Amapayipi ensimbi angenamthungo ahlukaniswe abe izinhlobo ezimbili: amapayipi ensimbi agingqiwe (extruded) angenamthungo kanye namapayipi ensimbi adonswa ngokubanda (agoqiwe) angenamthungo ngenxa yezinqubo zawo ezihlukene zokukhiqiza.
Uhlolojikelele lwenqubo: ukugoqa okushisayo (ipayipi lensimbi elingenamthungo elikhishiwe): ishubhu eliyindilinga billet → ukushisisa → ukubhoboza → ukugoqa okuphambanayo okunama-roll amathathu, ukugoqeka okuqhubekayo noma ukukhishwa → ukukhishwa kweshubhu → ukusika (noma ukunciphisa) → ukupholisa → ishubhu ye-billet.
Ngenxa yokusetshenziswa kwawo okuhlukene, amapayipi ensimbi angenamthungo ahlukaniswa abe yizinhlobo ezilandelayo: I-GB/T8162 (amapayipi ensimbi angenamthungo ngezinjongo zesakhiwo),Insimbi ye-Carbon No. 20 kanye ne-No. 45 steel; ingxubevange yensimbi Q345, 20Cr, 40Cr, 20CrMo, 30-35CrMo, 42CrMo, njll.
I-GB/T8163 (amapayipi ensimbi angenamthungo okudlulisa uketshezi).Isetshenziselwa ikakhulukazi ukudlulisa amapayipi oketshezi kubunjiniyela kanye nemishini emikhulu.Izinto ezimele (amabanga) ziyi-20, Q345, njll.
I-GB3087 (amapayipi ensimbi angenamthungo kuma-boilers aphansi naphakathi).Isetshenziselwa ikakhulukazi amapayipi okudlulisa uketshezi olucindezelayo oluphansi naphakathi kuma-boilers ezimboni kanye nama-boilers asekhaya.Izinto ezimele ziyi-No. 10 kanye ne-20 yensimbi.
I-GB5310 (amapayipi ensimbi angenamthungo wamaboilers omfutho ophezulu).Isetshenziselwa ikakhulukazi izinga lokushisa eliphezulu kanye nezihloko zoketshezi zokuthutha ezinomfutho ophezulu kanye namapayipi kuma-boilers ezitshalweni zamandla enuzi.Izinto ezimele i-20G, 12Cr1MoVG, 15CrMoG, njll.
I-GB5312 (i-carbon steel kanye ne-carbon-manganese steel amapayipi ensimbi engenamthungo emikhunjini).Isetshenziselwa ikakhulukazi amapayipi okucindezela e-Class I kanye ne-II yamabhoyili emikhumbi nama-superheaters.Izinto ezimele ziyi-360, 410, 460 amamaki ensimbi, njll.
I-GB1479 (amapayipi ensimbi angenamthungo emishini kamanyolo enomfutho ophezulu).Isetshenziselwa ikakhulukazi ukuthutha amapayipi amanzi ashisa kakhulu futhi anomfutho ophezulu emishinini yomanyolo wamakhemikhali.Izinto ezimele ziyi-20, 16Mn, 12CrMo, 12Cr2Mo, njll.
I-GB9948 (amapayipi ensimbi angenamthungo wokuqhekeka kwe-petroleum).Ikakhulukazi asetshenziswa kumabhayela, izinto ezishintsha ukushisa namapayipi okudlulisa uketshezi ku-petroleum smelters.Izinto eziwumelayo ziyi-20, 12CrMo, 1Cr5Mo, 1Cr19Ni11Nb njalonjalo.
I-GB3093 (ipayipi lensimbi engenamthungo ephezulu yokucindezela kwenjini yedizili).Isetshenziselwa ikakhulukazi amapayipi kaphethiloli anomfutho ophezulu wezinhlelo zokujova injini ye-diesel.Ipayipi lensimbi ngokuvamile liyipayipi elidonsa abandayo, futhi impahla yalo elimele lingu-20A.
