• 
• 
• 
• 
• 

無縫(feng)(feng)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)曲(qu)折(zhe)是因為(wei)軋(ya)機調整不(bu)妥，軋(ya)制時殘留(liu)的(de)剩(sheng)余應力以及因為(wei)沿管(guan)(guan)(guan)(guan)(guan)(guan)(guan)子(zi)(zi)截面和(he)長度上冷卻不(bu)平(ping)等緣(yuan)由形(xing)(xing)(xing)成的(de)。因而，不(bu)行(xing)能從軋(ya)機直(zhi)(zhi)接得到很直(zhi)(zhi)的(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)子(zi)(zi)，只要(yao)通過冷校(xiao)直(zhi)(zhi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)子(zi)(zi)的(de)曲(qu)折(zhe)度才干(gan)滿(man)意(yi)技能條件的(de)規則。按(an)消費(fei)辦(ban)法(fa)分(fen)(fen)類(1)無縫(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)--熱軋(ya)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、冷軋(ya)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、冷拔管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、擠壓管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、頂管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(2)焊(han)(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(a)按(an)工藝(yi)分(fen)(fen)--電弧焊(han)(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、電阻焊(han)(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(高頻、低頻)、氣焊(han)(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、爐焊(han)(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(b)按(an)焊(han)(han)縫(feng)(feng)分(fen)(fen)--直(zhi)(zhi)縫(feng)(feng)焊(han)(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、螺旋焊(han)(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)2、按(an)斷面外形(xing)(xing)(xing)分(fen)(fen)類(1)復雜斷面鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)--圓(yuan)(yuan)形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、方(fang)形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、橢圓(yuan)(yuan)形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、三角形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、六(liu)角形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、菱形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、八(ba)角形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、半圓(yuan)(yuan)形(xing)(xing)(xing)鋼(gang)圓(yuan)(yuan)、其(qi)(qi)他(2)復雜斷面鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)--不(bu)等邊(bian)六(liu)角形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、五瓣梅花形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、雙(shuang)凸形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、雙(shuang)凹形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、瓜子(zi)(zi)形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、圓(yuan)(yuan)錐形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、波紋形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、表殼鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、其(qi)(qi)他3、按(an)壁厚分(fen)(fen)類--薄(bo)壁鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、厚壁鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)4、按(an)用(yong)處分(fen)(fen)類--管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道用(yong)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、熱工設備用(yong)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、機器(qi)工業用(yong)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、石油、地質(zhi)鉆探用(yong)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、容器(qi)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、化(hua)學工業用(yong)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、特(te)殊用(yong)處鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、其(qi)(qi)他

無縫(feng)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)曲(qu)折是因為軋(ya)機(ji)調整不妥(tuo)，軋(ya)制時殘留的(de)剩余應(ying)力(li)以及因為沿管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)子(zi)(zi)截面(mian)(mian)和長度上冷卻不平等緣(yuan)由(you)形(xing)(xing)(xing)(xing)(xing)(xing)(xing)成的(de)。因而，不行(xing)能從軋(ya)機(ji)直(zhi)接(jie)得(de)到很直(zhi)的(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)子(zi)(zi)，只要通過冷校直(zhi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)子(zi)(zi)的(de)曲(qu)折度才干滿意技(ji)能條件的(de)規則。按(an)消(xiao)費辦法分類(lei)(1)無縫(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)--熱軋(ya)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、冷軋(ya)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、冷拔管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、擠壓管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、頂(ding)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(2)焊(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(a)按(an)工藝分--電(dian)(dian)弧(hu)焊(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、電(dian)(dian)阻(zu)焊(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(高頻、低(di)頻)、氣焊(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、爐焊(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(b)按(an)焊(han)縫(feng)分--直(zhi)縫(feng)焊(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、螺旋焊(han)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)2、按(an)斷(duan)面(mian)(mian)外形(xing)(xing)(xing)(xing)(xing)(xing)(xing)分類(lei)(1)復雜(za)斷(duan)面(mian)(mian)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)--圓形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、方形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、橢圓形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、三角(jiao)(jiao)(jiao)形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、六角(jiao)(jiao)(jiao)形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、菱形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、八角(jiao)(jiao)(jiao)形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、半(ban)圓形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)圓、其(qi)他(2)復雜(za)斷(duan)面(mian)(mian)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)--不等邊六角(jiao)(jiao)(jiao)形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、五瓣梅花(hua)形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、雙凸形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、雙凹形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、瓜子(zi)(zi)形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、圓錐形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、波紋(wen)形(xing)(xing)(xing)(xing)(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、表殼鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、其(qi)他3、按(an)壁(bi)厚分類(lei)--薄壁(bi)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、厚壁(bi)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)4、按(an)用(yong)(yong)處分類(lei)--管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)用(yong)(yong)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、熱工設備(bei)用(yong)(yong)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、機(ji)器(qi)工業用(yong)(yong)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、石油、地質鉆探用(yong)(yong)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、容器(qi)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、化學工業用(yong)(yong)鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、特殊用(yong)(yong)處鋼(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、其(qi)他