**河北(bei)鋼結構(gou)電(dian)(dian)(dian)梯井道采(cai)購注(zhu)意事項(xiang)**1.**材料(liao)質量把控**-優先選用符合(he)（如Q235B、Q345B）的鋼材，天(tian)津(jin)熱鍍(du)(du)鋅電(dian)(dian)(dian)梯井鋼結構(gou)生(sheng)產(chan)，要求供應商提供材質證(zheng)(zheng)明(ming)、檢(jian)測報告等文件。-檢(jian)查(cha)表面(mian)防腐(fu)處理工(gong)(gong)藝（如熱浸鍍(du)(du)鋅或噴(pen)塑(su)），確保(bao)耐腐(fu)蝕(shi)性，適(shi)應河北(bei)地區氣候環境。2.**供應商資質審核**-確認供應商具備(bei)《特種設備(bei)生(sheng)產(chan)許可(ke)證(zheng)(zheng)》、ISO質量管理體系認證(zheng)(zheng)等資質。-考察(cha)企業(ye)工(gong)(gong)程案例，優先選擇有電(dian)(dian)(dian)梯井道項(xiang)目經驗且口碑良好的本地廠家，降低運(yun)輸與(yu)協調成本。3.**設計(ji)與(yu)規范合(he)規性**-要求設計(ji)圖紙(zhi)符合(he)《電(dian)(dian)(dian)梯制造與(yu)安(an)裝安(an)全規范》（GB7588）及建筑結構(gou)要求，需經設計(ji)院(yuan)或電(dian)(dian)(dian)梯廠商確認。-核對井道尺寸、預埋(mai)件位置與(yu)電(dian)(dian)(dian)梯型號匹配，避(bi)免(mian)后期(qi)安(an)裝沖突。

河(he)北觀(guan)光電(dian)(dian)梯井鋼(gang)(gang)(gang)結(jie)構(gou)(gou)(gou)設(she)計(ji)與應(ying)用(yong)要(yao)(yao)(yao)點河(he)北地區(qu)觀(guan)光電(dian)(dian)梯井鋼(gang)(gang)(gang)結(jie)構(gou)(gou)(gou)設(she)計(ji)需(xu)兼顧安(an)全性(xing)、功(gong)能性(xing)與景觀(guan)協調性(xing)。鋼(gang)(gang)(gang)結(jie)構(gou)(gou)(gou)體(ti)系主要(yao)(yao)(yao)由立柱、橫梁(liang)、桁架等(deng)構(gou)(gou)(gou)件組成(cheng)，采(cai)(cai)(cai)用(yong)Q355B或Q345B級(ji)(ji)低合金高強度鋼(gang)(gang)(gang)材(cai)，屈(qu)服強度達(da)345MPa以上(shang)，可滿足8度抗震設(she)防要(yao)(yao)(yao)求(qiu)。設(she)計(ji)時需(xu)重點計(ji)算(suan)風(feng)荷載（基本風(feng)壓0.40kN/m2）和雪荷載（0.40-0.55kN/m2），并考慮溫差變(bian)形(xing)補償（年(nian)溫差達(da)40℃）。施(shi)工(gong)(gong)采(cai)(cai)(cai)用(yong)模塊化預(yu)制(zhi)工(gong)(gong)藝，構(gou)(gou)(gou)件加工(gong)(gong)精度控制(zhi)在±2mm以內(nei)。主體(ti)框架多使用(yong)H型鋼(gang)(gang)(gang)（常(chang)用(yong)規(gui)格H300×300×10×15），節點采(cai)(cai)(cai)用(yong)10.9級(ji)(ji)高強度螺栓連接，配合CO?氣體(ti)保護焊確保焊縫(feng)等(deng)級(ji)(ji)達(da)到(dao)二級(ji)(ji)標準(zhun)。玻璃(li)幕墻支撐(cheng)系統采(cai)(cai)(cai)用(yong)不銹鋼(gang)(gang)(gang)爪件（304材(cai)質），通過三維可調機構(gou)(gou)(gou)實現5mm級(ji)(ji)安(an)裝精度。

隆建熱鍍(du)(du)鋅(xin)(xin)電梯(ti)(ti)井(jing)(jing)鋼結(jie)構(gou)(gou)是(shi)一種以高(gao)強(qiang)度鋼材(cai)為(wei)主體，天津熱鍍(du)(du)鋅(xin)(xin)電梯(ti)(ti)井(jing)(jing)鋼結(jie)構(gou)(gou)報價，結(jie)合熱鍍(du)(du)鋅(xin)(xin)防腐(fu)(fu)工(gong)藝制(zhi)成的(de)模塊(kuai)化電梯(ti)(ti)井(jing)(jing)道(dao)系統(tong)(tong)。該產品專(zhuan)為(wei)現代建筑電梯(ti)(ti)配套(tao)設計，兼(jian)顧結(jie)構(gou)(gou)穩定性(xing)(xing)、耐久性(xing)(xing)與施工(gong)便捷(jie)性(xing)(xing)，廣泛(fan)應用(yong)于住宅、商業綜合體、工(gong)業廠(chang)房及舊樓改造等(deng)領域。**材(cai)料(liao)與工(gong)藝**系統(tong)(tong)采(cai)用(yong)Q235B或Q345B碳素結(jie)構(gou)(gou)鋼，經精密下料(liao)、焊接(jie)成型后(hou)，進(jin)行熱浸鍍(du)(du)鋅(xin)(xin)處理(li)。鍍(du)(du)鋅(xin)(xin)層厚度≥85μm，鋅(xin)(xin)液滲透(tou)均(jun)勻，天津熱鍍(du)(du)鋅(xin)(xin)電梯(ti)(ti)井(jing)(jing)鋼結(jie)構(gou)(gou)廠(chang)家，形成致密保護層，可有(you)效抵御(yu)酸雨、潮濕等(deng)環境腐(fu)(fu)蝕，使用(yong)壽命達30年以上。工(gong)藝符合GB/T13912，確保材(cai)料(liao)環保性(xing)(xing)與耐久性(xing)(xing)。**結(jie)構(gou)(gou)設計優勢**1.**模塊(kuai)化預制(zhi)**：井(jing)(jing)道(dao)分(fen)段工(gong)廠(chang)預制(zhi)，天津熱鍍(du)(du)鋅(xin)(xin)電梯(ti)(ti)井(jing)(jing)鋼結(jie)構(gou)(gou)，現場(chang)快(kuai)速拼裝，較(jiao)傳統(tong)(tong)混(hun)凝(ning)土(tu)井(jing)(jing)道(dao)縮(suo)短(duan)工(gong)期50%以上；2.**標準化連接(jie)**：采(cai)用(yong)高(gao)強(qiang)螺栓與法蘭連接(jie)技術，抗震性(xing)(xing)能達8級，適應復(fu)雜地質條件；3.**荷載優化**：井(jing)(jing)壁厚度60-120mm，自(zi)重僅為(wei)混(hun)凝(ning)土(tu)結(jie)構(gou)(gou)的(de)1/5，減少建筑基礎負荷；