I-GB/T3639 (amashubhu ensimbi angenamthungo adonswa kubanda noma agingqike ngokubanda). Ikakhulukazi isetshenziselwa izakhiwo zemishini kanye nemishini yokucindezela i-carbon, amapayipi ensimbi adinga ukunemba kobukhulu obuphezulu kanye nokuqedwa okuhle kwendawo.Into emele yona yinsimbi engama-20, 45 njalo njalo.
I-GB/T3094 (ipayipi lensimbi elibandayo elidonsayo elingenamthungo). Isetshenziselwa kakhulu ukwenza izingxenye nezingxenye zesakhiwo ezihlukahlukene, futhi impahla yayo iyinsimbi yekhwalithi ephezulu ye-carbon structural steel nensimbi yesakhiwo esiyingxubevange ephansi.
I-GB/T8713 (Amashubhu ensimbi angenamthungo angaphakathi obubanzi obunembile wamasilinda amanzi kanye ne-pneumatic). Isetshenziselwa kakhulu ukwenza amapayipi ensimbi adonswa ngokubanda noma agoqeke abandayo anobubanzi bangaphakathi obunembile bamasilinda amanzi kanye nomoya.Izinto eziwumelayo ziyinsimbi engu-20, 45 njalo njalo.
I-GB13296 (amashubhu ensimbi angenamthungo ama-boilers kanye nezishintshisi zokushisa).Isetshenziswa kakhulu kuma-boilers, ama-superheaters, ama-heaters, ama-condensers, amashubhu e-catalytic, njll. yamabhizinisi amakhemikhali.Izinto ezimele zona 0Cr18Ni9, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, njll.
I-GB/T14975 (ipayipi lensimbi engenamthungo ukuze lisetshenziswe ngokwesakhiwo). Isetshenziselwa ikakhulukazi isakhiwo esijwayelekile (ihhotela, umhlobiso wendawo yokudlela) kanye nesakhiwo samakhemikhali sebhizinisi elimelana nomoya, ukugqwala kwe-asidi kanye nepayipi lensimbi elinamandla athile.Izinto eziwumelayo ziyi-0-3Cr13, 0Cr18Ni9, 1Cr18Ni9, 1Cr18Ni9, njll.
I-GB/T14976 (ipayipi lensimbi engenamthungo yokuthutha uketshezi). Isetshenziselwa ikakhulukazi amapayipi adlulisa imidiya egqwalayo.Izinto ezimelelayo yi-0Cr13, 0Cr18Ni9, 1Cr18Ni9Ti, 0Cr17Ni12Mo2, 0Cr18Ni12Mo2, njll.
I-YB/T5035 (amashubhu ensimbi angenamthungo wama-axle shaft casings) Isetshenziswa kakhulu ukwenza insimbi yekhwalithi ephezulu ye-carbon structural kanye ne-alloy structural steel hot-roll rolled seamless amashubhu emoto yama-half-axle amashubhu namashubhu e-asi e-drive axle housings. 20CrNi3A nokunye.
I-API SPEC5CT (Casing and Tubing Specification) ihlanganiswe futhi yanyatheliswa yi-American Petroleum Institute (American Petreleum Institute, ebizwa ngokuthi "API") futhi isetshenziswa kakhulu emhlabeni jikelele.
Phakathi kwazo, i-casing: ipayipi ephuma endaweni engaphansi komhlaba ingena emthonjeni kanye nolwelwesi odongeni lomthombo, futhi amapayipi axhunywe ngamakholomu.Izinto eziyinhloko zingamamaki ensimbi afana ne-J55, N80, ne-P110, kanye namamaki ensimbi afana ne-C90 ne-T95 aphikisana ne-hydrogen sulfide corrosion.
Ipayipi likawoyela: Ipayipi elishuthekwa egodini lisuka endaweni ephansi liye endaweni kawoyela, kanti amapayipi axhunywa ngokuhlangana noma ngokuhlanganisa. Izinto ezisetshenziswayo eziyinhloko yi-J55, N80, P110, kanye nezigaba zensimbi ezifana ne-C90 ne-T95 ezimelana nokugqwala kwe-hydrogen sulfide. Umhlaba.Ipayipi lolayini: elokuthutha uwoyela, igesi noma amanzi ukusuka kushafti ukuya embonini kawoyela negesi ngepayipi likalayini.
