Lumikizanani nafe kuti mudziwe zambiri za kukula kwake
Wogulitsa Mapaipi a Chitsulo a API 5L | Wopanga Mapaipi Opanda Msoko & Wolukidwa
| Chitoliro cha Chitsulo cha API 5LTsatanetsatane wa Zamalonda | |
| Magiredi | API 5L Giredi B, X42, X52, X56, X60, X65, X70, X80 |
| Mulingo Wofotokozera | PSL1, PSL2 |
| Makulidwe a M'mimba mwake akunja | 1/2” mpaka 2”, 3”, 4”, 6”, 8”, 10”, 12”, mainchesi 16, mainchesi 18, mainchesi 20, mainchesi 24 mpaka mainchesi 40. |
| Ndandanda Yokhuthala | SCH 10. SCH 20, SCH 40, SCH STD, SCH 80, SCH XS, mpaka SCH 160 |
| Mitundu Yopangira | Yopanda msoko, Yolumikizidwa ndi ERW, SAW mu LSAW, DSAW, SSAW, HSAW |
| Mtundu wa Mapeto | Malekezero opindika, Malekezero osalala |
| Kutalika kwa Utali | SRL, DRL, 20 FT (mamita 6), 40 FT (mamita 12) kapena, mwamakonda |
| Zipewa Zoteteza | pulasitiki kapena chitsulo |
| Chithandizo cha Pamwamba | Chovala chachilengedwe, chopakidwa varnish, chakuda, FBE, 3PE (3LPE), 3PP, CWC (Cholemera Chophimbidwa ndi Konkriti) CRA Chovala kapena Chokhala ndi Mizere |
Mitundu yosiyanasiyana ya magiredi kuyambira Giredi B mpaka X80
Yoyenera makina a mapaipi amphamvu kwambiri
Kulamulira khalidwe molimba ndi kutsata kwathunthu
Zosankha zingapo zokutira kuti mukhale ndi moyo wautali
Chitoliro cha Chitsulo cha API 5LTchati cha Kukula
| Chidutswa cha Kunja (OD) | Kukhuthala kwa Khoma (WT) | Kukula kwa Chitoliro Chodziwika (NPS) | Utali | Kalasi yachitsulo Ikupezeka | Mtundu |
| 21.3 mm (0.84 in) | 2.77 – 3.73 mm | ½″ | 5.8 m / 6 m / 12 m | Giredi B – X56 | Wopanda msoko / ERW |
| 33.4 mm (1.315 in) | 2.77 – 4.55 mm | 1″ | 5.8 m / 6 m / 12 m | Giredi B – X56 | Wopanda msoko / ERW |
| 60.3 mm (2.375 in) | 3.91 – 7.11 mm | 2″ | 5.8 m / 6 m / 12 m | Giredi B – X60 | Wopanda msoko / ERW |
| 88.9 mm (3.5 in) | 4.78 – 9.27 mm | 3″ | 5.8 m / 6 m / 12 m | Giredi B – X60 | Wopanda msoko / ERW |
| 114.3 mm (4.5 in) | 5.21 – 11.13 mm | 4″ | 6 m / 12 m / 18 m | Giredi B – X65 | Yopanda msoko / ERW / SAW |
| 168.3 mm (6.625 in) | 5.56 – 14.27 mm | 6″ | 6 m / 12 m / 18 m | Giredi B – X70 | Yopanda msoko / ERW / SAW |
| 219.1 mm (8.625 in) | 6.35 – 15.09 mm | 8″ | 6 m / 12 m / 18 m | X42 – X70 | ERW / SAW |
| 273.1 mm (10.75 in) | 6.35 – 19.05 mm | 10″ | 6 m / 12 m / 18 m | X42 – X70 | SAW |
| 323.9 mm (12.75 in) | 6.35 – 19.05 mm | 12″ | 6 m / 12 m / 18 m | X52 – X80 | SAW |
| 406.4 mm (16 in) | 7.92 – 22.23 mm | 16″ | 6 m / 12 m / 18 m | X56 – X80 | SAW |
| 508.0 mm (20 inchi) | 7.92 – 25.4 mm | 20″ | 6 m / 12 m / 18 m | X60 – X80 | SAW |
| 610.0 mm (24 in) | 9.53 – 25.4 mm | 24″ | 6 m / 12 m / 18 m | X60 – X80 | SAW |
Dinani batani la kumanja
PSL 1 (Zofotokozera Zamalonda Mulingo 1): Kwa mapaipi omangidwa pamlingo woyambira wa khalidwe.
