TheAPI 5Lakajairika mazita machubhu zvichienderana neushoma hwawo hwegoho simba.Naizvozvo,X52 (L360) ine simba shoma regoho re52,200 psi (360 MPa).
X52=L360, inzira mbiri dzekutaura giredhi imwe yepombi muAPI 5L chiyero.
X52igiredhi repakati muAPI 5L, richibatanidza simba repamusoro nehupfumi.Inoshandiswa zvakanyanya mukufambisa oiri uye gasi, mapurojekiti ekuvaka, mapaipi epasi pemvura, nezvimwe.
Botop Steelinyanzvi inogadzira gobvu-yakakomberedzwa hombe-dhayamita kaviri-mativi akanyura arc LSAW simbi pombi iri kuChina.
1. Nzvimbo: Cangzhou City, Hebei Province, China;
2. Total Investment: 500 mamiriyoni RMB;
3. Nzvimbo yefekitari: 60,000 square metres;
4. Kwegore rekugadzira simba: 200,000 matani eJCOE LSAW mapaipi esimbi;
5. Equipment: Advanced kugadzirwa uye kuedza michina;
6. Specialization: LSAW simbi pombi kugadzirwa;
7. Certification: API 5L yakasimbiswa.
API 5L X52 Classification
Zvichienderana nehuwandu hwePSL uye mamiriro ekutumira, X52 inogona kuiswa sezvizvi:
PSL1: X52;
PSL2:X52N kana L360N;X52Q kana L360Q;X52M kana L360M.
MuPSL2, iyo suffix tsamba inoreva rudzi rwekupisa kupisa izvo zvinhu zvinofanirwa kuiswa pamberi pekupedzisira kuburitswa.Unogona kuonakuendesa mamiriropazasi kuti uwane rumwe ruzivo.
Delivery Conditions
Kutanga Nyaya
Ingots, blooms, billets, coils, kana ndiro.
Kune PSL 2 pombi, simbi inouraiwa uye inogadzirwa maererano netsika yakanaka yezviyo.
Iyo coil kana ndiro inoshandiswa kugadzira PSL 2 pombi haifaniri kunge iine chero kugadzirisa welds.
API 5L X52 Manufacturing Process
X52 machubhu anogona kugadzirwa uchishandisa akasiyana machubhu ekugadzira maitiro kuti asangane neasiyana einjiniya zvinodiwa.
Kuti uwane zvimwe nezve zvinoreva acronym Manufacturing process,tinya pano.
SAWLndiyo optimum solution yeyakakura-dhayamita, yakakora-madziromapaipi esimbi.
Matemu "SAWL"uye"LSAW" zvose zvinoreva Longitudinal Submerged Arc Welded, asi inotaurwa zvakasiyana munzvimbo dzakasiyana-siyana. Kusiyana neizvi, izwi rokuti "LSAW" rinonyanya kushandiswa mumhizha.
LSAW pombi inogona kunge yakasungwa kaviri nekuda kwekushomeka kwemidziyo mukugadzirwa kwepombi yakakura-dhayamita, uye mawelds anofanirwa kunge akaparadzana 180 °.
Pipe End Types dzeAPI 5L X52
PSL1 Steel Pipe End: Belled end kana Plain end;
PSL2 Steel Pipe End: Plain end;
Kune plain pombi inoperazvinotevera zvinodiwa zvinofanira kuteverwa:
Kumagumo zviso zve t ≤ 3.2 mm (0.125 mu) plain end pombi inofanira kuchekwa.
Machubhu asina magumo ane t > 3.2 mm (0.125 mukati) anozoiswa beveled kuitira welding.Iyo bevel angle inofanira kuva 30-35 ° uye hupamhi hwemudzi wechiso chebevel inofanira kuva 0.8 - 2.4 mm (0.031 - 0.093 mukati).
API 5L X52 Chemical Kuumbwa
Mushonga wemakemikari wePSL1 uye PSL2 simbi pombi t > 25.0 mm (0.984 mu) ichagadziriswa nechibvumirano.
Kemikari Inoumbwa yePSL 1 Pipe ine t ≤ 25.0 mm (0.984 mukati.)
Kemikari Inoumbwa yePSL 2 Pipe ine t ≤ 25.0 mm (0.984 mukati.)
