施焊(han)(han)(han)(han)前應準備邊角料(liao)引弧試焊(han)(han)(han)(han),調整施焊(han)(han)(han)(han)電流(liu).因樓(lou)承板(ban)底部無水平模板(ban)及垂(chui)直(zhi)(zhi)(zhi)支撐(cheng),澆(jiao)筑混凝土時(shi)(shi)(shi)布(bu)料(liao)不宜太集中,采(cai)用(yong)平板(ban)振(zhen)搗(dao)器及時(shi)(shi)(shi)分攤振(zhen)搗(dao)。
鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)鋼板的表面鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)主(zhu)要采用的方法(fa)是(shi)(shi)熱鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)。熱鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)是(shi)(shi)由較古老(lao)的熱鍍(du)(du)(du)(du)方法(fa)發(fa)展(zhan)而(er)來(lai)(lai)的,自從1836年法(fa)國把熱鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)應用于工(gong)(gong)業以來(lai)(lai),已經有一百(bai)七十(shi)(shi)年的歷史了(le)。然(ran)而(er),熱鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)工(gong)(gong)業是(shi)(shi)近(jin)三十(shi)(shi)年來(lai)(lai)伴隨冷軋帶鋼的飛速發(fa)展(zhan)而(er)得(de)到(dao)了(le)大規模發(fa)展(zhan)。鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)溶(rong)液(ye)(ye)(ye)有氰(qing)(qing)化(hua)(hua)物(wu)鍍(du)(du)(du)(du)液(ye)(ye)(ye)和(he)無氰(qing)(qing)鍍(du)(du)(du)(du)液(ye)(ye)(ye)兩類(lei)。氰(qing)(qing)化(hua)(hua)物(wu)鍍(du)(du)(du)(du)液(ye)(ye)(ye)中分微(wei)氰(qing)(qing)、低(di)氰(qing)(qing)、中氰(qing)(qing)、和(he)高氰(qing)(qing)幾類(lei)。無氰(qing)(qing)鍍(du)(du)(du)(du)液(ye)(ye)(ye)有堿性鋅(xin)(xin)(xin)(xin)酸鹽鍍(du)(du)(du)(du)液(ye)(ye)(ye)、銨鹽鍍(du)(du)(du)(du)液(ye)(ye)(ye)、硫酸鹽鍍(du)(du)(du)(du)液(ye)(ye)(ye)及無氨氯化(hua)(hua)物(wu)鍍(du)(du)(du)(du)液(ye)(ye)(ye)等(deng)。氰(qing)(qing)化(hua)(hua)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)溶(rong)液(ye)(ye)(ye)均鍍(du)(du)(du)(du)能力好,得(de)到(dao)的鍍(du)(du)(du)(du)層(ceng)光滑細致,在生產中被長(chang)期(qi)采用。但由于氰(qing)(qing)化(hua)(hua)物(wu)劇毒(du),對環境污染嚴(yan)重,近(jin)年來(lai)(lai)已趨向于采用低(di)氰(qing)(qing)、微(wei)氰(qing)(qing)、無氰(qing)(qing)鍍(du)(du)(du)(du)鋅(xin)(xin)(xin)(xin)溶(rong)液(ye)(ye)(ye)。
樓(lou)承板(ban)(ban)的使(shi)用(yong)(yong)是需(xu)要(yao)安(an)裝的,那么如果要(yao)安(an)裝就(jiu)要(yao)選擇(ze)合適(shi)的小(xiao)配件(jian),焊后栓(shuan)釘(ding)(ding)高(gao)度大(da)于(yu)壓型(xing)(xing)鋼(gang)板(ban)(ban)波(bo)高(gao)30MM(留(liu)意挑選樓(lou)板(ban)(ban)的類(lei)型(xing)(xing));栓(shuan)釘(ding)(ding)頂面混凝土(tu)(tu)保(bao)護層不小(xiao)于(yu)15MM(留(liu)意樓(lou)板(ban)(ban)總厚度)直徑不宜大(da)于(yu)19MM。樓(lou)承板(ban)(ban)栓(shuan)釘(ding)(ding)類(lei)型(xing)(xing)有ф8、ф10、ф13、ф16、ф19、ф22、ф25,栓(shuan)釘(ding)(ding)一(yi)般(ban)在(zai)(zai)鋼(gang)結構修建中,遍及(ji)使(shi)用(yong)(yong)在(zai)(zai)柱(zhu)腳和(he)樓(lou)板(ban)(ban)中,一(yi)般(ban)剛度要(yao)求高(gao)的柱(zhu)腳都選用(yong)(yong)鋼(gang)柱(zhu)內伸至混凝土(tu)(tu)中,鋼(gang)柱(zhu)埋入(ru)混凝土(tu)(tu)的部位四周均布栓(shuan)釘(ding)(ding)。樓(lou)承板(ban)(ban)輕鋼(gang)結構常用(yong)(yong)厚度為0.8mm,1.0mm,1.2mm,荷載較大(da)的情(qing)況下會(hui)用(yong)(yong)到1.5mm。一(yi)般(ban)需(xu)要(yao)用(yong)(yong)栓(shuan)釘(ding)(ding)與(yu)鋼(gang)梁銜接,板(ban)(ban)中配少(shao)量(liang)鋼(gang)筋(jin),上面澆(jiao)混凝土(tu)(tu)層,總厚度約(yue)在(zai)(zai)100-200mm之間。