PSL 2 (Zofotokozera Zamalonda Mulingo 2): Pogwiritsa ntchito mphamvu zapamwamba zamakina, zowongolera za mankhwala zolimba komanso NDT, zidziwitso zamphamvu kwambiri.
| Chinthu | PSL1 | PSL2 | Zolemba |
| Kuwongolera Kuphatikizika kwa Mankhwala | Malire okhazikika pa C, Mn, P, S | Malire okhwima, P ndi S otsika; kulamulira kwina kwa microalloy element kumaloledwa | PSL2 ndi yoyenera kwambiri m'malo otentha pang'ono komanso owononga |
| Mphamvu Yotulutsa (MPa) | Malinga ndi kalasi yofotokozera | Chimodzimodzi ndi PSL1; chokwera pang'ono pazitsulo zina zapamwamba | Zofunikira zazikulu zamakina ndizofanana |
| Mphamvu Yokoka (MPa) | Malinga ndi kalasi yofotokozera | Chimodzimodzi ndi PSL1 | |
| Kutalika (%) | Malinga ndi kalasi yofotokozera | Chimodzimodzi ndi PSL1 | |
| Mphamvu Yotsika Pakutentha (Charpy V-Notch) | Chosankha kapena chofunikira pa ntchito iliyonse | Zofunikira; nthawi zambiri zimayesedwa pa -20°C kapena -50°C | Zimalimbitsa kulimba kutentha kochepa |
| Kutha kupotoka | Zimakwaniritsa zofunikira zonse | Mayeso okhwima komanso ogwirizana ndi kusongoka nthawi zambiri amafunika | PSL2 imafuna ntchito yabwino kwambiri yowotcherera |
| Kulekerera kwa Miyeso | Mtundu wokhazikika | Zokhwima kwambiri | PSL2 ili ndi mphamvu yolamulira kukula kwa khoma ndi mainchesi. |
| Kulamulira Zilema / NDT | Kuyang'anira kwachizolowezi; UT/RT yosankha | UT/RT/MPI yofunikira | Kuonetsetsa kuti mapaipi ali otetezeka kwambiri |
| Malo Ogwiritsira Ntchito | Kuyendera mapaipi ambiri | Mapaipi othamanga kwambiri, kutentha kochepa, komanso owononga | PSL2 ndi yabwino kwambiri pamapulojekiti omwe ali ndi zofunikira kwambiri pachitetezo |
| Mtengo | Zotsika kwambiri | Pamwamba pang'ono | Chifukwa cha kuwunika kokhwima ndi zofunikira pakupanga |
Mapaipi otumizira mafuta ndi gasi mtunda wautali: Opangidwa ndi mphamvu yolimba komanso yodalirika yotseka kuti atsimikizire kuti mphamvu zimaperekedwa bwino m'madera osiyanasiyana.
Ma network ogawa gasi wachilengedwe m'matauni: Ogwira ntchito molimbika komanso mokhazikika, omwe amapereka gasi wachilengedwe nthawi zonse kuti agwiritsidwe ntchito m'nyumba ndi m'mabizinesi.
Mapaipi amadzi: Ali ndi mphamvu yolimbana ndi dzimbiri, abwino kwambiri popereka madzi akumwa m'mizinda, kutumiza madzi m'mafakitale komanso ntchito zotsukira zinyalala.
Zomangamanga zamafakitale ndi zamagetsi: Kukhazikika kwamphamvu kwa kapangidwe kake komanso nthawi yayitali yogwirira ntchito, zomwe zimagwiritsidwa ntchito kwambiri m'mafakitale opanga magetsi, maziko a petrochemical, malo opangira magetsi ndi mapulojekiti ena omanga olemera.
PSL2 ili ndi zofunikira zokhwima mu:
Kapangidwe ka mankhwala
Katundu wa makina
Kuyesa zotsatira
Kuyesa kosawononga (NDT)
Q: Kodi pali kusiyana kotani pakati pa chitoliro chopanda msoko ndi cholumikizidwa?
Yankho: Mapaipi opanda msoko ndi olimba kwambiri pamavuto akulu, pomwe mapaipi olumikizidwa ndi otsika mtengo kwambiri pakukula kwakukulu.
Q: Kodi mumapereka chiyeso cha chipani chachitatu?
A: Inde, kuwunika kwa SGS / BV kulipo musanatumize.
Tsatanetsatane Wolumikizirana
Pezani Mtengo wa Chitoliro cha API 5L Tsopano
Tumizani funso lanu ndi:
Giredi (X52 / X70 ndi zina zotero)
Kukula
Kuchuluka
Yankho lachangu mkati mwa maola 12
Adilesi
Malo oyendetsera chitukuko cha Kangsheng,
Chigawo cha Wuqing, mzinda wa Tianjin, China.
Maola
Lolemba-Lamlungu: Utumiki wa maola 24











