API 5L X42, inozivikanwawo seL290, imhando yepombi yemutsetse inoshandiswa muindasitiri yemafuta uye gasi.
Material properties are asimba shoma regoho re42,100 psi(290 MPa) uye asimba shoma shoma re60,200 psi(415 MPa).Igiredhi rimwe rakakwirira kupfuura API 5L Giredhi B uye inokodzera kushandiswa kwepakati-simba.
X42 inowanzo gadzirwa muSeamless, SSAW, LSAW, uye ERW.Coatings uye kupera zviripo kusangana nezvinodiwa zvekushandisa.
Delivery Conditions
Zvichienderana nemamiriro ekutumira uye PSL level, inogona kuiswa sezvizvi:
PSL1: X42 kana L290;
PSL2: X42R, X42N, X42Q, X42M kana L290R, L290N, L290Q, L290M;
Mavara echivakashure chePSL2 chimwe nechimwe chinomiririra kurapwa kwekupisa kwakasiyana.
R: Yakakungurutswa;
N: Normalizing;
Q: Akadzimwa uye Akatsamwa;
M: Thermo-mechanical kurapwa.
Manufacturing Process
X42 inobvumira nzira inotevera yekugadzira:
Kana iwe ukaona izvi zvipfupiso zvakaoma kunzwisisa, tarisa yedu kuunganidzwa kwezvinyorwa pazvakajairika zvipfupiso nokuda simbi pombi.
Botop Steel inogona kukupa huwandu hwehukuru hwepombi sezvakaratidzwa patafura pazasi.
Yedu Supply Range
Chiyero: API 5L (ISO 3183);
PSL1: X42 kana L290;
PSL2: X42R, X42N, X42Q, X42M kana L290R, L290N, L290Q, L290M;
Welded steel pipe:LSAW(SAWL), SSAW (HSAW), DSAW, ERW;
Seamless simbi pombi:SMLS;
Pombi Mapurogiramu: SCH10, SCH20, SCH30, SCH40, SCH60, SCH80, SCH100, SCH120, SCH140 uye SCH160.
Kuzivikanwa: STD (Standard), XS (Extra Strong), XXS (Double Extra Strong);
Kupfeka: Pendi, varnish,3LPE, FBE, 3LPP, HDPE, galvanized, epoxy zinc-rich, simende inorema, nezvimwe.
Packing: Mvura isingapindi jira, matanda kesi, simbi bhandi kana simbi waya bundling, epurasitiki kana simbi pombi kupera mudziviriri, etc. Customized.
Kufananidza Zvigadzirwa: Bends,flanges, pombi fittings, uye zvimwe kuenzanisa zvigadzirwa zviripo.
API 5L X42 Chemical Kuumbwa
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
Kemikari Inoumbwa ine t ＞ 25.0 mm (0.984 mukati.)
Izvi zvinogona kutaurirana nekutaura kune kemikari iri pamusoro.
API 5L X42 Mechanical Properties
Tensile Properties
Iyo tensile bvunzo muyedzo wakakosha weiyo mechaniki zvivakwa zvesimbi machubhu, ayo anokwanisa kuyera goho resimba, kusimba kwesimba, uye elongation yakakosha paramita.
X42 goho simba i42,100 psi kana 290 MPa.
X42 tensile simba i60,200 psi kana 415 MPa.
PSL1 X42 Tensile Properties
PSL2 X42 Tensile Zvivakwa
Cherechedza: Zvinodiwa zvakatsanangurwa muMechanical Properties chikamu cheAPI 5L X52, iyo inogona kutariswa nekudzvanya pablue font kana uchifarira.
Zvimwe Zviedzo zveMechanical
Bend Test
Flattening Test
Guided-bend Test
CVN Impact Muedzo wePSL 2 Pipe
DWT Muedzo wePSL 2 Welded Pipe
Ehe, haasi ese machubhu anoda kuongororwa seti izere yemakanika zvivakwa, asi bvunzo dzinosarudzwa zvinoenderana nerudzi rwechubhu.Zvakananga zvinodikanwa zvinogona kuwanikwa muMatafura 17 uye 18 eiyo API 5L standard.
Iwe unogona zvakare kutibata isu kuti uwane ruzivo urwu.
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 yesimbiuye hapazove nekudonha kubva kune weld kana pombi muviri panguva yekuedzwa.
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
Ese machubhu asina musono ePSL 2, uye akadzimwa uye akashatirwa asina musono machubhu ePSL1 Grade B, achaiswa mukuzara-kureba (100 %) kusingaparadzi bvunzo.
Imwe kana musanganiswa weET (Electromagnetic Testing), UT (Ultrasonic Testing), uye MT (Magnetic Particle Testing) inogona kushandiswa kuNDT.
Dimensional Tolerances
Iyo API 5L inodiwa yedimensional kushivirira yakatsanangurwa mukatiAPI 5L Giredhi B.Kuti udzivise kudzokorora, unogona kudzvanya pane yebhuruu font kuti uone iwo akakodzera ruzivo.
API 5L Pipe Schedule Chati
Kuti zvive nyore kuona uye kushandisa, isu takaronga yakakodzera purogiramu mafaera ePDF.Unogona kudhawunirodha uye kuona magwaro aya kana zvichidikanwa.
Uye zvakare, API 5L inotsanangura zvinotenderwa zvakatsanangurwa kunze kwedhayamita uye yakatsanangurwa madziro ukobvu.
Dimensional Tolerances
Iyo API 5L inodiwa yedimensional kushivirira yakatsanangurwa mukatiAPI 5L Giredhi B.Kuti udzivise kudzokorora, unogona kudzvanya pane yebhuruu font kuti uone iwo akakodzera ruzivo.
Zvigadzirwa zvedu zvinoenderana
Kubva pakavambwa muna 2014.Botop Steelrave mutengesi anotungamira wekabhoni simbi pombi kuChamhembe kweChina, inozivikanwa nebasa rakanakisa, zvigadzirwa zvemhando yepamusoro, uye mhinduro dzakakwana.
Iyo kambani inopa dzakasiyana siyana dzekabhoni simbi mapaipi uye zvigadzirwa zvine hukama, zvinosanganisira isina musono, ERW, LSAW, uye SSAW simbi pombi, pamwe neyakakwana mutsara wepombi fittings uye flanges.Zvigadzirwa zvayo zvehunyanzvi zvinosanganisira alloys epamusoro-giredhi uye austenitic simbi isina tsvina, yakagadzirirwa kusangana nezvinodiwa zveakasiyana mapurojekiti epombi.
