API 5L Icyiciro B.umuyoboro wibyuma ukorwa ukurikije ibisabwa bijyanyeAPI 5Lkandi ikoreshwa cyane muri sisitemu yo gutwara imiyoboro munganda za peteroli na gaze.
Icyiciro B.birashobora kandi kuvugwa nkaL245.Ikiranga nuko imbaraga ntoya yumusaruro wicyuma ari245 MPa.
Umuyoboro wa API 5L uraboneka mubyiciro bibiri byerekana ibicuruzwa:PSL1ikoreshwa cyane cyane muri sisitemu yo gutwara abantu, mugihePSL2ikwiranye nuburyo bukomeye hamwe nimbaraga zo murwego rwo hejuru hamwe nuburyo bukomeye bwo gupima.
Inzira yo gukora irashobora kuba ntamakemwa (SMLS), kurwanya amashanyarazi gusudira (ERW), cyangwa arc yarengewe arc gusudira (SAW) guhuza ibikorwa bitandukanye nibikorwa bikenewe.
Botop Steelni uruganda rukora uruganda rukomeye ruzengurutse urukuta runini rwa diametero ebyiri zirengerwa arc LSAW ibyuma biherereye mubushinwa.
Aho uherereye: Umujyi wa Cangzhou, Intara ya Hebei, Ubushinwa;
Ishoramari ryose: miliyoni 500;
Ubuso bwuruganda: metero kare 60.000;
Ubushobozi bwo gukora buri mwaka: toni 200.000 za JCOE LSAW imiyoboro yicyuma;
Ibikoresho: Ibikoresho bigezweho byo gukora no gupima;
Umwihariko: Gukora imiyoboro ya LSAW;
Icyemezo: API 5L yemejwe.
Icyiciro cya API 5L Icyiciro B.
Igabanijwemo ubwoko butandukanye bushingiye ku bicuruzwa bitandukanye byerekana ibicuruzwa (PSL) kimwe nuburyo bwo gutanga.
Iri tondekanya rituma guhitamo umurongo wiburyo bikenerwa cyane kugirango uhuze ibikenewe byumushinga runaka nibisabwa mubidukikije.
PSL1: B.
PSL2: BR;BN;BQ;BM.
Imiyoboro myinshi idasanzwe ya PSL 2 ikoreshwa mubidukikije bidasanzwe bya serivisi.
Ibidukikije bya serivisi nziza: BNS;BQS;BMS.
Ibidukikije bya serivisi hanze: BNO;BQO;BMO.
Porogaramu zisaba ubushobozi bwa plastike ndende: BNP;BQP;BMP.
Ibisabwa
| PSL | Imiterere yo Gutanga | Icyiciro Cyumuyoboro / Icyiciro Cyicyuma | |
| PSL1 | Nkuko yazungurutswe, isanzwe izunguruka, thermomechanical yazengurutswe, thermomechanical yakozwe, isanzwe ikora, isanzwe, isanzwe kandi isanzwe; cyangwa, nibayemeye, kuzimya no gutwarwa n'umuyoboro wa SMLS gusa | B | L245 |
| PSL 2 | Nka | BR | L245R |
| Guhindura ibizunguruka, gukora ibisanzwe, bisanzwe, cyangwa bisanzwe kandi bituje | BN | L245N | |
| Kuzimya no kurakara | BQ | L245Q | |
| Thermomechanical yazindutse cyangwa thermomechanical yakozwe | BM | L245M | |
Imiterere yo gutanga ibyuma byerekana cyane cyane kuvura ubushyuhe cyangwa ubundi buryo bwo kuvura bwakozwe nyuma yimikorere yo gukora umuyoboro wibyuma, kandi ubwo buvuzi bugira ingaruka zikomeye kumiterere yubukanishi, kurwanya ruswa, no gutuza kwimiterere umuyoboro w'icyuma.
API 5L GR.B Inzira yo Gukora Umuyoboro
Muri API 5L isanzwe ya Grade B irashobora kubyazwa umusaruro ukoresheje imwe mubikorwa byakozwe mumeza akurikira.
| API 5L PSL1 Icyiciro B. | SMLS | LFW | HFW | SAWL | SAWH | INKA | INKA |
| API 5L PSL2 Icyiciro B. | SMLS | - | HFW | SAWL | SAWH | INKA | INKA |
Kugirango umenye byinshi kubisobanuro byamagambo ahinnye yo Gukora,kanda hano.
