鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)板按用(yong)(yong)(yong)(yong)途又可(ke)分為一般(ban)用(yong)(yong)(yong)(yong)、屋頂用(yong)(yong)(yong)(yong)、建筑外側板用(yong)(yong)(yong)(yong)、結(jie)構用(yong)(yong)(yong)(yong)、瓦壟板用(yong)(yong)(yong)(yong)、拉伸用(yong)(yong)(yong)(yong)和深沖用(yong)(yong)(yong)(yong)等鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)板。對于一般(ban)防(fang)保(bao)護用(yong)(yong)(yong)(yong)鍍(du)(du)(du)層(ceng)(ceng)，可(ke)以(yi)(yi)采(cai)用(yong)(yong)(yong)(yong)堿性(xing)鋅(xin)(xin)(xin)(xin)(xin)酸(suan)鹽鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)彩色鈍(dun)化(hua)工藝。有(you)時為了(le)產品(pin)的(de)配色需要，也可(ke)以(yi)(yi)采(cai)用(yong)(yong)(yong)(yong)藍(lan)白色鈍(dun)化(hua)工藝，比如軍(jun)綠(lv)色鈍(dun)化(hua)、黑色鈍(dun)化(hua)等。為提高鋼(gang)(gang)管的(de)耐(nai)腐(fu)(fu)(fu)蝕(shi)(shi)(shi)性(xing)能(neng)，對一般(ban)鋼(gang)(gang)管進(jin)行鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)。鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)卷分熱(re)(re)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)和電鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)兩種，熱(re)(re)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)層(ceng)(ceng)厚，電鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)成(cheng)(cheng)本低(di)，表面(mian)不是很光滑。吹氧焊管：用(yong)(yong)(yong)(yong)作(zuo)煉鋼(gang)(gang)吹氧用(yong)(yong)(yong)(yong)管，一般(ban)用(yong)(yong)(yong)(yong)小口徑(jing)的(de)焊接鋼(gang)(gang)管，規格由3/8-2寸八種。用(yong)(yong)(yong)(yong)08、10、15、20或者195-Q235的(de)鋼(gang)(gang)帶制作(zuo)成(cheng)(cheng)的(de)，為了(le)防(fang)腐(fu)(fu)(fu)蝕(shi)(shi)(shi)，有(you)得進(jin)行滲(shen)鋁處理。鍍(du)(du)(du)鋅(xin)(xin)(xin)(xin)(xin)其防(fang)護作(zuo)用(yong)(yong)(yong)(yong)更強，抗腐(fu)(fu)(fu)蝕(shi)(shi)(shi)能(neng)力強。整個結(jie)構由鋅(xin)(xin)(xin)(xin)(xin)，形成(cheng)(cheng)致密的(de)四元(yuan)結(jie)晶體，此結(jie)晶體在鋼(gang)(gang)板上(shang)形成(cheng)(cheng)一層(ceng)(ceng)屏障(zhang)， 因而有(you)效的(de)防(fang)止(zhi)腐(fu)(fu)(fu)蝕(shi)(shi)(shi)因子(zi)穿透。 耐(nai)腐(fu)(fu)(fu)蝕(shi)(shi)(shi)性(xing)來自鋅(xin)(xin)(xin)(xin)(xin)的(de)障(zhang)礙層(ceng)(ceng)保(bao)護功(gong)能(neng)強。

鍍(du)(du)(du)鋅(xin)(xin)(xin)卷分熱(re)鍍(du)(du)(du)鋅(xin)(xin)(xin)和電(dian)鍍(du)(du)(du)鋅(xin)(xin)(xin)兩種(zhong)，熱(re)鍍(du)(du)(du)鋅(xin)(xin)(xin)鍍(du)(du)(du)鋅(xin)(xin)(xin)層厚，具有(you)(you)鍍(du)(du)(du)層均勻，附著(zhu)力強(qiang)(qiang)，使用壽(shou)命長等優點(dian)(dian)。電(dian)鍍(du)(du)(du)鋅(xin)(xin)(xin)成本(ben)低(di)，表面不是(shi)很(hen)光滑，其本(ben)身(shen)的(de)耐(nai)(nai)腐蝕性(xing)(xing)比(bi)熱(re)鍍(du)(du)(du)鋅(xin)(xin)(xin)管(guan)(guan)相差很(hen)多(duo)。提起鍍(du)(du)(du)鋅(xin)(xin)(xin)管(guan)(guan)，可能沒接觸過(guo)建材(cai)的(de)朋友并不了解。從1935年建立一條連續涂(tu)層鋼(gang)(gang)板(ban)(ban)線開(kai)始，彩涂(tu)板(ban)(ban)得到了廣泛(fan)應用，目前彩涂(tu)板(ban)(ban)的(de)品種(zhong)繁多(duo)，大(da)約(yue)超過(guo)600種(zhong)，彩涂(tu)板(ban)(ban)兼有(you)(you)機聚合物與鋼(gang)(gang)板(ban)(ban)兩者的(de)優點(dian)(dian)，既有(you)(you)有(you)(you)機聚合物的(de)良好著(zhu)色性(xing)(xing)、成型(xing)性(xing)(xing)、耐(nai)(nai)蝕性(xing)(xing)、裝飾性(xing)(xing)、又有(you)(you)鋼(gang)(gang)板(ban)(ban)的(de)高強(qiang)(qiang)度和易加工(gong)性(xing)(xing)，能很(hen)容易地進行沖壓裁剪(jian)、彎曲、深沖等加工(gong)。

重慶鍍鋅(xin)卷(juan)主要有：脫(tuo)落(luo)、劃(hua)傷、鈍化斑、鋅(xin)粒、厚邊、氣(qi)刀(dao)條痕、氣(qi)刀(dao)刮(gua)痕、露鋼(gang)、夾雜、機械損傷、鋼(gang)基性能(neng)不良、浪邊、瓢(piao)曲、尺寸不合、壓(ya)印(yin)、鋅(xin)層厚度(du)不合、輥印(yin)等(deng)。鋅(xin)層脫(tuo)落(luo)的(de)主要原因有：表(biao)面氧(yang)(yang)化、有硅化合物、冷扎乳化液太臟、NOF段氧(yang)(yang)化氣(qi)氛及(ji)保護(hu)氣(qi)體露點太高、空燃比不合理、氫氣(qi)流量偏(pian)(pian)低(di)、爐(lu)(lu)子有氧(yang)(yang)滲入(ru)，帶(dai)(dai)鋼(gang)入(ru)鍋(guo)溫度(du)偏(pian)(pian)低(di)，RWP段爐(lu)(lu)壓(ya)偏(pian)(pian)低(di)及(ji)爐(lu)(lu)門吸風、NOF段爐(lu)(lu)溫偏(pian)(pian)低(di)，油脂蒸發不盡、鋅(xin)鍋(guo)鋁(lv)含(han)量偏(pian)(pian)低(di)、機組(zu)速度(du)太快(kuai)、還原不充分(fen)、鋅(xin)液中停留時間太短、鍍層偏(pian)(pian)厚。白(bai)銹(xiu)和黑斑產(chan)(chan)生(sheng)的(de)原因有：黑斑是(shi)白(bai)銹(xiu)進一(yi)步氧(yang)(yang)化形成的(de)鍍鋅(xin)板的(de)特(te)點與用途。鍍鋅(xin)卷(juan)板是(shi)以熱(re)軋(ya)鋼(gang)帶(dai)(dai)或冷軋(ya)鋼(gang)帶(dai)(dai)為(wei)基板，經過(guo)連續熱(re)浸鍍鋅(xin)工(gong)藝而生(sheng)產(chan)(chan)出(chu)來的(de)， 產(chan)(chan)品具(ju)有耐腐蝕強、 表(biao)面質量好、有利(li)于深(shen)加工(gong)、經濟實用等(deng)特(te)點。

堆(dui)積樓(lou)(lou)承板(ban)的地坪應(ying)基(ji)本平坦(tan)，鋼筋桁架(jia)樓(lou)(lou)承板(ban)堆(dui)積不宜過高，每堆(dui)不超(chao)越60張。樓(lou)(lou)承板(ban)運(yun)至現場，需妥善(shan)保護，不得有任(ren)何(he)損壞和污染(ran)(ran)，特別(bie)不得感染(ran)(ran)油污。樓(lou)(lou)承板(ban)應(ying)根據排(pai)版圖(tu)預先切開、編號。起(qi)吊(diao)(diao)前，每捆(kun)要(yao)有兩(liang)條(tiao)鋼絲繩，分(fen)別(bie)捆(kun)于兩(liang)頭(tou)四分(fen)之一鋼板(ban)長(chang)度處，采用專用吊(diao)(diao)具吊(diao)(diao)起(qi)。應(ying)先行試吊(diao)(diao)，檢查(cha)重心(xin)是否(fou)穩定，鋼索是否(fou)會(hui)滑動，待牢靠，無慮時(shi)(shi)方可吊(diao)(diao)起(qi)。起(qi)吊(diao)(diao)時(shi)(shi)，應(ying)從下(xia)往(wang)上(shang)樓(lou)(lou)層次序吊(diao)(diao)料為(wei)原(yuan)則，避(bi)(bi)免因先行吊(diao)(diao)放上(shang)層資料后(hou)，阻止下(xia)面(mian)樓(lou)(lou)層的吊(diao)(diao)放作業。整疊(die)樓(lou)(lou)承板(ban)放梁面(mian)時(shi)(shi)，應(ying)考(kao)慮梁的承載(zai)能力，避(bi)(bi)免因集中載(zai)荷過大，造成梁的變形(xing)。樓(lou)(lou)承板(ban)吊(diao)(diao)至樓(lou)(lou)層，暫時(shi)(shi)不鋪設(she)時(shi)(shi)，應(ying)作牢靠固定，避(bi)(bi)免飛落(luo)和滑落(luo)傷(shang)人(ren)。

樓(lou)(lou)承板(ban)本身有(you)(you)良好的(de)(de)(de)(de)延伸(shen)性(xing)，自(zi)(zi)重輕(qing)，自(zi)(zi)振(zhen)周(zhou)期(qi)(qi)長(chang)，較大變形(xing)下能吸收(shou)變形(xing)能，結(jie)構體系的(de)(de)(de)(de)連(lian)接多為柔性(xing)連(lian)接，圍(wei)護(hu)結(jie)構可(ke)隨(sui)主(zhu)體結(jie)構發生變位，其(qi)抗(kang)(kang)震(zhen)(zhen)性(xing)能得到了(le)(le)大大提高。自(zi)(zi)重減(jian)輕(qing)也會增強其(qi)抗(kang)(kang)震(zhen)(zhen)性(xing)能，自(zi)(zi)重減(jian)少一半，等(deng)(deng)同于降(jiang)低(di)抗(kang)(kang)震(zhen)(zhen)設(she)防烈度一度，地震(zhen)(zhen)作(zuo)用可(ke)降(jiang)低(di)30％—40％J，從而減(jian)少了(le)(le)很多有(you)(you)關抗(kang)(kang)震(zhen)(zhen)的(de)(de)(de)(de)構造要(yao)求，降(jiang)低(di)了(le)(le)工程造價。我國面(mian)臨水(shui)土流(liu)失、環(huan)(huan)境污(wu)染(ran)等(deng)(deng)一系列影響(xiang)可(ke)持(chi)續發展的(de)(de)(de)(de)問題(ti)，環(huan)(huan)保建(jian)(jian)筑的(de)(de)(de)(de)提出(chu)應運而生，環(huan)(huan)保建(jian)(jian)筑之能源利用高、環(huan)(huan)境好、在保障人們生活的(de)(de)(de)(de)基礎上消耗低(di)，使用周(zhou)期(qi)(qi)長(chang)等(deng)(deng)。樓(lou)(lou)承板(ban)建(jian)(jian)筑恰(qia)恰(qia)在這些方面(mian)能夠滿足要(yao)求，與(yu)(yu)其(qi)他建(jian)(jian)筑結(jie)構體系相比(bi)，樓(lou)(lou)承板(ban)建(jian)(jian)筑沒有(you)(you)空(kong)氣污(wu)染(ran)和噪音，也不會對森林等(deng)(deng)資源造成破壞，并且建(jian)(jian)筑材料可(ke)以(yi)回收(shou)再利用，減(jian)少了(le)(le)固體垃圾的(de)(de)(de)(de)出(chu)現(xian)，有(you)(you)利于人與(yu)(yu)自(zi)(zi)然的(de)(de)(de)(de)協調(diao)發展，代表(biao)著建(jian)(jian)筑行業的(de)(de)(de)(de)新水(shui)平(ping)。

熱鍍鋅鋼管廠家熱浸鍍鋅鋼板將薄鋼板浸入熔解的鋅槽中，使其表面粘附一層鋅的薄鋼板。目前主要采用連續鍍鋅工藝生產，即把成卷的鋼板連續浸在熔解有鋅的鍍槽中制成鍍鋅鋼板;合金化鍍鋅鋼板。江津酒鋼熱鍍鋅鋼管這(zhe)(zhe)種鋼(gang)板(ban)(ban)(ban)也是用熱(re)(re)浸法(fa)制造，但在出(chu)槽后，立(li)即把它加熱(re)(re)到500 ℃左右，使其生成鋅(xin)(xin)(xin)(xin)和(he)鐵的(de)合金被膜。這(zhe)(zhe)種鍍(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)(ban)(ban)具(ju)有良(liang)好的(de)涂(tu)料的(de)密著性和(he)焊(han)(han)接性;電鍍(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)。用電鍍(du)(du)法(fa)制造這(zhe)(zhe)種鍍(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)具(ju)有良(liang)好的(de)加工性。但鍍(du)(du)層較薄，耐(nai)腐蝕(shi)性不如熱(re)(re)浸法(fa)鍍(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)(ban)(ban);單(dan)面(mian)(mian)鍍(du)(du)和(he)雙(shuang)面(mian)(mian)差鍍(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)。單(dan)面(mian)(mian)鍍(du)(du)鋅(xin)(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)，即只在一面(mian)(mian)鍍(du)(du)鋅(xin)(xin)(xin)(xin)的(de)產品。在焊(han)(han)接、涂(tu)裝、防(fang)銹處理、加工等方面(mian)(mian)，具(ju)有比雙(shuang)面(mian)(mian)鍍(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)(ban)(ban)好的(de)適(shi)應性。