我國早期的管道建設主要采用的是不銹鋼無縫管，但口徑受到了限制。隨著焊管生產技術的發展和焊管質量的提高以及不銹(xiu)鋼(gang)焊管(guan)的直徑可以做得更大，焊管很快就替代了不銹鋼無縫管，成為管道建設的主角。隨著管道建設向大型化、高輸送量發展，中大口徑的管道基本采用了焊管，90年代以來，我國油氣管道的主干線全部被焊管所壟斷，不銹鋼無縫管主要用于支線管、集輸管線、海底管線和城市的管網。

  70-80年(nian)代(dai)成都無縫、包鋼等企業(ye)按《一般無縫鋼管(guan)(guan)》（YB 231-1970）和后來的《輸(shu)送(song)流體用(yong)無縫鋼管(guan)(guan)》（GB／T 8163-1987）標準，生產流體輸(shu)送(song)用(yong)管(guan)(guan)，主(zhu)(zhu)要牌號：A3（A3F）、10、20、16Mn、Q235、Q295、Q345等，主(zhu)(zhu)要管(guan)(guan)徑：Φ159mm、ф219mm、φ273mm、Φ325mm、φ426mm、最大管(guan)(guan)徑為Φ630mm。

  從80年(nian)(nian)(nian)代開(kai)(kai)始，我國(guo)開(kai)(kai)展了(le)(le)按API標(biao)(biao)準開(kai)(kai)發(fa)(fa)研(yan)制(zhi)專用不銹鋼無(wu)縫管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)，為了(le)(le)適應(ying)這(zhe)一發(fa)(fa)展的需(xu)要，成都無(wu)縫廠從80年(nian)(nian)(nian)代末開(kai)(kai)始了(le)(le)按照API5L標(biao)(biao)準，開(kai)(kai)發(fa)(fa)研(yan)制(zhi)生(sheng)產A、B、X42～X52鋼級(ji)(ji)管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)。于1991年(nian)(nian)(nian)獲得了(le)(le)API 5L會標(biao)(biao)許可證，并(bing)于當(dang)年(nian)(nian)(nian)向泰國(guo)出(chu)口(kou)管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)；1992年(nian)(nian)(nian)向臺灣地區(qu)出(chu)口(kou)Φ245mm的管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)。90年(nian)(nian)(nian)代中后期又研(yan)制(zhi)出(chu)了(le)(le)X56、X60、X65鋼級(ji)(ji)管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)，并(bing)為勝利(li)油田批量供應(ying)X56級(ji)(ji)管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)；向伊(yi)拉克出(chu)口(kou)幾萬噸X60級(ji)(ji)管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)。天津(jin)鋼管(guan)(guan)(guan)(guan)(guan)公(gong)司(si)250連(lian)軋(ya)管(guan)(guan)(guan)(guan)(guan)機組投產后不久就開(kai)(kai)始了(le)(le)管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)研(yan)制(zhi)，1997年(nian)(nian)(nian)為渤海(hai)油田開(kai)(kai)發(fa)(fa)研(yan)制(zhi)出(chu)X56級(ji)(ji)φ219.1×12.7mm海(hai)底(di)管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)；1998年(nian)(nian)(nian)為勝利(li)油田開(kai)(kai)發(fa)(fa)生(sheng)產X56鋼級(ji)(ji)ф114.3mm×10mm、ф273.1mm×12.7mm海(hai)底(di)管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)；1999-2000年(nian)(nian)(nian)為沙特阿美(mei)公(gong)司(si)開(kai)(kai)發(fa)(fa)生(sheng)產出(chu)了(le)(le)4萬噸X60鋼級(ji)(ji)ф168.3mmx12.7mm、φ219.1mmx12.7mm、φ273.1mmx12.7mm等多個規格的海(hai)底(di)管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)；2000年(nian)(nian)(nian)后又開(kai)(kai)發(fa)(fa)出(chu)X65Q、X70Q、X80Q級(ji)(ji)高強(qiang)度(du)管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)，適合海(hai)洋(yang)環(huan)境和抗腐蝕環(huan)境的X60QS、X65QS鋼級(ji)(ji)管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)，適合低溫(wen)環(huan)境的X60L、X65L管(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)(xian)(xian)管(guan)(guan)(guan)(guan)(guan)。