Amapayipi olayini ahlanganisa amapayipi angenamthungo nashiselwe, kanti iziphetho zamapayipi zineziphetho eziyisicaba, iziphetho ezinentambo kanye neziphetho zesokhethi; izindlela zokuxhuma ukuphela kwe-welding, uxhumano lwekhola, uxhumano lwesokhethi, njll.Into eyinhloko yepayipi yi-B, X42, X56, X65, X70 namanye amamaki ensimbi.
Izikhala ezisetshenziselwa amapayipi ensimbi ashiselwe amapuleti ensimbi noma i-strip steel. Ngenxa yezinto zabo ezihlukene kanye nezinqubo, amapayipi ahlanganisiwe ahlukaniswe abe amapayipi ashiselwe esithandweni somlilo, amapayipi kagesi welding (resistance welding) kanye namapayipi othomathikhi we-arc ashiselwe.Ngenxa yokuma kwawo kokuphela, ihlukaniswe ngamapayipi ahlanganisiwe ayindilinga futhi amise okukhethekile (isikwele, flat, njll) ipayipi ehlanganisiwe ngezinhloso ezahlukene, futhi ihlukaniswe ngezinhlobo ezilandelayo:
I-GB/T3091 (ipayipi lensimbi elishiselwe ukhakhayi lokudlulisa uketshezi olunomfutho ophansi).Isetshenziswa kakhulu ukudlulisa amanzi, igesi, umoya, uwoyela nokushisisa amanzi ashisayo noma isitimu kanye nolunye uketshezi olujwayelekile oluphansi lomfutho nezinye izinjongo.Into emele yona insimbi yezinga le-Q235A.
I-GB/T3092 (ipayipi lensimbi elishiselwe ugesi lokudlulisa uketshezi olunomfutho ophansi).Isetshenziswa kakhulu ukudlulisa amanzi, igesi, umoya, uwoyela nokushisisa amanzi ashisayo noma isitimu kanye nolunye uketshezi olujwayelekile oluphansi lomfutho nezinye izinjongo.Into emele yona yile: Q235A insimbi yezinga.
I-GB/T14291 (amapayipi ensimbi ashiselwe okuthutha uketshezi lwasemayini). Isetshenziselwa ikakhulukazi amapayipi ensimbi athungelwe ngomthungo oqondile wamapayipi omoya ocindezelwe emayini, i-drainage, kanye negesi yokukhipha i-shaft. Impahla emele insimbi ye-Q235A ne-B grade.
I-GB/T14980 (Amapayipi ensimbi anobubanzi obukhulu kagesi ashiselwe ukuhambisa uketshezi olunomfutho ophansi).Ikakhulukazi isetshenziselwa ukuhambisa amanzi, indle, igesi, umoya, isitimu sokushisisa nolunye uketshezi olunomfutho ophansi nezinye izinjongo.Into emele yona iyinsimbi yezinga le-Q235A.
I-GB/T12770 (insimbi engagqwali eshiselwe amapayipi ezakhiwo zemishini).Isetshenziswa kakhulu emishinini, ezimotweni, emabhayisikili, efenisha, ehhotela nasezitolo zokudlela kanye nezinye izingxenye zemishini kanye nezingxenye zesakhiwo.Izinto eziwumelayo ziyi-0Cr13, 1Cr17, 00Cr19Ni11, 1Cr.18N8 njll.
I-GB/T12771 (insimbi engagqwali eshiselwe amapayipi okuthutha uketshezi). Izinto ezimele 0Cr13, 0Cr19Ni9, 00Cr19Ni11, 00Cr17, 0Cr18Ni11Nb, 0017Cr17Ni14Mo2, njll.
Isikhathi sokuthumela: Feb-14-2023