I-API 5L X42, ekwaziwa ngokuba yi-L290, luhlobo lombhobho womgca osetyenziswa kwishishini leoyile negesi.
Iimpawu zezinto ezibonakalayoamandla amancinci okuvelisa angama-42,100 psi(290 MPa) kunye neamandla okuxinana amancinci angama-60,200 psi(415 MPa). Ingaphezulu kwelinye izinga kune-API 5L Grade B kwaye ifanelekile kwiindlela zokusetyenziswa ezinamandla aphakathi.
I-X42 idla ngokwenziwa nge-Seamless, SSAW, LSAW, kunye ne-ERW. Iingubo kunye nokugqitywa ziyafumaneka ukuhlangabezana neemfuno ezithile zesicelo.
Iimeko zokuhanjiswa
Ngokuxhomekeke kwiimeko zokuhanjiswa kunye nenqanaba lePSL, ingahlulwa ngolu hlobo lulandelayo:
I-PSL1: X42 okanye i-L290;
I-PSL2: X42R, X42N, X42Q, X42M okanye i-L290R, L290N, L290Q, L290M;
Oonobumba besimamva sePSL2 ngamnye umele unyango lobushushu olwahlukileyo.
R: Iqengqekile;
N: Ukulungisa izinto zibe zesiqhelo;
Q: Ucinyiwe kwaye Uthomalalisiwe;
M: Unyango lwe-thermo-mechanical.
Inkqubo yoMveliso
I-X42 ivumela le nkqubo ilandelayo yokuvelisa:
Ukuba kunzima ukuqonda ezi zifinyezo, jonga uqokelelo lwethu lwamanqaku malungaizifinyezo eziqhelekileyo zeepayipi zentsimbi.
I-Botop Steel ingakunika uluhlu lweepayipi zobukhulu njengoko kubonisiwe kwitheyibhile engezantsi.
Uluhlu lwethu lwezinto esizibonelelayo
Umgangatho: API 5L (ISO 3183);
I-PSL1: X42 okanye i-L290;
I-PSL2: X42R, X42N, X42Q, X42M okanye i-L290R, L290N, L290Q, L290M;
Umbhobho wentsimbi odibeneyo:I-LSAW(SAWL), SSAW (I-HSAW), I-DSAW, i-ERW;
Umbhobho wentsimbi ongenamthungo:ii-SMLS;
Iishedyuli zeMibhobho: SCH10, SCH20, SCH30, SCH40, SCH60, SCH80, SCH100, SCH120, SCH140 kunye neSCH160.
Ukuchongwa: I-STD (eqhelekileyo), i-XS (eyomeleleyo kakhulu), i-XXS (eyomeleleyo kabini);
Ukwaleka: Ipeyinti, ivanishi,3LPE, I-FBE, 3LPP, HDPE, galvanized, etyebileyo kwi-epoxy zinc, enesisindo sesamente, njl.
Ukupakisha: Ilaphu elingangeni manzi, ityesi yomthi, ibhanti yentsimbi okanye intambo yentsimbi, isikhuseli sombhobho weplastiki okanye wesinyithi, njl. Yenzelwe wena.
Iimveliso ezihambelanayo: Ii-Bends,iiflange, izixhobo zokufaka iipayipi, kunye nezinye iimveliso ezifanayo ziyafumaneka.
I-API 5L X42 Chemical Composition
Ulwakhiwo lweeKhemikhali zePSL 1 Pipe ene-t ≤ 25.0 mm (0.984 in.)
Ulwakhiwo lweeKhemikhali kwiPipe yePSL 2 ene-t ≤ 25.0 mm (0.984 in.)