  2005年(nian)以后隨著國內幾條(tiao)中(zhong)大(da)口(kou)(kou)徑的(de)(de)(de)連軋(ya)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)機(ji)(ji)(ji)(ji)(ji)組(zu)的(de)(de)(de)建立(li)，如衡(heng)陽鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、攀成(cheng)鋼(gang)(gang)的(de)(de)(de)Φ340mm機(ji)(ji)(ji)(ji)(ji)組(zu)，天(tian)(tian)津鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、寶(bao)(bao)鋼(gang)(gang)、包(bao)(bao)鋼(gang)(gang)的(de)(de)(de)ф460mm機(ji)(ji)(ji)(ji)(ji)組(zu)，天(tian)(tian)淮的(de)(de)(de)φ508mm機(ji)(ji)(ji)(ji)(ji)組(zu)，以及天(tian)(tian)津鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)Φ720mm斜(xie)軋(ya)擴管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)機(ji)(ji)(ji)(ji)(ji)組(zu)，衡(heng)陽鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)φ720mm周期式軋(ya)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)機(ji)(ji)(ji)(ji)(ji)組(zu)，使無(wu)(wu)縫(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)直徑擴大(da)到(dao)(dao)Φ711mm，其中(zhong)包(bao)(bao)括ф323.9mm、ф406mm、Φ457mm、φ508mm、φ610mm等(deng)。2007年(nian)塔里木油田(tian)迪那氣田(tian)，使用(yong)了天(tian)(tian)津鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)生(sheng)產的(de)(de)(de)當(dang)時最(zui)大(da)口(kou)(kou)徑的(de)(de)(de)ф457mmx17.5mm、X60Q鋼(gang)(gang)級(ji)不(bu)(bu)銹鋼(gang)(gang)無(wu)(wu)縫(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，2008年(nian)中(zhong)海油潿洲(zhou)項目使用(yong)了適合海洋環境和抗腐蝕環境X60QS及X65QS鋼(gang)(gang)級(ji)Φ406.4mm的(de)(de)(de)無(wu)(wu)縫(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)產品。另外，天(tian)(tian)津鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)公司2010年(nian)在國內首次開發(fa)了適合深(shen)水作業的(de)(de)(de)盤(pan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)用(yong)無(wu)(wu)縫(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，且(qie)產品成(cheng)功出口(kou)(kou)到(dao)(dao)歐(ou)洲(zhou)。無(wu)(wu)縫(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)開發(fa)極大(da)地(di)滿足國內陸地(di)、海洋油氣田(tian)的(de)(de)(de)開發(fa)和建設，并大(da)量出口(kou)(kou)到(dao)(dao)中(zhong)東、東南(nan)亞、非(fei)洲(zhou)、美洲(zhou)、歐(ou)洲(zhou)等(deng)地(di)。近(jin)10年(nian)來，我國無(wu)(wu)縫(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)生(sheng)產企業天(tian)(tian)津鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、衡(heng)陽鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、寶(bao)(bao)鋼(gang)(gang)、攀成(cheng)鋼(gang)(gang)、包(bao)(bao)鋼(gang)(gang)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)等(deng)，每年(nian)都生(sheng)產大(da)量的(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)出口(kou)(kou)到(dao)(dao)國外，出口(kou)(kou)量在150～227萬噸(dun)之間，占不(bu)(bu)銹鋼(gang)(gang)無(wu)(wu)縫(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)出口(kou)(kou)量的(de)(de)(de)42％～49.5％，鋼(gang)(gang)級(ji)從B級(ji)到(dao)(dao)X級(ji)（X42-X70及少量的(de)(de)(de)X80），品種包(bao)(bao)括海底管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、抗硫(liu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)等(deng)，見(jian)圖(tu)8-7和圖(tu)8-8。