LSAWni igisubizo cyiza kuri diameter nini, imiyoboro ikikijwe cyane.
Ikintu cyihariye mubigaragara ni ukubaho gusudira mu cyerekezo kirekire cyumuyoboro.
Ubwoko bwanyuma
API 5L Icyiciro cya B icyiciro cyicyuma cyanyuma gishobora gutandukana muri PSL1 na PSL2.
PSL 1 Umuyoboro wicyuma
Iherezo; Impera;Impera yibibaya yo guhuza bidasanzwe; Impera yumutwe.
Impera ya Belled: Kugarukira kumiyoboro ifite D ≤ 219.1 mm (8,625 muri) na t ≤ 3,6 mm (0.141 in) kumpera ya sock.
Impera yumutwe: Umuyoboro wanyuma-ugarukira kuri SMLS hamwe numuyoboro muremure wo gusudira hamwe na D <508 mm (20 muri).
PSL 2 Umuyoboro wicyuma
Impera.
Ku muyoboro usanzwe urangira hagomba gukurikizwa ibi bikurikira:
Impera zanyuma za t ≤ 3,2 mm (0,125 in) umuyoboro wanyuma uzagabanywa kare.
Imiyoboro ihanamye ifite t> 3,2 mm (0,125 in) igomba gutondekwa gusudira.Inguni ya beveri igomba kuba 30-35 ° naho ubugari bwumuzi wumuzi wa beveri igomba kuba 0.8 - 2,4 mm (0.031 - 0.093 muri).
API 5L Icyiciro B Icyiciro cyimiti
Ibigize imiti ya PSL1 na PSL2 ibyuma t> 25.0 mm (0,984 muri) bizagenwa n’amasezerano.
Ibigize imiti ya PSL 1 Umuyoboro ufite t ≤ 25.0 mm (0,984 muri.)
Ibigize imiti ya PSL 2 Umuyoboro ufite t ≤ 25.0 mm (0,984 muri.)
Kubicuruzwa bya PSL2 ibyuma bisesengurwa hamwe nakarubone ingana na 0,12%, karubone ihwanye na CEpcmirashobora kubarwa ukoresheje formula ikurikira:
CEpcm= C + Si / 30 + Mn / 20 + Cu / 20 + Ni / 60 + Cr / 20 + Mo / 15 + V / 15 + 5B
Kubicuruzwa bya PSL2 ibyuma bisesengurwa hamwe naibirimo karubone> 0,12%, karubone ihwanye na CEllwirashobora kubarwa ukoresheje formula ikurikira:
CEllw= C + Mn / 6 + (Cr + Mo + V) / 5 + (Ni + Cu) / 15
API 5L Icyiciro B Umutungo wa mashini
Umutungo wa Tensile
PSL1 GR.B Ibintu Byiza
PSL2 GR.B Ibintu Byiza
Icyitonderwa: Kugaragara ntarengwa kurambuye, A.fbizagenwa hakoreshejwe ikigereranyo gikurikira:
A.f= C × (Axc0.2/U0.9)
Cni 1940 kubara ukoresheje SI ibice na 625.000 kubara ukoresheje USC;
Axc ni ikoreshwa ryikigereranyo cyikigereranyo cyambukiranya igice, cyerekanwe muri milimetero kare (santimetero kare), nkibi bikurikira:
1) kumuzingo uzenguruka ibice byipimishije, mm 1302(0,20 muri.2) kuri mm 12,7 (0.500 muri.) na mm 8,9 (0.350 muri.) ibice by'ibizamini bya diameter;Mm 652(0.10 muri.2) kuri 6.4 mm (0.250 muri.) ibice by'ibizamini bya diameter;
2) kubice byose byipimishije, munsi ya a) mm 4852(0,75 muri.2.2(0.01 muri.2);
3) kubice bipimisha ibice, munsi ya a) 485 mm2(0,75 muri.2.2(0.01 muri.2);
Uni imbaraga ntarengwa zerekana imbaraga, zigaragarira muri megapascal (pound kuri santimetero kare).
Ikizamini
Nta gice cyikigereranyo gishobora gucika kandi gusudira ntigucika.
Ikizamini cya Flattening
Ntabwo ikoreshwa kumuyoboro wibyuma bya LSAW.