Kwiimveliso zepayipi yentsimbi yePSL2 ezihlalutyiweyo ngeumxholo wekhabhoni we ≤0.12%, i-CE elingana nekhabhonii-pcmingabalwa kusetyenziswa le fomyula ilandelayo:
CEi-pcm= C + Si/30 + Mn/20 + Cu/20 + Ni/60 + Cr/20 + Mo/15 + V/15 + 5B
Kwiimveliso zepayipi yentsimbi yePSL2 ezihlalutyiweyo ngeumxholo wekhabhoni > 0.12%, i-CE elingana nekhabhonillwingabalwa kusetyenziswa le fomyula ingezantsi:
CEllw= C + Mn/6 + (Cr + Mo + V)/5 + (Ni +Cu)/15
Ulwakhiwo lweeKhemikhali olune-t ＞ 25.0 mm (0.984 in.)
Oku kungaxoxiswana ngako ngokubhekisa kulwakhiwo lweekhemikhali olungasentla.
Iipropati zoomatshini ze-API 5L X42
Iipropati zokuThatha
Uvavanyo lokutsalwa luvavanyo oluphambili lweempawu zoomatshini zeetyhubhu zentsimbi, ezikwaziyo ukulinganisa amandla okuvelisa, amandla okutsalwa, kunye neeparameter ezibalulekileyo zokwandiswa.
Amandla okukhupha i-X42 yi-42,100 psi okanye i-290 MPa.
Amandla okutsalwa kwe-X42 yi-60,200 psi okanye i-415 MPa.
Iipropati zokuThanda zePSL1 X42
Iipropati zokuThanda zePSL2 X42
Phawula: Iimfuno zichazwe kwicandelo leeMpahla zoMatshini leI-API 5L X52, onokuyibona ngokucofa kwifonti eluhlaza okwesibhakabhaka ukuba unomdla.
Ezinye Iimvavanyo Zoomatshini
Uvavanyo lwe-Bend
Uvavanyo lokuTyatya
Uvavanyo olugobileyo
Uvavanyo lweMpembelelo yeCVN kwiPipe yePSL 2
Uvavanyo lwe-DWT lwe-PSL 2 Welded Pipe
Kakade ke, ayizizo zonke iityhubhu ekufuneka zivavanywe ukuze zifumane uluhlu olupheleleyo lweempawu zoomatshini, kodwa endaweni yoko iimvavanyo zikhethwa ngokohlobo lwetyhubhu. Iimfuno ezithile zingafumaneka kwiTheyibhile 17 kunye ne-18 yomgangatho we-API 5L.
Ungaqhagamshelana nathi ukuze ufumane olu lwazi.
Uvavanyo lwe-Hydrostatic
Ixesha lovavanyo
Zonke iisayizi zeetyhubhu zentsimbi ezingenamthungo nezidibeneyo ezine-D ≤ 457 mm (18 in.):ixesha lovavanyo ≥ imizuzwana emi-5;
Umbhobho wentsimbi edibeneyo D > 457 mm (18 in.):ixesha lovavanyo ≥ 10s.
Uvavanyo lwexesha eliphindaphindwayo
Umbhobho ngamnye wentsimbikwaye akuyi kubakho kuvuza okuvela emzimbeni we-weld okanye wepayipi ngexesha lovavanyo.
Uxinzelelo lovavanyo
Uxinzelelo lovavanyo lwe-hydrostatic P lwe-aumbhobho wentsimbi ocacileyoinokubalwa ngokusebenzisa ifomula.
P = 2St/D
Syingcinezelo ye-hoop. ixabiso lilingana namandla aphantsi okukhupha i-xa yepesenti yombhobho wentsimbi, kwi-MPa (psi);
tbubukhulu bodonga obuchaziweyo, obuchazwa ngeemilimitha (ii-intshi);
Dyi-diameter ekhankanyiweyo yangaphandle, echazwa ngeemilimitha (ii-intshi).
Uhlolo Olungonakalisiyo
Kwiityhubhu ze-SAW, iindlela ezimbini,UT(uvavanyo lwe-ultrasonic) okanyeRT(uvavanyo lwe-radiographic), zihlala zisetyenziswa.
