一、鍍鋅板材質介紹
鍍(du)鋅(xin)(xin)板是一(yi)種通過鍍(du)鋅(xin)(xin)工藝在鋼(gang)板表面鍍(du)上一(yi)層鋅(xin)(xin)的(de)(de)(de)而制成(cheng)的(de)(de)(de)合金(jin)(jin)產品,是一(yi)種用途十分廣泛(fan)的(de)(de)(de)建筑材料。鍍(du)鋅(xin)(xin)板按(an)生產以及(ji)加(jia)工的(de)(de)(de)方法的(de)(de)(de)不(bu)同可分為(wei)熱浸鍍(du)鋅(xin)(xin)、合金(jin)(jin)化鍍(du)鋅(xin)(xin)、電鍍(du)鋅(xin)(xin)、單雙面鍍(du)鋅(xin)(xin)和合金(jin)(jin)、復合鍍(du)鋅(xin)(xin)五種類型。
二、鍍鋅板會生銹嗎
鍍鋅板也會生銹,只是鍍鋅層首先被氧化保護了鋼管不生銹,其使用壽命更長,此外,保管不當,刮刮碰碰,水侵汽熏都可能導致生銹。劣質鍍鋅板可能因為鋅包裹的不均勻,露出里面的金屬,產生腐蝕,建議選購優質鍍鋅板品牌的產(chan)品,防銹性(xing)能更好,使(shi)用壽命更長(chang)。
三、鍍鋅管焊接技巧
鍍(du)鋅管焊(han)(han)(han)接(jie)焊(han)(han)(han)縫處(chu)必須(xu)打(da)磨(mo),將(jiang)鍍(du)鋅層(ceng)打(da)磨(mo)掉;焊(han)(han)(han)接(jie)手法方(fang)面,將(jiang)焊(han)(han)(han)條端(duan)部向前(qian)移(yi)出約5~7mm左右,當使鋅層(ceng)熔(rong)化后(hou)再回到原來(lai)位置繼續向前(qian)施焊(han)(han)(han)。在橫焊(han)(han)(han)和(he)立焊(han)(han)(han)時采用前(qian)后(hou)往返運條技術,可(ke)以(yi)提(ti)高焊(han)(han)(han)接(jie)質(zhi)量(liang)。
四、鍍鋅板和不銹鋼的區別
外觀方面(mian)(mian),鍍(du)(du)鋅(xin)板和不銹鋼(gang)(gang)很好區分(fen),鍍(du)(du)鋅(xin)板上(shang)面(mian)(mian)有鋅(xin)花(hua),不銹鋼(gang)(gang)要么是黑皮要么是白皮,白皮的不銹鋼(gang)(gang)很亮,有拉絲的效果(guo)。用途方面(mian)(mian),鍍(du)(du)鋅(xin)板是防銹的,不銹鋼(gang)(gang)耐空氣、蒸汽、水等弱腐(fu)蝕介質。
五、鍍鋅板和冷軋板的區別
首先,外觀不(bu)同(tong),鍍(du)鋅板(ban)(ban)(ban)(ban)是(shi)白色的,冷(leng)壓(ya)(ya)板(ban)(ban)(ban)(ban)是(shi)黑色的;其次基材(cai)不(bu)同(tong),普通(tong)冷(leng)軋(ya)板(ban)(ban)(ban)(ban)材(cai)是(shi)由熱(re)軋(ya)薄板(ban)(ban)(ban)(ban)通(tong)過冷(leng)壓(ya)(ya)力加(jia)工而得到的產品,鍍(du)鋅板(ban)(ban)(ban)(ban)是(shi)指表面鍍(du)有一層(ceng)鋅的鋼板(ban)(ban)(ban)(ban)。兩(liang)者物理特性也不(bu)同(tong),熱(re)鍍(du)鋅鋼板(ban)(ban)(ban)(ban)比冷(leng)軋(ya)板(ban)(ban)(ban)(ban)抗腐(fu)蝕。 熱(re)鍍(du)鋅鋼板(ban)(ban)(ban)(ban)的特點耐腐(fu)蝕強、表面質量(liang)好(hao)、利(li)于(yu)深加(jia)工、經濟實(shi)用(yong)。熱(re)鍍(du)鋅鋼板(ban)(ban)(ban)(ban)的拉延性能(neng)不(bu)如冷(leng)軋(ya)板(ban)(ban)(ban)(ban)可靠。 熱(re)鍍(du)鋅鋼板(ban)(ban)(ban)(ban)不(bu)如冷(leng)軋(ya)鋼板(ban)(ban)(ban)(ban)容易焊(han),在(zai)焊(han)接時鋅層(ceng)受破(po)壞(huai)。