鍍鋅板是指表(biao)面鍍(du)有(you)(you)一層鋅的(de)(de)(de)鋼板。鍍(du)鋅是一種經(jing)常(chang)采用(yong)的(de)(de)(de)經(jing)濟而有(you)(you)效的(de)(de)(de)防腐方法(fa),全世界鋅產量的(de)(de)(de)一半左(zuo)右均(jun)用(yong)于此(ci)種工藝。鍍(du)鋅板的(de)(de)(de)材質:
①熱浸鍍鋅(xin)鋼(gang)板(ban)。將薄鋼(gang)板(ban)浸入熔解(jie)的(de)(de)鋅(xin)槽中,使其表面粘附一層(ceng)鋅(xin)的(de)(de)薄鋼(gang)板(ban)。目前主要采用連續(xu)鍍鋅(xin)工藝生產,即把成(cheng)卷的(de)(de)鋼(gang)板(ban)連續(xu)浸在熔解(jie)有鋅(xin)的(de)(de)鍍槽中制成(cheng)鍍鋅(xin)鋼(gang)板(ban);
②合(he)金(jin)化鍍(du)鋅鋼板。這種鋼板也是用熱浸法(fa)制造,但(dan)在出槽后,立即(ji)把它加熱到(dao)500℃左(zuo)右,使其生成鋅和(he)鐵的(de)合(he)金(jin)薄膜。這種鍍(du)鋅板具(ju)有良好的(de)涂(tu)料的(de)密著性和(he)焊接(jie)性;
③電鍍鋅(xin)鋼板。用電鍍法(fa)制造這種鍍鋅(xin)鋼板具有良好的加工性(xing)(xing)。但鍍層較薄(bo),耐(nai)腐蝕(shi)性(xing)(xing)不如(ru)熱浸(jin)法(fa)鍍鋅(xin)板;
④單(dan)面(mian)(mian)(mian)(mian)鍍(du)(du)和雙(shuang)面(mian)(mian)(mian)(mian)差鍍(du)(du)鋅(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban)。單(dan)面(mian)(mian)(mian)(mian)鍍(du)(du)鋅(xin)(xin)(xin)鋼(gang)板(ban)(ban)(ban),即(ji)只在(zai)一面(mian)(mian)(mian)(mian)鍍(du)(du)鋅(xin)(xin)(xin)的產品。在(zai)焊(han)接、涂裝、防(fang)銹處理、加工等方(fang)面(mian)(mian)(mian)(mian),具有比雙(shuang)面(mian)(mian)(mian)(mian)鍍(du)(du)鋅(xin)(xin)(xin)板(ban)(ban)(ban)更好的適應性。為克服單(dan)面(mian)(mian)(mian)(mian)未涂鋅(xin)(xin)(xin)的缺點,又有一種在(zai)另面(mian)(mian)(mian)(mian)涂以薄(bo)層鋅(xin)(xin)(xin)的鍍(du)(du)鋅(xin)(xin)(xin)板(ban)(ban)(ban),即(ji)雙(shuang)面(mian)(mian)(mian)(mian)差鍍(du)(du)鋅(xin)(xin)(xin)板(ban)(ban)(ban);
⑤合(he)金、復合(he)鍍(du)鋅鋼板。它是用鋅和其(qi)他金屬(shu)如鋁、鉛(qian)、鋅等制成合(he)金乃(nai)至復合(he)鍍(du)成的鋼板。這(zhe)種(zhong)鋼板既具(ju)有卓越的防銹性(xing)能,又有良好的涂(tu)裝性(xing)能;
除上(shang)述五(wu)種外,還有彩色鍍鋅鋼板、印(yin)花涂裝鍍鋅鋼板、聚氯(lv)乙(yi)烯(xi)疊層鍍鋅鋼板等。但目(mu)前最常(chang)用的仍為熱浸鍍鋅板。
河北鍍(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)廠(chang)家邯鄲晟金貿易主營邯鋼鍍(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)、唐鋼鍍(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)、高(gao)鋅(xin)(xin)(xin)(xin)層鍍(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)、275g鍍(du)(du)鋅(xin)(xin)(xin)(xin)、高(gao)強度(du)鍍(du)(du)鋅(xin)(xin)(xin)(xin)、鍍(du)(du)鋅(xin)(xin)(xin)(xin)卷板(ban)、無花高(gao)鋅(xin)(xin)(xin)(xin)層、有花高(gao)鋅(xin)(xin)(xin)(xin)層、深(shen)沖鍍(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)等各種(zhong)規格(ge)鍍(du)(du)鋅(xin)(xin)(xin)(xin)板(ban)。