ET(uvavanyo lwe-electromagnetic) alusebenzi kwiityhubhu ze-SAW.
Iiseams ezidityanisiweyo kwiipayipi ezidityanisiweyo zemigangatho ≥ L210/A kunye nobubanzi ≥ 60.3 mm (2.375 in) mazihlolwe ngaphandle kokutshatyalaliswa ubukhulu kunye nobude obupheleleyo (100%) njengoko kuchaziwe.
Uvavanyo lwe-UT olungonakalisiyo
Uvavanyo lwe-RT olungonakalisiyo
Zonke iityhubhu ezingenamthungo zePSL 2, kunye neetyhubhu ezingenamthungo ezicinyiweyo neziqinisiweyo zePSL1 Grade B, ziya kuvavanywa ngokupheleleyo (100%) ngaphandle kokonakalisa.
Inye okanye indibaniselwano ye-ET (Uvavanyo lwe-Electromagnetic), i-UT (Uvavanyo lwe-Ultrasonic), kunye ne-MT (Uvavanyo lweMagnetic Particle) ingasetyenziselwa i-NDT.
Ukunyamezelana Okunemilinganiselo
Iimfuneko ze-API 5L zokunyamezelana okunemilinganiselo zichazwe ngokweenkcukachaI-API 5L Ibanga BUkuze ungaphindi uphindaphinde, ungacofa kwifonti eluhlaza okwesibhakabhaka ukuze ubone iinkcukacha ezifanelekileyo.
Itshati yeShedyuli yePipe ye-API 5L
Ukuze kube lula ukuzijonga nokuzisebenzisa, silungiselele iifayile zePDF zeshedyuli efanelekileyo. Ungasoloko uzikhuphela kwaye uzijonge ezi fayile ukuba kuyimfuneko.
Ukongeza, i-API 5L ichaza ububanzi obuvumelekileyo obuchaziweyo bangaphandle kunye nobukhulu bodonga obuchaziweyo.
Ukunyamezelana Okunemilinganiselo
Iimfuneko ze-API 5L zokunyamezelana okunemilinganiselo zichazwe ngokweenkcukachaI-API 5L Ibanga BUkuze ungaphindi uphindaphinde, ungacofa kwifonti eluhlaza okwesibhakabhaka ukuze ubone iinkcukacha ezifanelekileyo.
Iimveliso zethu eziNxulumeneyo
I-API 5L PSL1 kunye nePSL2 GR.B Umbhobho oWeldiweyo ongaphantsi komhlaba ongaphantsi komhlaba
Iinkcukacha zePipe yeNsimbi eWelded ye-API 5L X52 okanye i-L360 LSAW LSAW
Iinkcukacha zePipe yoMgca oWelded Line ye-API 5L X60 okanye i-L415 LSAW
Iinkcukacha zePipe yoMgca we-API 5L X65 kunye ne-L450 LSAW Welded Line
Iinkcukacha zePipe yoMgca oWelded Line ye-API 5L X70 okanye i-L485 LSAW
Ukususela oko yasekwa ngo-2014,Intsimbi yeBotopiye yaba ngumthengisi ophambili wemibhobho yentsimbi yekhabhoni eMntla China, eyaziwa ngenkonzo egqwesileyo, iimveliso ezikumgangatho ophezulu, kunye nezisombululo ezibanzi.
Le nkampani inikezela ngeendidi ngeendidi zeepayipi zentsimbi yekhabhoni kunye neemveliso ezinxulumene nazo, kuquka ipayipi yentsimbi engenamthungo, i-ERW, i-LSAW, kunye ne-SSAW, kunye noluhlu olupheleleyo lwee-fittings zepayipi kunye nee-flanges. Iimveliso zayo ezikhethekileyo ziquka ii-alloys ezikumgangatho ophezulu kunye neentsimbi ezingenasici ze-austenitic, ezenzelwe ukuhlangabezana neemfuno zeeprojekthi ezahlukeneyo zepayipi.
