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銅仁攀華鍍鋅管批發

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銅仁攀華鍍鋅管批發

2021-09-19
銅仁攀華鍍鋅管批發

攀華鍍鋅管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。銅仁鍍鋅管批發樓(lou)(lou)承(cheng)板運至(zhi)現(xian)場,需妥善保護,不得(de)有任何損壞和污染,特別(bie)不得(de)感染油污。樓(lou)(lou)承(cheng)板應根(gen)據排版圖預(yu)先切(qie)開(kai)、編號。起(qi)吊前(qian),每捆要有兩條鋼(gang)絲繩,分(fen)別(bie)捆于兩頭四分(fen)之(zhi)一鋼(gang)板長(chang)度(du)處,采用(yong)專用(yong)吊具(ju)吊起(qi)。應先行(xing)試(shi)吊,檢(jian)查重心是(shi)否穩(wen)定,鋼(gang)索是(shi)否會滑動,待(dai)牢靠,無慮(lv)時(shi)(shi)方可(ke)吊起(qi)。起(qi)吊時(shi)(shi),應從(cong)下往上樓(lou)(lou)層次序吊料(liao)為原(yuan)則,避免(mian)因(yin)先行(xing)吊放上層資(zi)料(liao)后(hou),阻止下面樓(lou)(lou)層的(de)吊放作業。整疊樓(lou)(lou)承(cheng)板放梁(liang)面時(shi)(shi),應考慮(lv)梁(liang)的(de)承(cheng)載(zai)能力,避免(mian)因(yin)集中載(zai)荷過大,造(zao)成梁(liang)的(de)變形(xing)。樓(lou)(lou)承(cheng)板吊至(zhi)樓(lou)(lou)層,暫(zan)時(shi)(shi)不鋪設(she)時(shi)(shi),應作牢靠固定,避免(mian)飛落和滑落傷人。

銅仁攀華鍍鋅管批發

鍍(du)鋅(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)是(shi)(shi)為防止鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)表(biao)面(mian)遭受腐(fu)蝕,延(yan)長其使(shi)用壽(shou)命,在(zai)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)表(biao)面(mian)涂(tu)以一層金(jin)(jin)屬鋅(xin),這種(zhong)涂(tu)鋅(xin)的(de)(de)(de)(de)薄(bo)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)稱為鍍(du)鋅(xin)板(ban)(ban)(ban)(ban)。鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)也是(shi)(shi)用熱(re)浸法制(zhi)造(zao),但在(zai)出槽后,立即(ji)(ji)把它(ta)加(jia)(jia)熱(re)到500℃左右,使(shi)其生(sheng)成(cheng)鋅(xin)和鐵(tie)的(de)(de)(de)(de)合(he)(he)金(jin)(jin)被膜。這種(zhong)鍍(du)鋅(xin)卷(juan)具有(you)(you)(you)良(liang)好(hao)的(de)(de)(de)(de)涂(tu)料(liao)的(de)(de)(de)(de)密著性(xing)(xing)和焊(han)接(jie)性(xing)(xing)。合(he)(he)金(jin)(jin)化鍍(du)鋅(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。這種(zhong)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)也是(shi)(shi)用熱(re)浸法制(zhi)造(zao),但在(zai)出槽后,立即(ji)(ji)把它(ta)加(jia)(jia)熱(re)到500℃左右,使(shi)其生(sheng)成(cheng)鋅(xin)和鐵(tie)的(de)(de)(de)(de)合(he)(he)金(jin)(jin)被膜。這種(zhong)鍍(du)鋅(xin)板(ban)(ban)(ban)(ban)具有(you)(you)(you)良(liang)好(hao)的(de)(de)(de)(de)涂(tu)料(liao)的(de)(de)(de)(de)密著性(xing)(xing)和焊(han)接(jie)性(xing)(xing)。熱(re)浸鍍(du)鋅(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。將薄(bo)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)浸入熔(rong)解的(de)(de)(de)(de)鋅(xin)槽中(zhong)(zhong),使(shi)其表(biao)面(mian)粘(zhan)附一層鋅(xin)的(de)(de)(de)(de)薄(bo)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。目前(qian)主要采用連續鍍(du)鋅(xin)工(gong)藝(yi)生(sheng)產,即(ji)(ji)把成(cheng)卷(juan)的(de)(de)(de)(de)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)連續浸在(zai)熔(rong)解有(you)(you)(you)鋅(xin)的(de)(de)(de)(de)鍍(du)槽中(zhong)(zhong)制(zhi)成(cheng)鍍(du)鋅(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。合(he)(he)金(jin)(jin)、復合(he)(he)鍍(du)鋅(xin)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。它(ta)是(shi)(shi)用鋅(xin)和其他(ta)金(jin)(jin)屬如鉛、鋅(xin)制(zhi)成(cheng)合(he)(he)金(jin)(jin)乃至復合(he)(he)鍍(du)成(cheng)的(de)(de)(de)(de)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)。這種(zhong)鋼(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)既具有(you)(you)(you)防銹(xiu)性(xing)(xing)能(neng),又(you)有(you)(you)(you)良(liang)好(hao)的(de)(de)(de)(de)涂(tu)裝性(xing)(xing)能(neng)。

