冷軋卷批發鍍鋅方管是一種具以熱軋或冷軋鍍鋅帶鋼或鍍鋅卷板為坯料經冷彎曲加工成型后再經高頻焊接制成的方形截面形狀尺寸的空心方形的截面型鋼鋼管；鍍鋅卷或將事先做好的冷彎空心型鋼管再經熱浸鍍鋅加工而成的鍍鋅方矩管。咸陽冷軋卷鍍鋅(xin)量是表示鍍鋅(xin)板鋅(xin)層厚(hou)度的(de)(de)(de)(de)(de)(de)一(yi)個普遍采(cai)用(yong)的(de)(de)(de)(de)(de)(de)有效方法(fa)。鍍鋅(xin)量的(de)(de)(de)(de)(de)(de)單位為(wei)g/m2。鍍鋅(xin)層通(tong)過鈍(dun)化處理(li)，可減少潮溫貯運條(tiao)件下產(chan)生折銹蝕(shi)(白(bai)銹) 。但這(zhe)種化學處理(li)的(de)(de)(de)(de)(de)(de)防(fang)腐蝕(shi)性(xing)能是有限的(de)(de)(de)(de)(de)(de)，而且，妨(fang)礙(ai)大(da)多數涂料的(de)(de)(de)(de)(de)(de)附著性(xing)。這(zhe)種處理(li)一(yi)般不(bu)用(yong)在鋅(xin)鐵合(he)金鍍層，除光整表面外，作為(wei)常規，生產(chan)廠對其他類型(xing)的(de)(de)(de)(de)(de)(de)鍍鋅(xin)層均進(jin)行鈍(dun)化處理(li)。

彩(cai)鋼(gang)(gang)(gang)是(shi)(shi)指彩(cai)涂(tu)鋼(gang)(gang)(gang)板，彩(cai)涂(tu)鋼(gang)(gang)(gang)板是(shi)(shi)一種帶(dai)有有機涂(tu)層(ceng)的(de)(de)(de)鋼(gang)(gang)(gang)板，傳(chuan)統的(de)(de)(de)涂(tu)層(ceng)分(fen)好幾(ji)類，氟(fu)碳涂(tu)層(ceng)的(de)(de)(de)，幾(ji)乎可(ke)以(yi)(yi)防腐20年。一般(ban)從鋼(gang)(gang)(gang)廠(chang)(chang)以(yi)(yi)卷筒的(de)(de)(de)形式分(fen)銷到各地(di)。我們經常看到的(de)(de)(de)彩(cai)鋼(gang)(gang)(gang)板是(shi)(shi)指加工好的(de)(de)(de)板材，厚度(du)在(zai)50~100mm左(zuo)右(you)，它是(shi)(shi)由中間的(de)(de)(de)填料(liao)和兩面(mian)的(de)(de)(de)彩(cai)鋼(gang)(gang)(gang)板組成。其中，彩(cai)板厚度(du)有0.4mm、0.5mm、0.6mm等不同的(de)(de)(de)厚度(du),中間層(ceng)可(ke)以(yi)(yi)是(shi)(shi)聚胺脂、巖綿或泡沫塑料(liao)等。由于有專用(yong)型材，所以(yi)(yi)用(yong)彩(cai)鋼(gang)(gang)(gang)板構(gou)筑的(de)(de)(de)廠(chang)(chang)房建(jian)造速度(du)很(hen)快（如非(fei)典(dian)時的(de)(de)(de)小湯山(shan)醫院），但強度(du)低(di)。

樓(lou)(lou)承(cheng)板(ban)(ban)的(de)(de)(de)使用(yong)(yong)是(shi)需(xu)要安裝(zhuang)的(de)(de)(de)，那么如果(guo)要安裝(zhuang)就要選擇合適的(de)(de)(de)小配(pei)件，焊(han)后栓釘(ding)高(gao)度(du)大(da)于壓(ya)型(xing)鋼(gang)板(ban)(ban)波高(gao)30MM(留意(yi)挑選樓(lou)(lou)板(ban)(ban)的(de)(de)(de)類型(xing));栓釘(ding)頂面(mian)混凝土(tu)保護(hu)層不(bu)小于15MM(留意(yi)樓(lou)(lou)板(ban)(ban)總厚度(du))直徑(jing)不(bu)宜大(da)于19MM。樓(lou)(lou)承(cheng)板(ban)(ban)栓釘(ding)類型(xing)有ф8、ф10、ф13、ф16、ф19、ф22、ф25，栓釘(ding)一般在鋼(gang)結構(gou)(gou)修建中,遍及使用(yong)(yong)在柱(zhu)腳(jiao)和樓(lou)(lou)板(ban)(ban)中,一般剛度(du)要求高(gao)的(de)(de)(de)柱(zhu)腳(jiao)都選用(yong)(yong)鋼(gang)柱(zhu)內伸至混凝土(tu)中，鋼(gang)柱(zhu)埋入混凝土(tu)的(de)(de)(de)部位四周均布栓釘(ding)。樓(lou)(lou)承(cheng)板(ban)(ban)輕鋼(gang)結構(gou)(gou)常用(yong)(yong)厚度(du)為0.8mm,1.0mm，1.2mm,荷載較大(da)的(de)(de)(de)情況下(xia)會用(yong)(yong)到1.5mm。一般需(xu)要用(yong)(yong)栓釘(ding)與鋼(gang)梁銜接，板(ban)(ban)中配(pei)少量鋼(gang)筋，上面(mian)澆混凝土(tu)層，總厚度(du)約在100-200mm之間。

