20世紀70年代后(hou)期,我國(guo)就(jiu)開始了(le)(le)(le)用無(wu)縫鋼(gang)管(guan)(guan)(guan)(guan)制(zhi)(zhi)造(zao)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping),但(dan)由于氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)收(shou)底封口(kou)(kou)技(ji)術(shu)沒有過關(guan),致使(shi)這(zhe)一(yi)(yi)工藝(yi)(yi)未能(neng)得到(dao)進(jin)(jin)一(yi)(yi)步(bu)擴展(zhan)(zhan)(zhan),同時(shi)也(ye)使(shi)管(guan)(guan)(guan)(guan)制(zhi)(zhi)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)的(de)(de)(de)(de)(de)(de)發(fa)(fa)展(zhan)(zhan)(zhan)受到(dao)了(le)(le)(le)影響。直到(dao)90年代初,北京天海(hai)公司(si)成功地(di)掌握了(le)(le)(le)用無(wu)縫管(guan)(guan)(guan)(guan)制(zhi)(zhi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)收(shou)底的(de)(de)(de)(de)(de)(de)關(guan)鍵(jian)技(ji)術(shu),氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)制(zhi)(zhi)造(zao)工藝(yi)(yi)才從主要采(cai)用沖拔瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)逐(zhu)步(bu)轉向管(guan)(guan)(guan)(guan)制(zhi)(zhi)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)發(fa)(fa)展(zhan)(zhan)(zhan)。管(guan)(guan)(guan)(guan)制(zhi)(zhi)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)由于具有內外表面質量好(hao)、尺寸(cun)精(jing)度高、重量輕、生(sheng)(sheng)(sheng)(sheng)產效率和(he)成材率高、成本低、制(zhi)(zhi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)工序簡單等一(yi)(yi)系(xi)列優(you)點,深受氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)企業(ye)的(de)(de)(de)(de)(de)(de)歡(huan)迎。管(guan)(guan)(guan)(guan)制(zhi)(zhi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)制(zhi)(zhi)造(zao)技(ji)術(shu)的(de)(de)(de)(de)(de)(de)進(jin)(jin)步(bu),推(tui)動了(le)(le)(le)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)行業(ye)發(fa)(fa)展(zhan)(zhan)(zhan)。90年代后(hou),隨著國(guo)內連軋(ya)管(guan)(guan)(guan)(guan)機(ji)組的(de)(de)(de)(de)(de)(de)建設,連軋(ya)管(guan)(guan)(guan)(guan)機(ji)的(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)產工藝(yi)(yi)更適合(he)大(da)徑(jing)壁比氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)產,使(shi)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)產效率、合(he)格率、成材率大(da)幅度提升(sheng),氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)(de)產量呈(cheng)大(da)幅增(zeng)長,并(bing)拉開了(le)(le)(le)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)快(kuai)速(su)發(fa)(fa)展(zhan)(zhan)(zhan)的(de)(de)(de)(de)(de)(de)序幕。進(jin)(jin)入(ru)21世紀以來(lai),隨著國(guo)民(min)經濟快(kuai)速(su)發(fa)(fa)展(zhan)(zhan)(zhan)的(de)(de)(de)(de)(de)(de)同時(shi),國(guo)家(jia)對大(da)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)污染物(wu)排放也(ye)提出了(le)(le)(le)更高要求,天然氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)作為一(yi)(yi)種清潔高效能(neng)源(yuan)在城鎮居民(min)生(sheng)(sheng)(sheng)(sheng)活(huo)中(zhong)越(yue)來(lai)越(yue)多地(di)被廣(guang)泛應(ying)用。在這(zhe)樣的(de)(de)(de)(de)(de)(de)形勢下采(cai)用充裝(zhuang)壓縮天然氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)纏繞(rao)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)、拖車(che)用大(da)口(kou)(kou)徑(jing)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)應(ying)運而(er)生(sheng)(sheng)(sheng)(sheng),并(bing)促(cu)使(shi)著氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)向輕量化、大(da)口(kou)(kou)徑(jing)方向發(fa)(fa)展(zhan)(zhan)(zhan),采(cai)用熱軋(ya)+冷拔、熱軋(ya)+擴管(guan)(guan)(guan)(guan)或熱軋(ya)+擴管(guan)(guan)(guan)(guan)+冷拔等氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)生(sheng)(sheng)(sheng)(sheng)產工藝(yi)(yi)也(ye)隨之發(fa)(fa)展(zhan)(zhan)(zhan)起來(lai),不(bu)斷滿足氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)行業(ye)發(fa)(fa)展(zhan)(zhan)(zhan)的(de)(de)(de)(de)(de)(de)需求。目(mu)前,采(cai)用氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)制(zhi)(zhi)造(zao)的(de)(de)(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)、蓄能(neng)器(qi)等高壓容器(qi)已(yi)廣(guang)泛用于石油(天然氣(qi)(qi)(qi)(qi)(qi)(qi)(qi))、化工、機(ji)械、冶金、能(neng)源(yuan)、輕工、國(guo)防、環(huan)保、海(hai)洋、空間、建筑(zhu)、消(xiao)防、衛生(sheng)(sheng)(sheng)(sheng)、運輸等各個(ge)領域。我國(guo)已(yi)是名副其實的(de)(de)(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)和(he)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)產大(da)國(guo),并(bing)批(pi)量出口(kou)(kou)到(dao)世界各地(di)。
行業內一(yi)般把氣(qi)瓶(ping)管大致分(fen)成氣(qi)瓶(ping)管(一(yi)般氣(qi)瓶(ping)管)、CNG氣(qi)瓶(ping)管和蓄(xu)能器管。
一、氣瓶管(一般氣瓶管)
主要牌號:37Mn、34Mn2V、30CrMo(4130X)、35CrMo、34CrMo4、30CrMnSiA等;目前34Mn2V牌號已基本不采(cai)用,35CrMo也很少采(cai)用;
常用(yong)規(gui)格:Φ114~406mm,壁厚3~8.8mm;
使(shi)用壓力(li):8~30MPa。
二、CNG(壓縮天(tian)然氣)氣瓶(ping)管
主(zhu)要牌號:30CrMo(4130X)、34CrM04,其中拖車(che)用30CrMo(4130X);
常用規格(ge):纏(chan)繞(rao)瓶(車用)
熱軋管:φ325mm×7.0mm、φ356mm×(7.4~7.7)mm、φ406mm×8.8mm;
冷拔/軋:φ325mm×(4.3~4.6)mm;φ356mm×4.7mm、φ406mm×(5.4~5.9)mm;
拖車用:φ559mm×15.1mm,16.8mm,17.3(17.6)mm,φ610mm×15.2mm,19.8mm、φ711mm×21.5mm;
使用壓力:20MPa。
三、蓄(xu)能器管(guan)
主要牌號:30CrMo(4130X)、35CrMo、34CrM04。
常用(yong)規格:φ89~457mm,壁厚5~30mm。
使用壓力(li):6.3~63MPa(常用10MPa、20MPa)。