電 話:(曹老師)
電 話:(羅老師)
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地 址:重慶九龍坡綠(lv)云鋼材市(shi)場(chang)A9-293/雙福攀寶(bao)鋼材市(shi)場(chang)綠(lv)城路(lu)
樓承板(ban)本身有良(liang)好的(de)(de)(de)(de)延伸(shen)性(xing)(xing),自重輕(qing),自振周(zhou)期長,較(jiao)大變(bian)形下能吸收(shou)(shou)變(bian)形能,結(jie)構(gou)(gou)(gou)體系的(de)(de)(de)(de)連(lian)接多為(wei)柔性(xing)(xing)連(lian)接,圍(wei)護結(jie)構(gou)(gou)(gou)可隨主體結(jie)構(gou)(gou)(gou)發(fa)生變(bian)位,其(qi)抗震(zhen)(zhen)性(xing)(xing)能得到了大大提(ti)高(gao)。自重減輕(qing)也(ye)會(hui)增強其(qi)抗震(zhen)(zhen)性(xing)(xing)能,自重減少(shao)一半,等(deng)同于降低(di)抗震(zhen)(zhen)設(she)防烈度(du)一度(du),地震(zhen)(zhen)作用可降低(di)30%—40%J,從而減少(shao)了很多有關抗震(zhen)(zhen)的(de)(de)(de)(de)構(gou)(gou)(gou)造(zao)要求(qiu),降低(di)了工程造(zao)價。我國(guo)面(mian)臨水土流(liu)失、環境(jing)污染等(deng)一系列影響可持續(xu)發(fa)展的(de)(de)(de)(de)問題,環保建(jian)筑(zhu)(zhu)的(de)(de)(de)(de)提(ti)出應運而生,環保建(jian)筑(zhu)(zhu)之(zhi)能源利用高(gao)、環境(jing)好、在(zai)保障人們生活的(de)(de)(de)(de)基礎上消耗低(di),使用周(zhou)期長等(deng)。樓承板(ban)建(jian)筑(zhu)(zhu)恰恰在(zai)這些方(fang)面(mian)能夠滿足(zu)要求(qiu),與其(qi)他建(jian)筑(zhu)(zhu)結(jie)構(gou)(gou)(gou)體系相比(bi),樓承板(ban)建(jian)筑(zhu)(zhu)沒有空氣污染和噪(zao)音(yin),也(ye)不會(hui)對(dui)森林等(deng)資源造(zao)成破(po)壞,并且建(jian)筑(zhu)(zhu)材料可以回收(shou)(shou)再利用,減少(shao)了固體垃(la)圾的(de)(de)(de)(de)出現,有利于人與自然(ran)的(de)(de)(de)(de)協(xie)調發(fa)展,代(dai)表著建(jian)筑(zhu)(zhu)行業的(de)(de)(de)(de)新(xin)水平。
冷軋卷批發彩鋼是指彩涂鋼板,彩涂鋼板是一種帶有有機涂層的鋼板,傳統的涂層分好幾類,氟碳涂層的,幾乎可以防腐20年。一般從鋼廠以卷筒的形式分銷到各地。我們經常看到的彩鋼板是指加工好的板材,厚度在50~100mm左右,它是由中間的填料和兩面的彩鋼板組成。其中,彩板厚度有0.4mm、0.5mm、0.6mm等不同的厚度,中間層可以是聚胺脂、巖綿或泡沫塑料等。長沙酒鋼冷軋卷由于有專(zhuan)用(yong)型材,所以(yi)用(yong)彩鋼板構筑的廠房建造速度很快(kuai)(如非典時的小湯山(shan)醫院),但強度低。
熱浸(jin)鍍(du)(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)將薄(bo)鋼(gang)(gang)板(ban)(ban)浸(jin)入熔解的(de)(de)(de)鋅(xin)(xin)(xin)槽中,使其(qi)表面(mian)粘附一(yi)層(ceng)鋅(xin)(xin)(xin)的(de)(de)(de)薄(bo)鋼(gang)(gang)板(ban)(ban)。目前主要采用(yong)連續鍍(du)(du)(du)鋅(xin)(xin)(xin)工(gong)藝生(sheng)(sheng)產(chan),即把(ba)成卷的(de)(de)(de)鋼(gang)(gang)板(ban)(ban)連續浸(jin)在熔解有(you)(you)(you)鋅(xin)(xin)(xin)的(de)(de)(de)鍍(du)(du)(du)槽中制(zhi)成鍍(du)(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban);合金化鍍(du)(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)。這種鋼(gang)(gang)板(ban)(ban)也是用(yong)熱浸(jin)法(fa)(fa)制(zhi)造(zao),但在出槽后(hou),立即把(ba)它加熱到500 ℃左右,使其(qi)生(sheng)(sheng)成鋅(xin)(xin)(xin)和(he)(he)鐵的(de)(de)(de)合金被膜(mo)。這種鍍(du)(du)(du)鋅(xin)(xin)(xin)板(ban)(ban)具有(you)(you)(you)良(liang)(liang)好的(de)(de)(de)涂(tu)料的(de)(de)(de)密著(zhu)性(xing)和(he)(he)焊接性(xing);電鍍(du)(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)。