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地 址(zhi):重慶九龍(long)坡綠云鋼(gang)材市場(chang)A9-293/雙福攀寶鋼(gang)材市場(chang)綠城路
鍍鋅(xin)(xin)(xin)(xin)鋼(gang)板(ban)按用(yong)(yong)途(tu)又可(ke)分為(wei)一(yi)般(ban)用(yong)(yong)、屋頂(ding)用(yong)(yong)、建筑外側(ce)板(ban)用(yong)(yong)、結(jie)構用(yong)(yong)、瓦壟板(ban)用(yong)(yong)、拉伸(shen)用(yong)(yong)和(he)深沖用(yong)(yong)等(deng)鍍鋅(xin)(xin)(xin)(xin)鋼(gang)板(ban)。對于一(yi)般(ban)防保護用(yong)(yong)鍍層(ceng),可(ke)以采(cai)(cai)用(yong)(yong)堿性鋅(xin)(xin)(xin)(xin)酸(suan)鹽鍍鋅(xin)(xin)(xin)(xin)彩色(se)(se)鈍(dun)(dun)化(hua)(hua)工藝。有時為(wei)了(le)產品的(de)配色(se)(se)需要,也可(ke)以采(cai)(cai)用(yong)(yong)藍白色(se)(se)鈍(dun)(dun)化(hua)(hua)工藝,比如軍綠色(se)(se)鈍(dun)(dun)化(hua)(hua)、黑色(se)(se)鈍(dun)(dun)化(hua)(hua)等(deng)。為(wei)提高鋼(gang)管的(de)耐腐(fu)(fu)蝕性能(neng)(neng),對一(yi)般(ban)鋼(gang)管進行(xing)鍍鋅(xin)(xin)(xin)(xin)。鍍鋅(xin)(xin)(xin)(xin)卷(juan)分熱(re)鍍鋅(xin)(xin)(xin)(xin)和(he)電鍍鋅(xin)(xin)(xin)(xin)兩種,熱(re)鍍鋅(xin)(xin)(xin)(xin)鍍鋅(xin)(xin)(xin)(xin)層(ceng)厚,電鍍鋅(xin)(xin)(xin)(xin)成(cheng)本低,表面不(bu)是很光滑。吹氧(yang)焊管:用(yong)(yong)作(zuo)煉鋼(gang)吹氧(yang)用(yong)(yong)管,一(yi)般(ban)用(yong)(yong)小口徑的(de)焊接鋼(gang)管,規格由3/8-2寸八種。用(yong)(yong)08、10、15、20或者195-Q235的(de)鋼(gang)帶制作(zuo)成(cheng)的(de),為(wei)了(le)防腐(fu)(fu)蝕,有得進行(xing)滲鋁處理。鍍鋅(xin)(xin)(xin)(xin)其防護作(zuo)用(yong)(yong)更(geng)強(qiang),抗腐(fu)(fu)蝕能(neng)(neng)力強(qiang)。整個結(jie)構由鋅(xin)(xin)(xin)(xin),形(xing)成(cheng)致密(mi)的(de)四(si)元結(jie)晶體(ti),此結(jie)晶體(ti)在鋼(gang)板(ban)上形(xing)成(cheng)一(yi)層(ceng)屏障(zhang), 因(yin)而有效的(de)防止腐(fu)(fu)蝕因(yin)子穿(chuan)透。 耐腐(fu)(fu)蝕性來(lai)自鋅(xin)(xin)(xin)(xin)的(de)障(zhang)礙(ai)層(ceng)保護功能(neng)(neng)強(qiang)。
熱鍍鋅價格鍍鋅帶鋼的鋅層特性 電鍍鋅層是不能形成鋅花的,熱鍍鋅層則有鋅花,其形成過程如下:當鍍鋅帶從鋅鍋出來后,經氣刀的噴吹,大量鋅液被吹回鋅鍋,這時帶鋼表面還有純鋅層,呈液 態附在鋼板表面,在鋼板表面形成大量結晶核,隨著鋼板上升冷卻,使結晶核慢慢長成鋅花。巴中酒鋼熱鍍鋅冷(leng)卻速度(du)越(yue)快鋅(xin)花越(yue)小,冷(leng)卻速度(du)越(yue)慢鋅(xin)花越(yue)大(da)。熱鍍(du)鋅(xin)帶鋼(gang)在(zai)我國(guo)市(shi)場一直是(shi)緊缺(que)品(pin)種。從20世紀90年代中(zhong)期以來,每(mei)年都要從國(guo)外(wai)進口(kou)80-100萬t左右。隨著國(guo)內經(jing)濟(ji)的(de)(de)(de)發(fa)展,尤其是(shi)汽車、家(jia)電及建筑業的(de)(de)(de)發(fa)展,對鍍(du)鋅(xin)帶鋼(gang)的(de)(de)(de)需求量也(ye)大(da)大(da)增加。
實現(xian)了(le)機(ji)械化生(sheng)(sheng)產(chan),有(you)利于鋼筋排列間距均(jun)勻、混凝(ning)土保(bao)護層厚度一致,提高(gao)了(le)樓(lou)板的施工(gong)(gong)質量。裝配(pei)式鋼筋桁架樓(lou)承(cheng)板可顯著減少現(xian)場鋼筋綁扎工(gong)(gong)程量,加快(kuai)施工(gong)(gong)進度,增加施工(gong)(gong)保(bao)證(zheng),實現(xian)文明施工(gong)(gong)。裝配(pei)式模板和連接件(jian)拆裝方便,可多次重復利用(yong),節約(yue)鋼材,符合國家節能環保(bao)的要(yao)(yao)求。鋼構自主研發的產(chan)品配(pei)套自動(dong)化生(sheng)(sheng)產(chan)設備(bei),大(da)大(da)提高(gao)了(le)勞動(dong)生(sheng)(sheng)產(chan)率,有(you)效降低了(le)產(chan)品成本,并(bing)編制了(le)產(chan)品生(sheng)(sheng)產(chan)企業標(biao)準、設計手(shou)冊和節點構造圖集以(yi)及施工(gong)(gong)手(shou)冊。并(bing)經過多項工(gong)(gong)程應(ying)用(yong),各項性能可以(yi)滿足現(xian)澆鋼筋混凝(ning)土樓(lou)板承(cheng)載力和變(bian)形的要(yao)(yao)求。
