20世(shi)紀70年代后期(qi),我國(guo)(guo)就開始了(le)用(yong)(yong)無(wu)縫鋼管(guan)(guan)制(zhi)造(zao)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping),但由(you)于氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)收底封口(kou)(kou)(kou)技(ji)術沒有過關(guan),致(zhi)使(shi)這一工(gong)藝(yi)未能得到(dao)(dao)進(jin)一步擴(kuo)展(zhan),同(tong)時也(ye)使(shi)管(guan)(guan)制(zhi)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)的(de)(de)(de)(de)發(fa)(fa)展(zhan)受(shou)到(dao)(dao)了(le)影(ying)響。直到(dao)(dao)90年代初,北京天(tian)(tian)海公(gong)司成(cheng)功地(di)掌(zhang)握了(le)用(yong)(yong)無(wu)縫管(guan)(guan)制(zhi)瓶(ping)(ping)(ping)(ping)收底的(de)(de)(de)(de)關(guan)鍵技(ji)術,氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)制(zhi)造(zao)工(gong)藝(yi)才(cai)從主要采用(yong)(yong)沖(chong)拔瓶(ping)(ping)(ping)(ping)逐步轉向管(guan)(guan)制(zhi)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)發(fa)(fa)展(zhan)。管(guan)(guan)制(zhi)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)由(you)于具有內外表(biao)面(mian)質(zhi)量(liang)好、尺寸精度(du)高(gao)(gao)、重量(liang)輕、生(sheng)產(chan)(chan)(chan)效(xiao)率(lv)和成(cheng)材(cai)(cai)率(lv)高(gao)(gao)、成(cheng)本低、制(zhi)瓶(ping)(ping)(ping)(ping)工(gong)序簡(jian)單等(deng)(deng)一系列優點,深受(shou)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)企業(ye)的(de)(de)(de)(de)歡迎(ying)。管(guan)(guan)制(zhi)瓶(ping)(ping)(ping)(ping)制(zhi)造(zao)技(ji)術的(de)(de)(de)(de)進(jin)步,推動了(le)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)行業(ye)發(fa)(fa)展(zhan)。90年代后,隨著國(guo)(guo)內連軋(ya)管(guan)(guan)機(ji)組(zu)的(de)(de)(de)(de)建(jian)(jian)設,連軋(ya)管(guan)(guan)機(ji)的(de)(de)(de)(de)生(sheng)產(chan)(chan)(chan)工(gong)藝(yi)更適合大(da)(da)徑壁(bi)比氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)的(de)(de)(de)(de)生(sheng)產(chan)(chan)(chan),使(shi)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)的(de)(de)(de)(de)生(sheng)產(chan)(chan)(chan)效(xiao)率(lv)、合格(ge)率(lv)、成(cheng)材(cai)(cai)率(lv)大(da)(da)幅度(du)提(ti)升,氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)的(de)(de)(de)(de)產(chan)(chan)(chan)量(liang)呈大(da)(da)幅增(zeng)長,并(bing)(bing)拉開了(le)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)快(kuai)速(su)發(fa)(fa)展(zhan)的(de)(de)(de)(de)序幕(mu)。進(jin)入(ru)21世(shi)紀以(yi)來,隨著國(guo)(guo)民經濟(ji)快(kuai)速(su)發(fa)(fa)展(zhan)的(de)(de)(de)(de)同(tong)時,國(guo)(guo)家對大(da)(da)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)污染物排(pai)放也(ye)提(ti)出了(le)更高(gao)(gao)要求(qiu),天(tian)(tian)然(ran)(ran)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)作為一種清潔高(gao)(gao)效(xiao)能源在(zai)城鎮居民生(sheng)活中越來越多地(di)被(bei)廣泛(fan)應用(yong)(yong)。在(zai)這樣的(de)(de)(de)(de)形(xing)勢下采用(yong)(yong)充裝壓縮天(tian)(tian)然(ran)(ran)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)纏繞氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)、拖車(che)用(yong)(yong)大(da)(da)口(kou)(kou)(kou)徑氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)應運而生(sheng),并(bing)(bing)促(cu)使(shi)著氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)向輕量(liang)化、大(da)(da)口(kou)(kou)(kou)徑方向發(fa)(fa)展(zhan),采用(yong)(yong)熱軋(ya)+冷(leng)拔、熱軋(ya)+擴(kuo)管(guan)(guan)或熱軋(ya)+擴(kuo)管(guan)(guan)+冷(leng)拔等(deng)(deng)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)生(sheng)產(chan)(chan)(chan)工(gong)藝(yi)也(ye)隨之(zhi)發(fa)(fa)展(zhan)起來,不(bu)斷滿(man)足氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)行業(ye)發(fa)(fa)展(zhan)的(de)(de)(de)(de)需(xu)求(qiu)。目前,采用(yong)(yong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)制(zhi)造(zao)的(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)、蓄(xu)能器等(deng)(deng)高(gao)(gao)壓容器已廣泛(fan)用(yong)(yong)于石油(you)(天(tian)(tian)然(ran)(ran)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi))、化工(gong)、機(ji)械(xie)、冶金、能源、輕工(gong)、國(guo)(guo)防(fang)、環(huan)保(bao)、海洋、空(kong)間、建(jian)(jian)筑、消(xiao)防(fang)、衛生(sheng)、運輸等(deng)(deng)各個領(ling)域(yu)。我國(guo)(guo)已是名(ming)副其(qi)實(shi)的(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)和氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)瓶(ping)(ping)(ping)(ping)管(guan)(guan)的(de)(de)(de)(de)生(sheng)產(chan)(chan)(chan)大(da)(da)國(guo)(guo),并(bing)(bing)批量(liang)出口(kou)(kou)(kou)到(dao)(dao)世(shi)界各地(di)。
行業(ye)內(nei)一般(ban)把氣瓶(ping)管大致分成氣瓶(ping)管(一般(ban)氣瓶(ping)管)、CNG氣瓶(ping)管和蓄能器管。
一(yi)、氣(qi)瓶管(一(yi)般氣(qi)瓶管)
主要牌號(hao)(hao):37Mn、34Mn2V、30CrMo(4130X)、35CrMo、34CrMo4、30CrMnSiA等;目前34Mn2V牌號(hao)(hao)已(yi)基(ji)本不采用(yong),35CrMo也很(hen)少(shao)采用(yong);
常用規格:Φ114~406mm,壁厚3~8.8mm;
使用壓力:8~30MPa。
二、CNG(壓縮天然(ran)氣(qi))氣(qi)瓶管(guan)
主要牌號:30CrMo(4130X)、34CrM04,其(qi)中拖車用(yong)30CrMo(4130X);
常用(yong)規格(ge):纏繞瓶(車用(yong))
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(ya)力(li):20MPa。
三、蓄能器管
主要牌(pai)號:30CrMo(4130X)、35CrMo、34CrM04。
常用規(gui)格:φ89~457mm,壁厚5~30mm。
使用(yong)(yong)壓力(li):6.3~63MPa(常用(yong)(yong)10MPa、20MPa)。