Q345B無縫(feng)(feng)剛管(guan)(guan)是一(yi)種(zhong)(zhong)運用(yong)很廣泛的(de)(de)(de)管(guan)(guan)材,相(xiang)比于其他(ta)管(guan)(guan)材,Q345B無縫(feng)(feng)剛管(guan)(guan)有(you)(you)著很多的(de)(de)(de)優(you)勢,特別是熱(re)強性(xing)(xing)(xing)更為(wei)突(tu)出,能(neng)夠用(yong)作580℃的(de)(de)(de)鍋爐過(guo)熱(re)器(qi)管(guan)(guan)以及壓(ya)力容器(qi)等(deng)方(fang)面,下(xia)面就給(gei)大家具體講解一(yi)下(xia)Q345B無縫(feng)(feng)鋼(gang)管(guan)(guan)的(de)(de)(de)優(you)勢以及矯直(zhi)(zhi)方(fang)法有(you)(you)哪些.　　Q345B無縫(feng)(feng)剛管(guan)(guan)是一(yi)種(zhong)(zhong)無鉻多元素貝氏體型熱(re)強鋼(gang).Q345B無縫(feng)(feng)剛管(guan)(guan)有(you)(you)較高的(de)(de)(de)熱(re)強性(xing)(xing)(xing)、抗氧化性(xing)(xing)(xing)和(he)組織穩定性(xing)(xing)(xing),其優(you)勢有(you)(you)耐高溫、高壓(ya)無泄漏(lou)、高精度(du)、高光潔度(du)、冷(leng)彎(wan)不變形、擴口、壓(ya)扁無裂(lie)縫(feng)(feng)等(deng)優(you)點(dian).　　Q345B無縫(feng)(feng)鋼(gang)管(guan)(guan)的(de)(de)(de)矯直(zhi)(zhi)作業(ye)時需要注意以下(xia)幾點(dian):　　1.正(zheng)確的(de)(de)(de)裝置和(he)調整入(ru)口導板,以確保(bao)矯直(zhi)(zhi)質量;　　2.開始前應檢查(cha)矯直(zhi)(zhi)機是否正(zheng)常(chang);　　3.來(lai)料管(guan)(guan)子的(de)(de)(de)彎(wan)曲(qu)度(du)不能(neng)過(guo)大;　　4.人工受料,鋼(gang)管(guan)(guan)送過(guo)第(di)三(san)對矯直(zhi)(zhi)后輥后矯直(zhi)(zhi)輥壓(ya)下(xia)夾緊;　　5.電機停止,矯直(zhi)(zhi)輥停止矯直(zhi)(zhi),上矯直(zhi)(zhi)輥抬(tai)起(qi),送出矯直(zhi)(zhi)的(de)(de)(de)鋼(gang)管(guan)(guan).