鍍(du)鋅(xin)鋼(gang)(gang)(gang)(gang)板(ban)按用(yong)(yong)(yong)(yong)(yong)(yong)途又可(ke)(ke)分為一(yi)般用(yong)(yong)(yong)(yong)(yong)(yong)、屋頂用(yong)(yong)(yong)(yong)(yong)(yong)、建筑外側(ce)板(ban)用(yong)(yong)(yong)(yong)(yong)(yong)、結構用(yong)(yong)(yong)(yong)(yong)(yong)、瓦壟板(ban)用(yong)(yong)(yong)(yong)(yong)(yong)、拉(la)伸用(yong)(yong)(yong)(yong)(yong)(yong)和深沖(chong)用(yong)(yong)(yong)(yong)(yong)(yong)等鍍(du)鋅(xin)鋼(gang)(gang)(gang)(gang)板(ban)。對于一(yi)般防保護(hu)用(yong)(yong)(yong)(yong)(yong)(yong)鍍(du)層，可(ke)(ke)以采用(yong)(yong)(yong)(yong)(yong)(yong)堿性(xing)鋅(xin)酸(suan)鹽鍍(du)鋅(xin)彩(cai)色(se)(se)鈍化工(gong)藝。有(you)時(shi)為了產品的(de)配色(se)(se)需(xu)要，也(ye)可(ke)(ke)以采用(yong)(yong)(yong)(yong)(yong)(yong)藍白色(se)(se)鈍化工(gong)藝，比(bi)如軍綠色(se)(se)鈍化、黑(hei)色(se)(se)鈍化等。為提高鋼(gang)(gang)(gang)(gang)管(guan)的(de)耐(nai)(nai)腐(fu)蝕(shi)性(xing)能(neng)，對一(yi)般鋼(gang)(gang)(gang)(gang)管(guan)進行鍍(du)鋅(xin)。鍍(du)鋅(xin)卷分熱(re)鍍(du)鋅(xin)和電(dian)鍍(du)鋅(xin)兩(liang)種，熱(re)鍍(du)鋅(xin)鍍(du)鋅(xin)層厚，電(dian)鍍(du)鋅(xin)成(cheng)本低，表面不是很光(guang)滑。吹氧焊管(guan)：用(yong)(yong)(yong)(yong)(yong)(yong)作(zuo)煉鋼(gang)(gang)(gang)(gang)吹氧用(yong)(yong)(yong)(yong)(yong)(yong)管(guan)，一(yi)般用(yong)(yong)(yong)(yong)(yong)(yong)小口徑的(de)焊接鋼(gang)(gang)(gang)(gang)管(guan)，規(gui)格由(you)3/8-2寸八種。用(yong)(yong)(yong)(yong)(yong)(yong)08、10、15、20或者195-Q235的(de)鋼(gang)(gang)(gang)(gang)帶制(zhi)作(zuo)成(cheng)的(de)，為了防腐(fu)蝕(shi)，有(you)得進行滲(shen)鋁處理。鍍(du)鋅(xin)其防護(hu)作(zuo)用(yong)(yong)(yong)(yong)(yong)(yong)更強(qiang)，抗腐(fu)蝕(shi)能(neng)力(li)強(qiang)。整個結構由(you)鋅(xin)，形成(cheng)致密的(de)四元結晶體(ti)，此結晶體(ti)在(zai)鋼(gang)(gang)(gang)(gang)板(ban)上形成(cheng)一(yi)層屏障， 因而有(you)效的(de)防止(zhi)腐(fu)蝕(shi)因子(zi)穿(chuan)透。 耐(nai)(nai)腐(fu)蝕(shi)性(xing)來自鋅(xin)的(de)障礙層保護(hu)功(gong)能(neng)強(qiang)。