銅仁攀華鍍鋅管批發

鍍(du)鋅(xin)(xin)鋼(gang)板(ban)(ban)按用(yong)(yong)(yong)途又可分為一(yi)般用(yong)(yong)(yong)、屋頂用(yong)(yong)(yong)、建(jian)筑(zhu)外(wai)側板(ban)(ban)用(yong)(yong)(yong)、結構(gou)用(yong)(yong)(yong)、瓦壟板(ban)(ban)用(yong)(yong)(yong)、拉伸用(yong)(yong)(yong)和深沖(chong)用(yong)(yong)(yong)等(deng)鍍(du)鋅(xin)(xin)鋼(gang)板(ban)(ban)。熱鍍(du)鋅(xin)(xin)板(ban)(ban)主要應用(yong)(yong)(yong)于建(jian)筑(zhu)外(wai)用(yong)(yong)(yong),建(jian)筑(zhu)內用(yong)(yong)(yong),民(min)用(yong)(yong)(yong),門窗(chuang),家具,機械,電子及家用(yong)(yong)(yong)電器等(deng)領域。也有機箱用(yong)(yong)(yong)這個(ge),不(bu)過熱鍍(du)鋅(xin)(xin)板(ban)(ban)不(bu)放輻射的(de)。空(kong)調,冰箱,微波爐(lu)及其(qi)類似家電背面的(de)那個(ge)板(ban)(ban)就是(shi)熱鍍(du)鋅(xin)(xin)板(ban)(ban)。鍍(du)鋅(xin)(xin)層通過鈍(dun)化(hua)處理(li)(li),可減(jian)少(shao)潮溫貯(zhu)運(yun)條件下(xia)產生(sheng)折(zhe)銹蝕(白銹) 。但這種化(hua)學(xue)處理(li)(li)的(de)防腐蝕性(xing)能是(shi)有限的(de),而且,妨礙大多數涂料的(de)附著性(xing)。這種處理(li)(li)一(yi)般不(bu)用(yong)(yong)(yong)在鋅(xin)(xin)鐵合金鍍(du)層,除光整表面外(wai),作(zuo)為常規,生(sheng)產廠對(dui)其(qi)他類型的(de)鍍(du)鋅(xin)(xin)層均(jun)進行(xing)鈍(dun)化(hua)處理(li)(li)。

銅仁攀華鍍鋅管批發

樓(lou)(lou)承(cheng)板(ban)(ban)適應主體鋼(gang)結(jie)構(gou)快(kuai)速(su)施工的(de)(de)(de)(de)(de)(de)(de)(de)要求,能夠在(zai)短時間內(nei)提供堅定(ding)的(de)(de)(de)(de)(de)(de)(de)(de)作(zuo)業平臺,并可(ke)采用多個樓(lou)(lou)層鋪(pu)(pu)設壓型鋼(gang)板(ban)(ban),分(fen)層澆(jiao)筑混凝(ning)(ning)土(tu)板(ban)(ban)的(de)(de)(de)(de)(de)(de)(de)(de)流水施工。在(zai)使(shi)用階段樓(lou)(lou)承(cheng)板(ban)(ban)作(zuo)為(wei)(wei)混凝(ning)(ning)土(tu)樓(lou)(lou)板(ban)(ban)的(de)(de)(de)(de)(de)(de)(de)(de)受拉(la)(la)鋼(gang)筋(jin),也提高了樓(lou)(lou)板(ban)(ban)的(de)(de)(de)(de)(de)(de)(de)(de)剛度(du),節省了鋼(gang)筋(jin)和(he)(he)混凝(ning)(ning)土(tu)的(de)(de)(de)(de)(de)(de)(de)(de)用量。樓(lou)(lou)承(cheng)板(ban)(ban)上面可(ke)以鋪(pu)(pu)設保溫,隔音,隔熱,隔振等材料。樓(lou)(lou)面性(xing)能充分(fen)發(fa)揮鋼(gang)的(de)(de)(de)(de)(de)(de)(de)(de)良好的(de)(de)(de)(de)(de)(de)(de)(de)抗拉(la)(la)強度(du)和(he)(he)延性(xing)及(ji)混凝(ning)(ning)土(tu)優良的(de)(de)(de)(de)(de)(de)(de)(de)抗壓強度(du)和(he)(he)較大的(de)(de)(de)(de)(de)(de)(de)(de)剛度(du)。壓型板(ban)(ban)表面壓紋使(shi)樓(lou)(lou)承(cheng)板(ban)(ban)與混凝(ning)(ning)土(tu)之間產生大的(de)(de)(de)(de)(de)(de)(de)(de)結(jie)合力,使(shi)二者形成整體,配以加(jia)勁肋,使(shi)樓(lou)(lou)承(cheng)板(ban)(ban)系統具有高強承(cheng)載力。在(zai)懸臂條件下,樓(lou)(lou)承(cheng)板(ban)(ban)僅作(zuo)為(wei)(wei)性(xing)模板(ban)(ban)。懸挑(tiao)的(de)(de)(de)(de)(de)(de)(de)(de)長(chang)度(du)可(ke)根據(ju)樓(lou)(lou)承(cheng)板(ban)(ban)的(de)(de)(de)(de)(de)(de)(de)(de)截面特(te)性(xing)來定(ding)。為(wei)(wei)了防止(zhi)懸挑(tiao)板(ban)(ban)的(de)(de)(de)(de)(de)(de)(de)(de)開裂,需(xu)在(zai)支座處依結(jie)構(gou)工程師的(de)(de)(de)(de)(de)(de)(de)(de)設計配上負筋(jin)。

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