重慶樓承板(ban)(ban)(ban)的(de)(de)鍍(du)(du)鋅(xin)量沒有(you)一個(ge)具體的(de)(de)標準,制作(zuo)壓(ya)型(xing)(xing)鋼(gang)(gang)(gang)板(ban)(ban)(ban)的(de)(de)冷軋(ya)鋼(gang)(gang)(gang)卷須連(lian)續熱浸(jin)鍍(du)(du)鋅(xin)(或鍍(du)(du)鋁(lv)鋅(xin)),鍍(du)(du)(鋁(lv))鋅(xin)量視設(she)計要求而定(ding)。樓承板(ban)(ban)(ban)用(yong)(yong)壓(ya)型(xing)(xing)鋼(gang)(gang)(gang)板(ban)(ban)(ban)宜選擇熱浸(jin)鍍(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)。不(bu)允許使用(yong)(yong)電(dian)鍍(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban),電(dian)鍍(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)僅在基材(cai)表面形(xing)成(cheng)保護層(ceng),防(fang)腐能力(li)有(you)限。目前市場上有(you)鍍(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)(鍍(du)(du)層(ceng)含(han)鋁(lv)5%或55%),在酸性環境下的(de)(de)防(fang)腐效(xiao)果由于熱浸(jin)鍍(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban),但在混凝土(tu)的(de)(de)堿性條件下,鍍(du)(du)鋁(lv)鋅(xin)的(de)(de)防(fang)腐蝕性能低于熱浸(jin)鍍(du)(du)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban),且鋁(lv)會(hui)和混凝土(tu)發生反應(ying),并(bing)降低混凝土(tu)與(yu)鋼(gang)(gang)(gang)板(ban)(ban)(ban)的(de)(de)粘結性能。因(yin)此參考國(guo)外(wai)規范(fan),及國(guo)內外(wai)工程,行家壓(ya)型(xing)(xing)鋼(gang)(gang)(gang)板(ban)(ban)(ban)不(bu)建議使用(yong)(yong)鍍(du)(du)鋁(lv)鋅(xin)鋼(gang)(gang)(gang)板(ban)(ban)(ban)。
鍍鋅鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)為基(ji)(ji)板(ban)的(de)(de)(de)彩涂(tu)(tu)(tu)(tu)鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban),除有(you)鋅保護外(wai),鋅層(ceng)(ceng)(ceng)上(shang)(shang)的(de)(de)(de)有(you)機涂(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)起了覆蓋隔離作用(yong),可防(fang)止(zhi)鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)生銹,使用(yong)壽(shou)命(ming)比鍍鋅鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)更(geng)長,據介紹涂(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)的(de)(de)(de)使用(yong)壽(shou)命(ming)比鍍鋅鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)長50%。在連續(xu)機組上(shang)(shang)以冷(leng)軋帶(dai)鋼(gang)(gang)(gang)(gang)(gang)(gang),鍍鋅帶(dai)鋼(gang)(gang)(gang)(gang)(gang)(gang)(電鍍鋅和(he)(he)熱鍍鋅)為基(ji)(ji)板(ban),經過表面預處理(脫(tuo)脂和(he)(he)化(hua)學(xue)處理),用(yong)輥涂(tu)(tu)(tu)(tu)的(de)(de)(de)方(fang)法,涂(tu)(tu)(tu)(tu)上(shang)(shang)一層(ceng)(ceng)(ceng)或多層(ceng)(ceng)(ceng)液態涂(tu)(tu)(tu)(tu)料,經過烘烤和(he)(he)冷(leng)卻所得的(de)(de)(de)板(ban)材即為涂(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)。由(you)于(yu)涂(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)可以有(you)各種不同的(de)(de)(de)顏色(se),習慣(guan)上(shang)(shang)把涂(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)叫做彩色(se)涂(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)。又由(you)于(yu)涂(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)是在鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)成型(xing)加工(gong)之前進(jin)行的(de)(de)(de),在國外(wai)這叫做預涂(tu)(tu)(tu)(tu)層(ceng)(ceng)(ceng)鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)。