一、鍍鋅板材質介紹
鍍(du)(du)鋅板是一(yi)種(zhong)通過鍍(du)(du)鋅工藝在鋼板表面鍍(du)(du)上一(yi)層鋅的(de)而制成的(de)合(he)金(jin)產品(pin),是一(yi)種(zhong)用途十分廣泛(fan)的(de)建筑(zhu)材料。鍍(du)(du)鋅板按生產以(yi)及加工的(de)方(fang)法的(de)不同(tong)可分為熱浸鍍(du)(du)鋅、合(he)金(jin)化鍍(du)(du)鋅、電鍍(du)(du)鋅、單雙面鍍(du)(du)鋅和(he)合(he)金(jin)、復合(he)鍍(du)(du)鋅五種(zhong)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(pin),防銹性能(neng)更好,使用壽(shou)命更長。
三、鍍鋅管焊接技巧
鍍鋅管焊(han)(han)接焊(han)(han)縫處必須打磨(mo),將(jiang)鍍鋅層打磨(mo)掉(diao);焊(han)(han)接手法方面(mian),將(jiang)焊(han)(han)條端部向(xiang)前(qian)移(yi)出約5~7mm左右,當(dang)使鋅層熔化后再回到原來位置繼(ji)續向(xiang)前(qian)施焊(han)(han)。在橫焊(han)(han)和立焊(han)(han)時采用前(qian)后往(wang)返運條技術,可以提高焊(han)(han)接質量。
四、鍍鋅板和不銹鋼的區別
外(wai)觀方面,鍍鋅(xin)(xin)板(ban)(ban)和不(bu)銹(xiu)鋼(gang)很好(hao)區(qu)分,鍍鋅(xin)(xin)板(ban)(ban)上(shang)面有鋅(xin)(xin)花,不(bu)銹(xiu)鋼(gang)要么(me)是(shi)黑皮(pi)要么(me)是(shi)白皮(pi),白皮(pi)的不(bu)銹(xiu)鋼(gang)很亮,有拉絲的效果。用(yong)途方面,鍍鋅(xin)(xin)板(ban)(ban)是(shi)防銹(xiu)的,不(bu)銹(xiu)鋼(gang)耐(nai)空氣、蒸汽、水等弱腐蝕介質。
五、鍍鋅板和冷軋板的區別
首先,外觀不(bu)(bu)(bu)同(tong),鍍(du)(du)(du)(du)鋅(xin)(xin)板(ban)(ban)(ban)(ban)是白色的(de),冷壓板(ban)(ban)(ban)(ban)是黑色的(de);其(qi)次基材(cai)不(bu)(bu)(bu)同(tong),普通(tong)冷軋板(ban)(ban)(ban)(ban)材(cai)是由(you)熱(re)(re)軋薄(bo)板(ban)(ban)(ban)(ban)通(tong)過冷壓力加(jia)工而得到的(de)產(chan)品,鍍(du)(du)(du)(du)鋅(xin)(xin)板(ban)(ban)(ban)(ban)是指表(biao)面鍍(du)(du)(du)(du)有一層鋅(xin)(xin)的(de)鋼(gang)板(ban)(ban)(ban)(ban)。兩者物理特性也不(bu)(bu)(bu)同(tong),熱(re)(re)鍍(du)(du)(du)(du)鋅(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)比冷軋板(ban)(ban)(ban)(ban)抗腐蝕(shi)。 熱(re)(re)鍍(du)(du)(du)(du)鋅(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)的(de)特點耐腐蝕(shi)強、表(biao)面質量(liang)好、利(li)于深加(jia)工、經濟實用。熱(re)(re)鍍(du)(du)(du)(du)鋅(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)的(de)拉延性能不(bu)(bu)(bu)如(ru)冷軋板(ban)(ban)(ban)(ban)可靠。 熱(re)(re)鍍(du)(du)(du)(du)鋅(xin)(xin)鋼(gang)板(ban)(ban)(ban)(ban)不(bu)(bu)(bu)如(ru)冷軋鋼(gang)板(ban)(ban)(ban)(ban)容易焊,在焊接(jie)時鋅(xin)(xin)層受破(po)壞。