20世(shi)紀70年代后期,我國就開(kai)(kai)始了(le)用(yong)無(wu)縫(feng)鋼管(guan)(guan)(guan)(guan)制(zhi)(zhi)造(zao)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping),但由(you)于(yu)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)收底封口技術(shu)沒有過關,致使(shi)這(zhe)一工(gong)(gong)藝未能得到(dao)進(jin)(jin)(jin)一步(bu)(bu)擴展(zhan)(zhan),同(tong)時也使(shi)管(guan)(guan)(guan)(guan)制(zhi)(zhi)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)的(de)發(fa)(fa)(fa)(fa)展(zhan)(zhan)受到(dao)了(le)影(ying)響。直到(dao)90年代初,北京天(tian)海公司成(cheng)功地掌(zhang)握了(le)用(yong)無(wu)縫(feng)管(guan)(guan)(guan)(guan)制(zhi)(zhi)瓶(ping)(ping)(ping)(ping)收底的(de)關鍵技術(shu),氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)制(zhi)(zhi)造(zao)工(gong)(gong)藝才從主要采用(yong)沖拔瓶(ping)(ping)(ping)(ping)逐(zhu)步(bu)(bu)轉(zhuan)向管(guan)(guan)(guan)(guan)制(zhi)(zhi)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)發(fa)(fa)(fa)(fa)展(zhan)(zhan)。管(guan)(guan)(guan)(guan)制(zhi)(zhi)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)由(you)于(yu)具(ju)有內外(wai)表(biao)面質量(liang)好、尺(chi)寸(cun)精度高、重量(liang)輕、生(sheng)(sheng)(sheng)產效(xiao)(xiao)率(lv)(lv)和成(cheng)材率(lv)(lv)高、成(cheng)本低、制(zhi)(zhi)瓶(ping)(ping)(ping)(ping)工(gong)(gong)序(xu)簡單等(deng)一系列優點,深受氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)企(qi)業的(de)歡迎。管(guan)(guan)(guan)(guan)制(zhi)(zhi)瓶(ping)(ping)(ping)(ping)制(zhi)(zhi)造(zao)技術(shu)的(de)進(jin)(jin)(jin)步(bu)(bu),推(tui)動了(le)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)行業發(fa)(fa)(fa)(fa)展(zhan)(zhan)。90年代后,隨(sui)著(zhu)(zhu)國內連軋管(guan)(guan)(guan)(guan)機(ji)組的(de)建(jian)設,連軋管(guan)(guan)(guan)(guan)機(ji)的(de)生(sheng)(sheng)(sheng)產工(gong)(gong)藝更(geng)適(shi)合大徑壁比氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)的(de)生(sheng)(sheng)(sheng)產,使(shi)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)的(de)生(sheng)(sheng)(sheng)產效(xiao)(xiao)率(lv)(lv)、合格率(lv)(lv)、成(cheng)材率(lv)(lv)大幅度提升,氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)的(de)產量(liang)呈大幅增長(chang),并拉開(kai)(kai)了(le)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)快速發(fa)(fa)(fa)(fa)展(zhan)(zhan)的(de)序(xu)幕。進(jin)(jin)(jin)入(ru)21世(shi)紀以來,隨(sui)著(zhu)(zhu)國民經(jing)濟快速發(fa)(fa)(fa)(fa)展(zhan)(zhan)的(de)同(tong)時,國家對大氣(qi)(qi)(qi)(qi)(qi)污(wu)染物排(pai)放也提出(chu)了(le)更(geng)高要求,天(tian)然氣(qi)(qi)(qi)(qi)(qi)作為一種清潔高效(xiao)(xiao)能源在城鎮(zhen)居民生(sheng)(sheng)(sheng)活中(zhong)越來越多地被廣(guang)泛應用(yong)。在這(zhe)樣(yang)的(de)形勢下采用(yong)充裝壓(ya)縮天(tian)然氣(qi)(qi)(qi)(qi)(qi)的(de)纏繞氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)、拖車用(yong)大口徑氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)應運(yun)(yun)而生(sheng)(sheng)(sheng),并促使(shi)著(zhu)(zhu)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)向輕量(liang)化(hua)、大口徑方向發(fa)(fa)(fa)(fa)展(zhan)(zhan),采用(yong)熱軋+冷(leng)拔、熱軋+擴管(guan)(guan)(guan)(guan)或熱軋+擴管(guan)(guan)(guan)(guan)+冷(leng)拔等(deng)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)生(sheng)(sheng)(sheng)產工(gong)(gong)藝也隨(sui)之(zhi)發(fa)(fa)(fa)(fa)展(zhan)(zhan)起來,不斷滿足氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)行業發(fa)(fa)(fa)(fa)展(zhan)(zhan)的(de)需求。目(mu)前,采用(yong)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)制(zhi)(zhi)造(zao)的(de)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)、蓄能器(qi)等(deng)高壓(ya)容器(qi)已廣(guang)泛用(yong)于(yu)石(shi)油(天(tian)然氣(qi)(qi)(qi)(qi)(qi))、化(hua)工(gong)(gong)、機(ji)械、冶金、能源、輕工(gong)(gong)、國防(fang)、環保、海洋、空間、建(jian)筑、消防(fang)、衛生(sheng)(sheng)(sheng)、運(yun)(yun)輸等(deng)各個領(ling)域。我國已是名(ming)副其實的(de)氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)和氣(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)(guan)(guan)的(de)生(sheng)(sheng)(sheng)產大國,并批量(liang)出(chu)口到(dao)世(shi)界各地。
行業(ye)內(nei)一(yi)般把(ba)氣瓶(ping)管大(da)致分(fen)成(cheng)氣瓶(ping)管(一(yi)般氣瓶(ping)管)、CNG氣瓶(ping)管和蓄(xu)能(neng)器管。
一、氣(qi)瓶管(guan)(一般氣(qi)瓶管(guan))
主要牌號:37Mn、34Mn2V、30CrMo(4130X)、35CrMo、34CrMo4、30CrMnSiA等(deng);目前34Mn2V牌號已基本不(bu)采用,35CrMo也很少(shao)采用;
常用規格(ge):Φ114~406mm,壁厚3~8.8mm;
使用(yong)壓力:8~30MPa。
二(er)、CNG(壓縮天然氣)氣瓶管
主要(yao)牌號:30CrMo(4130X)、34CrM04,其中(zhong)拖車用(yong)30CrMo(4130X);
常用規格:纏繞(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
主要牌(pai)號(hao):30CrMo(4130X)、35CrMo、34CrM04。
常用規格:φ89~457mm,壁厚5~30mm。
使(shi)用(yong)壓(ya)力:6.3~63MPa(常用(yong)10MPa、20MPa)。