BirakwiriyeEW, LW, naCWgukora ubwoko bwigituba.
Ikizamini kiyobowe
Hishura ibice cyangwa guturika mubyuma byasudutse birenga mm 3,2 (0.125 muri), utitaye kuburebure.
Hishura ibice byose byacitse mubyuma byababyeyi, HAZ, cyangwa umurongo wa fusion urenze mm 3.2 (0,125 in) cyangwa byimbitse kurenza 12.5% byubugari bwurukuta rwerekanwe.
Ikizamini cya CVN Ingaruka kuri PSL 2 Umuyoboro
CVN (Charpy V-Notch) Ikizamini cyingaruka, uburyo busanzwe bwikizamini cyo gusuzuma ubukana bwibikoresho iyo bikorewe imitwaro yihuse.
Ibisabwa bikurikira bikurikizwa kumanota ≤ X60 cyangwa L415.
| CVN Yashizwemo Ingufu Ibisabwa Umuyoboro wa PSL 2 Umuyoboro | |
| Kugaragara Hanze ya Diameter D mm (muri.) | Ingano yuzuye ya CVN Ingufu zashizwemo min Kv J (ft.lbf) |
| 62762 (30) | 27 (20) |
| ＞ 762 (30) kugeza 2134 (84) | 40 (30) |
Ikizamini cya DWT kuri PSL 2 Umuyoboro Weld
Impuzandengo yimyenda yikigereranyo igomba kuba ≥ 85% kuri 0 ° C (32 ° F) ubushyuhe bwikizamini.
Kubituba bifite uburebure bwurukuta> 25.4 mm (1 muri.), Ibisabwa kugirango umuntu yemererwe ikizamini cya DWT azaganirwaho.
Ikizamini cya Hydrostatike
Igihe cyo Kugerageza
Ingano zose zicyuma zidafite kashe kandi zisudira hamwe na D ≤ 457 mm (18 muri.):igihe cyo gukora ≥ 5s;
Umuyoboro w'icyuma usudira D> 457 mm (18 muri.):igihe cyo gukora ≥ 10s.
Inshuro yikizamini
Buri muyoboro w'icyuma.
Imikazo y'ibizamini
Umuvuduko wikizamini cya hydrostatike P ya aumuyoboro wicyumairashobora kubarwa ukoresheje formula.
P = 2St / D.
Sni ihuriro.agaciro kangana nimbaraga ntarengwa zerekana umusaruro wicyuma cya xa ijanisha, muri MPa (psi);
Kuri API 5L Icyiciro B., ijanisha ni 60% kumuvuduko wikizamini gisanzwe na 70% kubitutu byikizamini.
Kuri D <88.9 mm (3.500 muri.), Ntabwo ari ngombwa ko umuvuduko wikizamini urenga 17.0 MPa (2470 psi);
Kuri D> 88.9 mm (3.500 muri.), Ntabwo ari ngombwa ko umuvuduko wikizamini urenga 19.0 MPa (2760 psi).
tni uburebure bwurukuta rwerekanwe, bugaragara muri milimetero (santimetero);
Dni diameter igaragara hanze, yerekanwe muri milimetero (santimetero).
Igenzura ridafite ishingiro
Kubona SAB, uburyo bubiri,UT(ibizamini bya ultrasonic) cyangwaRT(ibizamini bya radiografiya), mubisanzwe bikoreshwa.
ET(ibizamini bya electromagnetic) ntibikoreshwa kuri SAW tubes.
Ubudodo bwo gusudira ku miyoboro isudira yo mu byiciro ≥ L210 / A na diameter ≥ 60.3 mm (2.375 in) igomba kugenzurwa bidasubirwaho kubyimbye n'uburebure bwuzuye (100%) nkuko byavuzwe.
UT ikizamini kidasenya
RT ikizamini kidasenya
Kugaragaza Hanze ya Diameter hamwe nubunini bwurukuta
Indangagaciro zisanzwe zerekanwe hanze ya diametre hamwe nuburebure bwurukuta rwumuyoboro wibyuma byatanzwe muriISO 4200naASME B36.10M.
Ubworoherane
Ubworoherane bwa Diameter no hanze-kuzenguruka
Diameter yumuyoboro wibyuma bisobanurwa nkumuzenguruko wumuyoboro mu ndege iyo ari yo yose izengurutswe na π.