Ye PSL2 simbi pombi zvigadzirwa akaongororwa neKabhoni yemukati ye ≤0.12%, iyo kabhoni yakaenzana CEpcminogona kuverengerwa uchishandisa inotevera formula:
CEpcm= C + Si/30 + Mn/20 + Cu/20 + Ni/60 + Cr/20 + Mo/15 + V/15 + 5B
Ye PSL2 simbi pombi zvigadzirwa akaongororwa neKabhoni yemukati > 0.12%, iyo kabhoni yakaenzana CEllwinogona kuverengerwa uchishandisa formula iri pazasi:
CEllw= C + Mn/6 + (Cr + Mo + V)/5 + (Ni +Cu)/15
API 5L X52 Mechanical Properties
Tensile Properties
Tensile yekuyedza inoyera matatu akakosha paramita:bereka simba, tensile simba,uyeelongation.
PSL1 X52 Tensile Properties
PSL2 X52 Tensile Zvivakwa
Cherechedza: Iyo yakatsanangurwa shoma elongation, Afichave sezvakatemwa uchishandisa inotevera equation:
Af= C × (Axc0.2/U0.9)
Cndeye 1940 yekuverenga uchishandisa SI units uye 625,000 pakuverenga uchishandisa USC mayunitsi;
Axc ndiyo inoshandiswa tensile test piece cross-sectional area, inoratidzwa mu square millimeters (square inches), sezvinotevera:
1) yedenderedzwa yemuchinjikwa-chikamu bvunzo zvidimbu, 130 mm2(0.20 mukati.2) ye 12.7 mm (0.500 mukati) uye 8.9 mm (0.350 mukati) dhayamita bvunzo zvidimbu;65 mm2(0.10 mukati.2) ye6.4 mm (0.250 in.) dhayamita bvunzo zvidimbu;
2) kune yakazara-chikamu bvunzo zvidimbu, zvishoma a) 485 mm2(0.75 mukati.2) uye b) nzvimbo yemuchinjikwa-chikamu chechidimbu chekuedza, T inotorwa uchishandisa iyo yakataurwa kunze kwedhayamita uye yakatsanangurwa madziro emadziro epombi, yakatenderedzwa kusvika padyo 10 mm.2(0.01 mukati.2);
3) yezvimedu zvebvunzo zvidimbu, zvishoma a) 485 mm2(0.75 mukati.2) uye b) nzvimbo yemuchinjikwa-chikamu chechidimbu chekuedza, inotorwa uchishandisa hupamhi hwakatarwa hwechidimbu chekuedza uye nehupamhi hwemadziro epombi, yakatenderedzwa kune iri pedyo 10 mm.2(0.01 mukati.2);
Undiyo yakataurwa shoma yekusimba simba, inoratidzwa mu megapascals (mapaundi per square inch).
Zvimwe Zviedzo zveMechanical
Iyi inotevera bvunzo chirongwa chinoshanda kuneSAW mhando dzepombi.Kune dzimwe mhando dzepombi, ona Matafura 17 ne18 eAPI 5L.
Weld gwara rekukotama bvunzo;
Cold-formed welded pipe hardness test;
Macro kuongororwa kwe welded seam;
uye chete yePSL2 simbi pombi: CVN kukanganisa bvunzo uye DWT bvunzo.
Hydrostatic Test
Nguva Yekuedza
Ese saizi yemachubhu asina musono uye akaiswa simbi ane D ≤ 457 mm (18 in.):nguva yekuedza ≥ 5s;
Welded simbi pombi D > 457 mm (18 mukati.):nguva yekuedza ≥ 10s.
Kuedza Frequency
Imwe neimwe pombi yesimbi.
Miedzo yekuedza
Iyo hydrostatic test pressure P yeaplain-end simbi pombiinogona kuverengerwa nekushandisa formula.
P = 2St/D
Sndiyo hoop stress.kukosha kwakaenzana neyakatsanangurwa kushoma goho simba resimbi pombi xa percent, muMPa (psi);
tndiko kutsanangurwa kwemadziro ukobvu, kunoratidzwa mumamirimita (inches);
Dndiyo yakataurwa kunze kwedhayamita, inoratidzwa mumamirimita (inches).
Nondestructive Inspection
Zvemachubhu eSAWnzira mbiri,UT(ultrasonic test) kanaRT(radiographic testing), inowanzoshandiswa.
ET(electromagnetic test) haishande kune SAW machubhu.