用(yong)電鍍(du)(du)(du)法(fa)(fa)制(zhi)造(zao)這種鍍(du)(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)具有(you)(you)(you)良(liang)(liang)好的(de)(de)(de)加工(gong)性(xing)。但鍍(du)(du)(du)層(ceng)較薄(bo),耐(nai)腐(fu)蝕性(xing)不如熱浸(jin)法(fa)(fa)鍍(du)(du)(du)鋅(xin)(xin)(xin)板(ban)(ban);單(dan)面(mian)鍍(du)(du)(du)和(he)(he)雙面(mian)差(cha)鍍(du)(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)。單(dan)面(mian)鍍(du)(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban),即只在一(yi)面(mian)鍍(du)(du)(du)鋅(xin)(xin)(xin)的(de)(de)(de)產(chan)品。在焊接、涂(tu)裝、防(fang)銹處(chu)理、加工(gong)等方面(mian),具有(you)(you)(you)比雙面(mian)鍍(du)(du)(du)鋅(xin)(xin)(xin)板(ban)(ban)好的(de)(de)(de)適(shi)應(ying)性(xing)。
樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)(ban)(ban)習慣主體(ti)鋼(gang)結構(gou)快(kuai)速(su)施工(gong)(gong)的(de)(de)(de)(de)要求(qiu),能夠在(zai)短時間(jian)內提供堅定的(de)(de)(de)(de)作業渠道,并可(ke)采(cai)用(yong)多個樓(lou)(lou)(lou)層鋪設(she)壓(ya)(ya)型(xing)鋼(gang)板(ban)(ban)(ban)(ban)(ban),分(fen)(fen)層澆(jiao)筑(zhu)混(hun)(hun)(hun)凝土板(ban)(ban)(ban)(ban)(ban)的(de)(de)(de)(de)流水施工(gong)(gong)。在(zai)運用(yong)階段樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)(ban)(ban)作為(wei)(wei)混(hun)(hun)(hun)凝土樓(lou)(lou)(lou)板(ban)(ban)(ban)(ban)(ban)的(de)(de)(de)(de)受拉(la)鋼(gang)筋,也提高了(le)樓(lou)(lou)(lou)板(ban)(ban)(ban)(ban)(ban)的(de)(de)(de)(de)剛(gang)度(du),節省了(le)鋼(gang)筋和(he)混(hun)(hun)(hun)凝土的(de)(de)(de)(de)用(yong)量。樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)(ban)(ban)上面能夠鋪設(she)保溫,隔音(yin),隔熱,隔振等資料。改(gai)進樓(lou)(lou)(lou)面性(xing)能充分(fen)(fen)發揮(hui)鋼(gang)的(de)(de)(de)(de)杰出的(de)(de)(de)(de)抗(kang)拉(la)強度(du)和(he)延性(xing)及(ji)混(hun)(hun)(hun)凝土優(you)良的(de)(de)(de)(de)抗(kang)壓(ya)(ya)強度(du)和(he)較大(da)的(de)(de)(de)(de)剛(gang)度(du)。壓(ya)(ya)型(xing)板(ban)(ban)(ban)(ban)(ban)表面壓(ya)(ya)紋使(shi)樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)(ban)(ban)與混(hun)(hun)(hun)凝土之間(jian)產生大(da)的(de)(de)(de)(de)結合(he)力(li),使(shi)二者(zhe)形成(cheng)整體(ti),配(pei)以加勁肋(lei),使(shi)樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)(ban)(ban)體(ti)系具有高強承(cheng)載力(li)。在(zai)懸(xuan)臂條件(jian)下,樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)(ban)(ban)僅(jin)作為(wei)(wei)性(xing)模(mo)板(ban)(ban)(ban)(ban)(ban)。懸(xuan)挑的(de)(de)(de)(de)長(chang)度(du)可(ke)根據樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)(ban)(ban)的(de)(de)(de)(de)截面特性(xing)來定。