重慶樓承板(ban)(ban)(ban)的(de)(de)鍍(du)(du)(du)(du)(du)(du)(du)鋅(xin)(xin)量沒(mei)有一(yi)個具體的(de)(de)標準(zhun)，制作壓型鋼板(ban)(ban)(ban)的(de)(de)冷軋鋼卷(juan)須(xu)連續熱浸(jin)鍍(du)(du)(du)(du)(du)(du)(du)鋅(xin)(xin)（或鍍(du)(du)(du)(du)(du)(du)(du)鋁(lv)鋅(xin)(xin)），鍍(du)(du)(du)(du)(du)(du)(du)（鋁(lv)）鋅(xin)(xin)量視(shi)設計要(yao)求而(er)定。樓承板(ban)(ban)(ban)用(yong)壓型鋼板(ban)(ban)(ban)宜選擇熱浸(jin)鍍(du)(du)(du)(du)(du)(du)(du)鋅(xin)(xin)鋼板(ban)(ban)(ban)。不(bu)允許(xu)使用(yong)電(dian)鍍(du)(du)(du)(du)(du)(du)(du)鋅(xin)(xin)鋼板(ban)(ban)(ban)，電(dian)鍍(du)(du)(du)(du)(du)(du)(du)鋅(xin)(xin)鋼板(ban)(ban)(ban)僅在(zai)(zai)基(ji)材表面形成保護層(ceng)，防腐(fu)能(neng)力(li)有限。目(mu)前市場(chang)上有鍍(du)(du)(du)(du)(du)(du)(du)鋅(xin)(xin)鋼板(ban)(ban)(ban)（鍍(du)(du)(du)(du)(du)(du)(du)層(ceng)含鋁(lv)5%或55%），在(zai)(zai)酸性(xing)環境下的(de)(de)防腐(fu)效果由于(yu)熱浸(jin)鍍(du)(du)(du)(du)(du)(du)(du)鋅(xin)(xin)鋼板(ban)(ban)(ban)，但在(zai)(zai)混(hun)(hun)(hun)凝(ning)土(tu)(tu)的(de)(de)堿性(xing)條件下，鍍(du)(du)(du)(du)(du)(du)(du)鋁(lv)鋅(xin)(xin)的(de)(de)防腐(fu)蝕性(xing)能(neng)低于(yu)熱浸(jin)鍍(du)(du)(du)(du)(du)(du)(du)鋅(xin)(xin)鋼板(ban)(ban)(ban)，且鋁(lv)會和混(hun)(hun)(hun)凝(ning)土(tu)(tu)發生反應，并降低混(hun)(hun)(hun)凝(ning)土(tu)(tu)與(yu)鋼板(ban)(ban)(ban)的(de)(de)粘結(jie)性(xing)能(neng)。因此參考國外(wai)規范，及國內外(wai)工程，行家壓型鋼板(ban)(ban)(ban)不(bu)建議使用(yong)鍍(du)(du)(du)(du)(du)(du)(du)鋁(lv)鋅(xin)(xin)鋼板(ban)(ban)(ban)。

堆積樓承(cheng)板的地坪(ping)應基本平坦，鋼(gang)筋桁(heng)架樓承(cheng)板堆積不(bu)宜(yi)過高，每堆不(bu)超越60張。樓承(cheng)板運至現場(chang)，需(xu)妥善保護，不(bu)得(de)(de)有任何損壞(huai)和污染(ran)，特別(bie)(bie)不(bu)得(de)(de)感染(ran)油污。樓承(cheng)板應根據(ju)排版圖(tu)預(yu)先(xian)(xian)切開、編號(hao)。起(qi)吊前，每捆(kun)要有兩條鋼(gang)絲(si)繩，分別(bie)(bie)捆(kun)于兩頭四分之一(yi)鋼(gang)板長度處，采用專用吊具(ju)吊起(qi)。應先(xian)(xian)行試吊，檢查重(zhong)心是(shi)(shi)否(fou)穩定，鋼(gang)索是(shi)(shi)否(fou)會滑動，待牢靠，無慮時(shi)方(fang)可(ke)吊起(qi)。起(qi)吊時(shi)，應從下(xia)往上(shang)樓層(ceng)次序(xu)吊料為(wei)原(yuan)則，避免因(yin)先(xian)(xian)行吊放(fang)上(shang)層(ceng)資料后，阻(zu)止下(xia)面(mian)樓層(ceng)的吊放(fang)作(zuo)業。整疊(die)樓承(cheng)板放(fang)梁(liang)面(mian)時(shi)，應考慮梁(liang)的承(cheng)載能力，避免因(yin)集中載荷過大，造成梁(liang)的變形。樓承(cheng)板吊至樓層(ceng)，暫時(shi)不(bu)鋪設時(shi)，應作(zuo)牢靠固定，避免飛落和滑落傷人(ren)。