Ubworoherane bwurukuta
Ubworoherane ku burebure
Uburebureigomba gutangwa mu kwihanganira ± 500 mm (20 muri.).
Ubworoherane bwauburebure
| Uburebure busanzwe m (ft) | Uburebure ntarengwa m (ft) | Ikigereranyo ntarengwa cy'uburebure kuri buri kintu cyateganijwe m (ft) | Uburebure ntarengwa m (ft） |
| Umuyoboro-hamwe-hamwe | |||
| 6 (20) | 4.88 (16.0) | 5.33 (17.5) | 6.86 (22.5) |
| 9 (30) | 4.11 (13.5) | 8.00 (26.2) | 10.29 (33.8) |
| 12 (40) | 6.71 (22.0) | 10.67 (35.0) | 13.72 (45.0) |
| Umuyoboro wanyuma | |||
| 6 (20) | 2.74 (9.0) | 5.33 (17.5) | 6.86 (22.5) |
| 9 (30) | 4.11 (13.5) | 8.00 (26.2) | 10.29 (33.8) |
| 12 (40) | 4.27 (14.0) | 10.67 (35.0) | 13.72 (45.0) |
| 15 (50) | 5.33 (17.5) | 13.35 (43.8) | 16.76 (55.0) |
| 18 (60) | 6.40 (21.0) | 16.00 (52.5) | 19.81 (65.0) |
| 24 (80) | 8.53 (28.0) | 21.34 (70.0) | 25.91 (85.0) |
Ubworoherane bwo kugororoka
Gutandukana kugororotse hejuru yauburebure bwose bw'igituba: ≤ 0.200 L;
Gutandukana neza1.5 m (5.0 ft) umuyoboro wumuyoboro wicyuma: ≤ 3.2mm (0.125 muri.)
Ubworoherane bwo kugororoka
Impera ya kare isobanurwa nka kare kugeza iherezo ryumuyoboro.
Hanze ya kare-igomba kuba <1,6 mm (0.063 muri.).Hanze ya kare-yapimwe nkikinyuranyo hagati yimpera yumuyoboro nu kuguru kurangira.
Ubworoherane bwa Weld Seam
Umubare ntarengwa wemewe wa radiyokuri SAW na INKA.
| Uburebure bwurukuta t mm (muri.) | Umubare ntarengwa wemewe wa radiyoamm (muri.) |
| ≤ 15.0 (0.590) | 1.5 (0.060) |
| > 15.0 (0.590) kugeza 25.0 (0.984) | 0.1t |
| > 25.0 (0.984) | 2.5 (0.098) |
| aIzi mipaka zikoreshwa no kuri strip / plate end weld | |
Ntarengwa Yemerewe gusudira Ubureburekuri SAW na COW Umuyoboro (Usibye kumuyoboro urangira).
| Uburebure bwurukuta mm (muri.) | Uburebure bw'amasaro mm (muri.) ntarengwa | |
| Isaro ryimbere | Isaro ryo hanze | |
| ≤13.0 (0.512) | 3.5 (0.138) | 3.5 (0.138) |
| > 13.0 (0.512) | 3.5 (0.138) | 4.5 (0.177) |
Weld igomba kugira inzibacyuho yoroheje hejuru yumuringoti wicyuma cyegeranye.
Imiyoboro ya nyuma yo gusudira igomba kuba hasi kuburebure bwa mm 100 (4.0 muri.) Hamwe n'uburebure busigaye bwa ≤ 0.5 mm (0.020 muri.).
Ubworoherane bwa Misa
Buri muyoboro w'icyuma：
a) kumuyoboro wihariye wurumuri: -5.0% - + 10.0%;
b) kumuyoboro wo mu cyiciro cya L175, L175P, A25, na A25P: -5.0% - + 10.0%;
c) ku yindi miyoboro yose: -3.5% - + 10.0%.
Umuyoboro kuri tombora(Toni 18 (toni 20) kuri tombora) ：
a) ku byiciro L175, L175P, A25, na A25P: -3.5%;
b) ku yandi manota yose: -1,75%.
API 5L GR.B Porogaramu
API 5L Icyiciro cya B icyiciro cya B ni ubwoko bwumurongo wumurongo, ukoreshwa cyane cyane mu gutwara amazi nka peteroli, gaze gasanzwe, namazi, kandi nikimwe mubikoresho bikunze gukoreshwa mubikorwa bya peteroli na gaze.