為(wei)(wei)了(le)避免(mian)懸(xuan)挑板(ban)(ban)(ban)(ban)(ban)的(de)(de)(de)(de)開裂,需在(zai)支座處依(yi)結構(gou)工(gong)(gong)程師的(de)(de)(de)(de)規劃配(pei)上負(fu)筋。本(ben)公(gong)司樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)(ban)(ban)已通過國(guo)家固定救(jiu)活體(ti)系及(ji)耐(nai)火(huo)(huo)構(gou)件(jian)質(zhi)量檢(jian)測中心的(de)(de)(de)(de)耐(nai)火(huo)(huo)檢(jian)測,作為(wei)(wei)組合(he)樓(lou)(lou)(lou)承(cheng)板(ban)(ban)(ban)(ban)(ban)無需防(fang)火(huo)(huo)噴涂,因而大(da)大(da)降低了(le)工(gong)(gong)程造(zao)價(jia)。
首先(xian),在鋼(gang)結(jie)構(gou)(gou)樓層板(ban)(ban)(ban)中要(yao)(yao)達到(dao)耐火(huo)1.5小時,總(zong)的(de)來說可(ke)以選擇開(kai)口(kou)(kou)(kou)板(ban)(ban)(ban)、縮口(kou)(kou)(kou)板(ban)(ban)(ban)、閉(bi)口(kou)(kou)(kou)板(ban)(ban)(ban)三大(da)(da)類。規范上(shang)混凝土要(yao)(yao)高于(yu)(yu)開(kai)口(kou)(kou)(kou)板(ban)(ban)(ban)肋頂(ding)之上(shang)80mm,并且板(ban)(ban)(ban)底(di)(di)需(xu)(xu)配置板(ban)(ban)(ban)底(di)(di)受力筋(jin)。還有一種(zhong)就是再開(kai)口(kou)(kou)(kou)板(ban)(ban)(ban)底(di)(di)部(bu)刷防(fang)火(huo)涂(tu)料,涂(tu)料厚(hou)度大(da)(da)于(yu)(yu)等于(yu)(yu)15,這樣的(de)話,只要(yao)(yao)達到(dao)構(gou)(gou)造要(yao)(yao)求高于(yu)(yu)肋頂(ding)5公分就可(ke)以了。而(er)縮口(kou)(kou)(kou)板(ban)(ban)(ban)和閉(bi)口(kou)(kou)(kou)板(ban)(ban)(ban),只需(xu)(xu)要(yao)(yao)總(zong)的(de)樓板(ban)(ban)(ban)厚(hou)度大(da)(da)于(yu)(yu)等于(yu)(yu)110即可(ke),但(dan)是縮口(kou)(kou)(kou)板(ban)(ban)(ban)雖(sui)然在防(fang)火(huo)方(fang)面比開(kai)口(kou)(kou)(kou)板(ban)(ban)(ban)要(yao)(yao)好。但(dan)是底(di)(di)部(bu)還是需(xu)(xu)要(yao)(yao)加板(ban)(ban)(ban)底(di)(di)受力筋(jin),而(er)閉(bi)口(kou)(kou)(kou)板(ban)(ban)(ban)則(ze)不(bu)需(xu)(xu)要(yao)(yao)。
鍍(du)(du)鋅(xin)鋼(gang)(gang)板的(de)表面鍍(du)(du)鋅(xin)主要采(cai)用(yong)的(de)方法是熱鍍(du)(du)鋅(xin)。熱鍍(du)(du)鋅(xin)是由較古老的(de)熱鍍(du)(du)方法發(fa)展而(er)(er)來(lai)的(de),自從1836年法國把熱鍍(du)(du)鋅(xin)應(ying)用(yong)于工業(ye)(ye)以來(lai),已經有一(yi)百七(qi)十(shi)(shi)年的(de)歷(li)史(shi)了。然而(er)(er),熱鍍(du)(du)鋅(xin)工業(ye)(ye)是近三十(shi)(shi)年來(lai)伴隨(sui)冷(leng)軋(ya)帶鋼(gang)(gang)的(de)飛速發(fa)展而(er)(er)得(de)到了大(da)規模(mo)發(fa)展。鍍(du)(du)鋅(xin)溶(rong)(rong)液(ye)(ye)有氰化物(wu)鍍(du)(du)液(ye)(ye)和無(wu)氰鍍(du)(du)液(ye)(ye)兩(liang)類。氰化物(wu)鍍(du)(du)液(ye)(ye)中(zhong)分(fen)微氰、低氰、中(zhong)氰、和高氰幾類。無(wu)氰鍍(du)(du)液(ye)(ye)有堿性鋅(xin)酸鹽(yan)(yan)(yan)鍍(du)(du)液(ye)(ye)、銨(an)鹽(yan)(yan)(yan)鍍(du)(du)液(ye)(ye)、硫酸鹽(yan)(yan)(yan)鍍(du)(du)液(ye)(ye)及無(wu)氨氯(lv)化物(wu)鍍(du)(du)液(ye)(ye)等。氰化鍍(du)(du)鋅(xin)溶(rong)(rong)液(ye)(ye)均鍍(du)(du)能力好,得(de)到的(de)鍍(du)(du)層光滑(hua)細致,在(zai)生產中(zhong)被長期采(cai)用(yong)。但由于氰化物(wu)劇(ju)毒,對環境(jing)污染嚴重,近年來(lai)已趨向(xiang)于采(cai)用(yong)低氰、微氰、無(wu)氰鍍(du)(du)鋅(xin)溶(rong)(rong)液(ye)(ye)。