Kulimbikira "Zapamwamba kwambiri, Kutumiza Mwachangu, Mtengo Waukali", takhazikitsa mgwirizano wanthawi yayitali ndi makasitomala ochokera kumayiko akunja komanso akunja ndikupeza ndemanga zapamwamba zamakasitomala atsopano ndi akale odziwika bwino DIN1629 St37 St44 St52 S355j2h Seamless Carbon Steel Pipe, Tikukuitanani nonse inu ndi bizinesi yanu kuti muchite bwino limodzi nafe ndikugawana nthawi yayitali padziko lonse lapansi.
Kulimbikira mu "Zapamwamba kwambiri, Kutumiza Mwachangu, Mtengo Waukali", takhazikitsa mgwirizano wanthawi yayitali ndi makasitomala ochokera kumayiko akunja komanso akunja ndikupeza ndemanga zabwino zamakasitomala atsopano ndi akale aChina Seamless mapaipi ndi Zitsulo Chitoliro, Tikufuna kukhala bizinesi yamakono ndi malonda abwino a "Kuwona mtima ndi chidaliro" komanso ndi cholinga cha "Kupereka makasitomala ntchito zowona mtima kwambiri ndi zinthu zabwino kwambiri".Tikupempha moona mtima chithandizo chanu chosasinthika ndikuyamikira upangiri wanu wachifundo ndi chitsogozo.
Chitoliro cholamulidwa pansi pa ndondomekoyi chimagwiritsidwa ntchito pa ntchito yothamanga kwambiri pamlengalenga ndi kutentha kwapansi.Mainly amagwiritsidwa ntchito pofalitsa mafuta ndi gasi.
Chithunzi cha ASTM A671LSAW(JCOE) Carbon Steel Pipeadzakhala ndi ma welds awiri, olowera kwathunthu opangidwa motsatira ndondomeko komanso ndi owotcherera kapena owotcherera oyenerera malinga ndi ASME Boiler ndi pressure Vessel Code, Gawo IX.
Makalasi onse kupatula 10, 11, 12 ndi 13 azitenthedwa mu ng'anjo yoyendetsedwa mpaka ± 15 ℃ ndikukhala ndi chojambulira chojambulira kuti zolemba zotentha zizipezeka.
Kupanga: LSAW(JCOE) mapaipi achitsulo
Kukula: OD: 406 ~ 1500mm WT: 6 ~ 40mm
Gulu: CB60, CB65, CC60, CC65, etc.
Utali: 12M kapena kutalika kwake komwe kumafunikira.
Mapeto: Plain End, Beveled End, Grooved;
| Zofunika Zamankhwalakwa ASTM A672 B60/B70/C60/C65/C70Mtengo wa LSAWChitoliro cha Carbon Steel | |||||||||||||
| Chitoliro | Gulu | Kupanga,% | |||||||||||
| C max | Mn | P max | S max | Si | Ena | ||||||||
| <=1 mu (25mm) | > 1 ~ 2in (25-50mm) | >2~4in(50-100mm) | > 4 ~ 8in (100 ~ 200mm) | > 8in (200mm) | <=1/2in (12.5mm) | > 1/2in (12.5mm) | |||||||
| CB | 60 | 0.24 | 0.21 | 0.29 | 0.31 | 0.31 | 0.98 max | 0.035 | 0.035 | 0.13–0.45 | … | ||
| 65 | 0.28 | 0.31 | 0.33 | 0.33 | 0.33 | 0.98 max | 0.035 | 0.035 | 0.13–0.45 | … | |||
| 70 | 0.31 | 0.33 | 0.35 | 0.35 | 0.35 | 1.30 max | 0.035 | 0.035 | 0.13–0.45 | … | |||
| CC | 60 | 0.21 | 0.23 | 0.25 | 0.27 | 0.27 | 0.55–0.98 | 0.79–1.30 | 0.035 | 0.035 | 0.13–0.45 | … | |
| 65 | 0.24 | 0.26 | 0.28 | 0.29 | 0.29 | 0.79–1.30 | 0.79–1.30 | 0.035 | 0.035 | 0.13–0.45 | … | ||
| 70 | 0.27 | 0.28 | 0.30 | 0.31 | 0.31 | 0.79–1.30 | 0.79–1.30 | 0.035 | 0.035 | 0.13–0.45 | … | ||
| Mechanical Properties | |||||
| Gulu | |||||
|
| CB65 | CB70 | CC60 | CC65 | CC70 |
| Mphamvu yolimba, min: | |||||
| ksi | 65 | 70 | 60 | 65 | 70 |
| Mpa | 450 | 485 | 415 | 450 | 485 |
| Mphamvu zokolola, min: | |||||
| ksi | 35 | 38 | 32 | 35 | 38 |
| MPa | 240 | 260 | 220 | 240 | 260 |
1. Diameter ya Kunja-Kutengera muyeso wozungulira ± 0.5% wa m'mimba mwake womwe watchulidwa.
2. Out-of-Roundness-Kusiyana pakati pa zazikulu ndi zazing'ono zakunja zakunja.
3. Kuyanjanitsa-Kugwiritsa 10 ft (3m) kuwongola anaika kuti malekezero onse kukhudzana ndi chitoliro, 1/8 mu. (3mm).
4. