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九龍坡酒鋼冷軋卷批發

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九龍坡酒鋼冷軋卷批發

2020-03-17
九龍坡酒鋼冷軋卷批發

鍍(du)(du)鋅是(shi)(shi)一(yi)種經(jing)常(chang)采用(yong)(yong)的(de)經(jing)濟而有效的(de)防(fang)腐(fu)方法。鋅產(chan)量的(de)一(yi)半左右均用(yong)(yong)于(yu)此(ci)種工藝。鍍(du)(du)鋅卷(juan)是(shi)(shi)為防(fang)止鋼板表面(mian)遭受腐(fu)蝕延長(chang)其(qi)(qi)使用(yong)(yong)壽(shou)命(ming),在鋼板表面(mian)涂以一(yi)層金屬鋅,這(zhe)種涂鋅的(de)鋼板稱為鍍(du)(du)鋅卷(juan)。鍍(du)(du)鋅卷(juan)主(zhu)要用(yong)(yong)于(yu)建筑、家電、汽車(che)、容器、交通及(ji)家業(ye)等領域。特別是(shi)(shi)鋼結構(gou)建筑、汽車(che)制造、鋼板倉制造等行業(ye)。耐腐(fu)蝕強、表面(mian)質量好、得利于(yu)深加工、經(jing)濟實用(yong)(yong)等。有關產(chan)品標(biao)準(zhun)都列明鍍(du)(du)鋅卷(juan)推薦的(de)標(biao)準(zhun)厚(hou)度、長(chang)度和寬(kuan)度及(ji)其(qi)(qi)允許(xu)偏(pian)差(cha)。鍍(du)(du)鋅卷(juan)厚(hou)度偏(pian)差(cha)一(yi)般(ban)在0.05mm,長(chang)寬(kuan)偏(pian)差(cha)一(yi)般(ban)在5mm ,板材的(de)厚(hou)度一(yi)般(ban)在0.2-3.2之(zhi)間 。

九龍坡酒鋼冷軋卷批發

冷軋卷批發鍍鋅鋼板是為防止鋼板表面遭受腐蝕,延長其使用壽命,在鋼板表面涂以一層金屬鋅,這種涂鋅的薄鋼板稱為鍍鋅板。九龍坡酒鋼冷軋卷鋼(gang)(gang)板(ban)(ban)也是用(yong)(yong)熱浸(jin)法制(zhi)造,但在出槽后(hou)(hou),立即把(ba)它加熱到(dao)500℃左右,使(shi)其(qi)(qi)生成(cheng)(cheng)鋅(xin)(xin)(xin)和(he)鐵的(de)(de)合(he)金(jin)(jin)被(bei)膜。這(zhe)種(zhong)鍍(du)(du)鋅(xin)(xin)(xin)卷(juan)具(ju)有良好(hao)的(de)(de)涂(tu)料的(de)(de)密著(zhu)性和(he)焊(han)接性。合(he)金(jin)(jin)化鍍(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)。這(zhe)種(zhong)鋼(gang)(gang)板(ban)(ban)也是用(yong)(yong)熱浸(jin)法制(zhi)造,但在出槽后(hou)(hou),立即把(ba)它加熱到(dao)500℃左右,使(shi)其(qi)(qi)生成(cheng)(cheng)鋅(xin)(xin)(xin)和(he)鐵的(de)(de)合(he)金(jin)(jin)被(bei)膜。這(zhe)種(zhong)鍍(du)(du)鋅(xin)(xin)(xin)板(ban)(ban)具(ju)有良好(hao)的(de)(de)涂(tu)料的(de)(de)密著(zhu)性和(he)焊(han)接性。熱浸(jin)鍍(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)。將薄鋼(gang)(gang)板(ban)(ban)浸(jin)入(ru)熔解的(de)(de)鋅(xin)(xin)(xin)槽中,使(shi)其(qi)(qi)表面粘附一層鋅(xin)(xin)(xin)的(de)(de)薄鋼(gang)(gang)板(ban)(ban)。目前主要采用(yong)(yong)連(lian)續(xu)鍍(du)(du)鋅(xin)(xin)(xin)工(gong)藝(yi)生產,即把(ba)成(cheng)(cheng)卷(juan)的(de)(de)鋼(gang)(gang)板(ban)(ban)連(lian)續(xu)浸(jin)在熔解有鋅(xin)(xin)(xin)的(de)(de)鍍(du)(du)槽中制(zhi)成(cheng)(cheng)鍍(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)。合(he)金(jin)(jin)、復(fu)(fu)合(he)鍍(du)(du)鋅(xin)(xin)(xin)鋼(gang)(gang)板(ban)(ban)。它是用(yong)(yong)鋅(xin)(xin)(xin)和(he)其(qi)(qi)他金(jin)(jin)屬(shu)如鉛、鋅(xin)(xin)(xin)制(zhi)成(cheng)(cheng)合(he)金(jin)(jin)乃至復(fu)(fu)合(he)鍍(du)(du)成(cheng)(cheng)的(de)(de)鋼(gang)(gang)板(ban)(ban)。這(zhe)種(zhong)鋼(gang)(gang)板(ban)(ban)既具(ju)有防銹性能(neng),又有良好(hao)的(de)(de)涂(tu)裝性能(neng)。

九龍坡酒鋼冷軋卷批發

熱(re)鍍(du)鋅(xin)(xin)(xin)(xin)板和電(dian)鍍(du)鋅(xin)(xin)(xin)(xin)板在鍍(du)鋅(xin)(xin)(xin)(xin)量(liang)上有(you)很大的(de)差別,就像山東彩涂卷)。熱(re)鍍(du)鋅(xin)(xin)(xin)(xin)的(de)鍍(du)鋅(xin)(xin)(xin)(xin)量(liang)不可能太小(xiao)(xiao),一(yi)般(ban)較(jiao)小(xiao)(xiao)為(wei)雙面50~60g/m2,較(jiao)大可達(da)600g/m2。電(dian)鍍(du)鋅(xin)(xin)(xin)(xin)板的(de)鍍(du)鋅(xin)(xin)(xin)(xin)層可以很薄,較(jiao)小(xiao)(xiao)達(da)15g/m2,但(dan)要求鍍(du)層較(jiao)厚的(de)話則(ze)生(sheng)(sheng)產線速度很慢,不適應(ying)現代化機組的(de)工(gong)藝特點,一(yi)般(ban)較(jiao)大為(wei)lO0g/m2左右。正(zheng)因(yin)為(wei)如此,電(dian)鍍(du)鋅(xin)(xin)(xin)(xin)板的(de)生(sheng)(sheng)產受(shou)到很大的(de)限制(zhi)。工(gong)一(yi)般(ban)電(dian)鍍(du)鋅(xin)(xin)(xin)(xin)比較(jiao)多,適用(yong)于(yu)小(xiao)(xiao)部(bu)件(jian);熱(re)鍍(du)鋅(xin)(xin)(xin)(xin)一(yi)般(ban)用(yong)于(yu)電(dian)力設(she)備(bei)和構件(jian),適用(yong)于(yu)大的(de)部(bu)件(jian)和設(she)備(bei)。當然他們的(de)價格也相對便宜一(yi)些。建設(she)部(bu)已正(zheng)式下文,淘汰技術落(luo)后的(de)冷鍍(du)鋅(xin)(xin)(xin)(xin)管,不準(zhun)用(yong)冷鍍(du)鋅(xin)(xin)(xin)(xin)管作水(shui)、煤氣管。

九龍坡酒鋼冷軋卷批發

熱(re)(re)浸鍍(du)(du)(du)(du)(du)鋅鋼(gang)板將薄鋼(gang)板浸入熔解(jie)的(de)鋅槽(cao)(cao)中,使(shi)其表面(mian)(mian)(mian)粘附(fu)一(yi)層鋅的(de)薄鋼(gang)板。目前主要(yao)采用(yong)(yong)連(lian)續鍍(du)(du)(du)(du)(du)鋅工藝(yi)生產,即把(ba)成卷的(de)鋼(gang)板連(lian)續浸在(zai)(zai)熔解(jie)有鋅的(de)鍍(du)(du)(du)(du)(du)槽(cao)(cao)中制(zhi)成鍍(du)(du)(du)(du)(du)鋅鋼(gang)板;合(he)金化(hua)鍍(du)(du)(du)(du)(du)鋅鋼(gang)板。這種鋼(gang)板也是(shi)用(yong)(yong)熱(re)(re)浸法(fa)制(zhi)造,但(dan)在(zai)(zai)出槽(cao)(cao)后,立即把(ba)它加(jia)熱(re)(re)到500 ℃左右,使(shi)其生成鋅和鐵的(de)合(he)金被膜(mo)。這種鍍(du)(du)(du)(du)(du)鋅板具(ju)有良好的(de)涂(tu)(tu)料的(de)密著性和焊(han)接性;電鍍(du)(du)(du)(du)(du)鋅鋼(gang)板。用(yong)(yong)電鍍(du)(du)(du)(du)(du)法(fa)制(zhi)造這種鍍(du)(du)(du)(du)(du)鋅鋼(gang)板具(ju)有良好的(de)加(jia)工性。但(dan)鍍(du)(du)(du)(du)(du)層較薄,耐(nai)腐蝕性不(bu)如熱(re)(re)浸法(fa)鍍(du)(du)(du)(du)(du)鋅板;單(dan)面(mian)(mian)(mian)鍍(du)(du)(du)(du)(du)和雙面(mian)(mian)(mian)差鍍(du)(du)(du)(du)(du)鋅鋼(gang)板。單(dan)面(mian)(mian)(mian)鍍(du)(du)(du)(du)(du)鋅鋼(gang)板,即只在(zai)(zai)一(yi)面(mian)(mian)(mian)鍍(du)(du)(du)(du)(du)鋅的(de)產品。在(zai)(zai)焊(han)接、涂(tu)(tu)裝、防銹處理、加(jia)工等方面(mian)(mian)(mian),具(ju)有比雙面(mian)(mian)(mian)鍍(du)(du)(du)(du)(du)鋅板好的(de)適(shi)應性。

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