冷軋
用熱軋(ya)鋼(gang)卷(juan)(juan)(juan)為(wei)(wei)(wei)原料(liao),經酸洗(xi)去除氧化(hua)皮后進(jin)(jin)行(xing)冷連軋(ya),其成品為(wei)(wei)(wei)軋(ya)硬卷(juan)(juan)(juan),由于(yu)(yu)連續冷變(bian)形引起的(de)冷作硬化(hua)使軋(ya)硬卷(juan)(juan)(juan)的(de)強度(du)(du)、硬度(du)(du)上(shang)升、韌(ren)塑指(zhi)標(biao)下降,因此沖壓(ya)性(xing)能將惡化(hua),只(zhi)能用于(yu)(yu)簡單變(bian)形的(de)零件(jian)。軋(ya)硬卷(juan)(juan)(juan)可(ke)作為(wei)(wei)(wei)熱鍍鋅廠的(de)原料(liao),因為(wei)(wei)(wei)熱鍍鋅機組均設置有退(tui) 火線。軋(ya)硬卷(juan)(juan)(juan)重一般在6~13.5噸(dun),鋼(gang)卷(juan)(juan)(juan)在常溫(wen)下,對熱軋(ya)酸洗(xi)卷(juan)(juan)(juan)進(jin)(jin)行(xing)連續軋(ya)制(zhi)。內(nei)徑為(wei)(wei)(wei)610mm。
分 類:
冷(leng)(leng)(leng)(leng)軋(ya)(ya)在業界(jie)又(you)可(ke)(ke)以稱(cheng)(cheng)(cheng)為(wei)冷(leng)(leng)(leng)(leng)軋(ya)(ya)卷板(ban)(ban)(ban)、冷(leng)(leng)(leng)(leng)軋(ya)(ya)板(ban)(ban)(ban)卷。這些名(ming)稱(cheng)(cheng)(cheng)的由(you)來是因(yin)為(wei)冷(leng)(leng)(leng)(leng)軋(ya)(ya)產品的分類(lei)(lei)(lei),冷(leng)(leng)(leng)(leng)軋(ya)(ya)具(ju)體分為(wei)冷(leng)(leng)(leng)(leng)板(ban)(ban)(ban)及(ji)冷(leng)(leng)(leng)(leng)卷兩個(ge)主類(lei)(lei)(lei)。而冷(leng)(leng)(leng)(leng)板(ban)(ban)(ban)又(you)可(ke)(ke)以稱(cheng)(cheng)(cheng)為(wei)冷(leng)(leng)(leng)(leng)軋(ya)(ya)板(ban)(ban)(ban)、冷(leng)(leng)(leng)(leng)卷板(ban)(ban)(ban);冷(leng)(leng)(leng)(leng)卷則可(ke)(ke)以稱(cheng)(cheng)(cheng)為(wei)冷(leng)(leng)(leng)(leng)軋(ya)(ya)卷、冷(leng)(leng)(leng)(leng)板(ban)(ban)(ban)卷。此外,冷(leng)(leng)(leng)(leng)軋(ya)(ya)還包括一些比(bi)較少的品種,如冷(leng)(leng)(leng)(leng)軋(ya)(ya)盒板(ban)(ban)(ban)、冷(leng)(leng)(leng)(leng)軋(ya)(ya)硬(ying)板(ban)(ban)(ban)、冷(leng)(leng)(leng)(leng)軋(ya)(ya)薄板(ban)(ban)(ban)等(deng),這兩類(lei)(lei)(lei)主要是因(yin)為(wei)形(xing)狀與(yu)材質的不同(tong)而另外命名(ming)。
產品特點
因為沒有經過退火處理,其(qi)硬度很高(HRB大于(yu)90),機械加(jia)工(gong)性能(neng)極(ji)差,只能(neng)進行簡單的(de)有方向性的(de)小于(yu)90度的(de)折彎加(jia)工(gong)(垂直于(yu)卷取方向)。
冷(leng)軋(ya)(ya)(ya)鋼簡單來(lai)說,冷(leng)軋(ya)(ya)(ya),是在熱(re)(re)軋(ya)(ya)(ya)板卷的(de)(de)基礎上加工軋(ya)(ya)(ya)制出來(lai)的(de)(de),一般來(lai)講是熱(re)(re)軋(ya)(ya)(ya)→酸(suan)洗→冷(leng)軋(ya)(ya)(ya)這樣的(de)(de)加工過程。
冷(leng)軋(ya)(ya)是在常溫狀態下(xia)由熱軋(ya)(ya)板加工(gong)而(er)(er)成(cheng),雖然在加工(gong)過程(cheng)因為軋(ya)(ya)制也會使鋼板升溫,盡(jin)管(guan)如(ru)此還是叫冷(leng)軋(ya)(ya)。由于(yu)熱軋(ya)(ya)經過連(lian)續冷(leng)變型而(er)(er)成(cheng)的(de)冷(leng)軋(ya)(ya),在機械性能(neng)比較差(cha),硬(ying)度太(tai)高。必(bi)須經過退火才能(neng)恢(hui)復其機械性能(neng),沒有(you)退火的(de)叫軋(ya)(ya)硬(ying)卷。軋(ya)(ya)硬(ying)卷一般是用來做無(wu)需折彎(wan),拉伸的(de)產品,1.0以下(xia)厚度軋(ya)(ya)硬(ying)的(de)運氣好的(de)兩邊(bian)或者四邊(bian)折彎(wan)。
應用范圍
主(zhu)要(yao)用于汽車、冰(bing)箱、洗衣機等家電以(yi)及(ji)產業設備、各(ge)種(zhong)建筑材(cai)料
相關(guan)產品(pin)
Copyright ? 2021 合肥寶(bao)鼎鋼材(cai)加工有限責(ze)任(ren)公司(si)