Sisitemu yo kohereza peteroli na gaze: API 5L Icyiciro cya B icyiciro cya B gikunze gukoreshwa mubucukuzi bwa peteroli na gaze no gutunganya ibikoresho byo gutwara peteroli na gaze gasanzwe muri sisitemu yo gukusanya cyangwa ibikoresho byo gutunganya.
Imiyoboro y'amazi.
Inganda.
Ubwubatsi n'ibikorwa remezo: Mu nganda zubaka, zo kubaka ibiraro, inyubako zunganira, cyangwa indi mishinga yingenzi yibikorwa remezo, cyane cyane aho bisabwa gutwara intera ndende.
API 5L Icyiciro B Bingana
ASTM A106 Icyiciro B.: Amashanyarazi ya karubone adafite uburinganire busanzwe bukoreshwa muri serivisi yubushyuhe bwo hejuru, hamwe nibigize imiti hamwe nubukanishi busa cyane na API 5L Icyiciro B.
ASTM A53 Icyiciro B.: Ubu ni ubundi bwoko bwicyuma cya karubone, gishobora gusudwa cyangwa kidafite icyerekezo, kandi gikoreshwa cyane mubukanishi, ubwubatsi, nibindi bikorwa byubwubatsi.Nubwo ikoreshwa cyane cyane kumuvuduko muke nubushyuhe bukoreshwa, bimwe mubikoresho byumukanishi bisa na API 5L Icyiciro B.
EN 10208-2 L245NB: Yifashishijwe mu gukora imiyoboro yo gutwara imyuka yaka nandi mazi.L245NB (1.0457) nicyuma giciriritse giciriritse gifite ibyuma bya mashini bisa na API 5L Icyiciro B.
ISO 3183 L245: Ikoreshwa muri sisitemu yo gutwara imiyoboro munganda za peteroli na gaze.L245 muri ISO 3183 yegeranye cyane mumitungo ya API 5L Grade B kandi irashobora gukoreshwa muburyo bumwe.
Serivisi z'inyongera Turashobora gutanga
Botop Steelntabwo itanga gusa imiyoboro yo mu rwego rwo hejuru API 5L Icyiciro cya B icyiciro cya B, ariko inaguha urukurikirane rwa serivise zunganira, zirimo uburyo butandukanye bwo kurwanya ruswa, uburyo bwo gupakira ibintu, hamwe nubufasha bwuzuye bwibikoresho kugirango tumenye ko dushobora guhura nibitandukanye ibikenewe.
Twiyemeje gukora urubuga rumwe rwo gushakisha isoko igufasha kubona ibicuruzwa na serivisi byose ukeneye.Hamwe na serivise zacu zumwuga kandi zizewe, urashobora kurangiza buri ntambwe yumushinga wawe neza kandi nta mananiza, ukemeza ubuziranenge niterambere.Intego yacu nukubera umufatanyabikorwa wawe wizewe.
Kurwanya ruswa
Botop Steelitanga intera nini yo kurinda ruswa ihitamo, harimoirangi, irangi,3LPE (HDPE), 3LPP,FBE, hamwe na simaitike yo kurwanya, kugirango wuzuze ibisabwa bitandukanye byo gukoresha umushinga wawe.
gupakira
Dutanga uburyo butandukanye bwo gupakira, harimo imipira, ibishishwa, ibisanduku, hamwe nudupapuro twa pipe, bishobora gutegurwa kugirango uhuze ibyo ukeneye.
Inkunga ya tekiniki
Isosiyete yacu yiyemeje gutanga serivisi zinoze zubuhanga zikubiyemo ibyiciro byose byumushinga.Kuva gutegura umushinga mbere yo gutanga amasoko kugeza amasoko yo hagati yo gutanga amasoko no guteganya ubwikorezi, kugeza kubungabunga umushinga no gukemura ibibazo, itsinda ryacu ryumwuga rirashobora kuguha inama ninzobere.
Intego yacu nukugufasha kugura ibicuruzwa byujuje ubuziranenge kandi bihendutse mubushinwa, kureba ko umushinga wawe ugenda neza kandi neza.Dutegereje kuzakorana nawe kugirango dutsinde ejo hazaza.