Welded seams pawelded pombi dzemagiredhi ≥ L210/A uye madhayamita ≥ 60.3 mm (2.375 mukati) achaongororwa zvisina kukuvadza kuti akakora uye kureba kwakazara (100 %) sezvakatsanangurwa.
UT kuongororwa kusingaparadzi
RT kuongororwa kusingakuvadzi
Cold Sizing uye Cold Kuwedzera
Kutonhora saizi uye kutonhora kuwedzera maitiro maviri akajairwa ekugadzirisa anoshandiswa mukugadzirwa kweLSAW machubhu kuve nechokwadi chekuti machubhu anowana chaiwo zviyero uye zvemuchina.Maitiro ese ari maviri anotonhora ekushanda maitiro, uko chimiro uye saizi yechubhu zvinogadziriswa pakudziya kwekamuri.
Saizi reshiyo yekutonhora kuwedzeramachubhu haafanire kunge ari pasi pe0.003 uye haazove akakura kupfuura 0.015.
Saizi rate yeinotonhora-saizipombi yesimbi haifanire kunge yakakura kupfuura 0.015, kunze kweiyo inotevera kesi:
a) Iyo pombi inozogadziriswa kana kudzimwa uye kudzikamiswa;
b) Iyo yese inotonhora-saizi simbi chubhu inozopedzisira yadzikiswa-kunetseka.
Taura Kunze Diameter uye Kukora Kwemadziro
Mitemo yakamisikidzwa yemadhayamita ekunze uye makobvu akatsanangurwa emadziro epombi yesimbi anopihwa mukatiISO 4200uyeASME B36.10M.
Dimensional Tolerances
Ndokumbira tinya pane yebhuruu font kurudyi kuti uone kushivirira kwedimensional, zvinodiwa zvakanyorwa mukatiAPI 5L Giredhi Bkuti uwane ruzivo.
API 5L X52 Zvishandiso
API 5L X52 simbi pombi inoshandiswa zvakanyanya mune akati wandei akakosha maapplication nekuda kweakanakisa emakanika zvivakwa uye kugona kuchinjika kune yakaoma nharaunda.
Kutakura mafuta uye gasi: Ichi ndicho chimwe chezvakajairika kunyorera API 5L X52.Inonyanya kushandiswa kureba kureba kwemafuta uye gasi ekufambisa mapaipi, kunyanya kana paine yakanyanya kudzvanywa mukati.
Kuvaka uye zvivakwa: Inogona kushandiswa kugadzira zvivakwa zvekutsigira mabhiriji uye zvivakwa.Inogonawo kushandiswa mukugadzira mabhureki kana zvimwe zvivako zvinotakura zvinhu, kunyanya apo marefu akareba kana hukuru hwekutakura hunodiwa hunodiwa.
Subsea mapaipi: Subsea pombi mapurojekiti ane chimwe chinodiwa chepombi isingadziviriri uye yakasimba-yakasimba, uye API 5L X52 inokunda mune izvi.Inopikisa mvura yegungwa uye inochengetedza kuvimbika uye kushanda kwepombi, zvichiita kuti ive yakanaka yekubatanidza kune offshore oiri uye gasi zviwanikwa.
Yedu Supply Range
Chiyero: API 5L;
PSL1: X52 kana L360;
PSL2: X52N, X52Q, X52M kana L360N, L360Q, L360M;
Pipe Type: Welded Carbon Steel Pipe;
Manufacturing Process: LSAW, SAWL kana DSAW;
Kunze Diameter: 350 - 1500;
Rusvingo Ukobvu: 8 - 80mm;
Urefu: Hurefu hwakareba kana hurefu husina kurongeka;
Pombi Mapurogiramu: SCH10, SCH20, SCH30, SCH40, SCH60, SCH80, SCH100, SCH120, SCH140 uye SCH160.
Kuzivikanwa: STD, XS, XXS;
Coating: Pendi, varnish, 3LPE, FBE, 3LPP, HDPE, galvanized, epoxy zinc-rich, simende yakayerwa, nezvimwe.
Packing: Mvura isingapindi jira, matanda kesi, simbi bhandi kana simbi waya bundling, epurasitiki kana simbi pombi kupera mudziviriri, etc. Customized.
Kufananidza Zvigadzirwa: Bend, flanges, pombi fittings, uye zvimwe zvinofananidzira zvigadzirwa zviripo.
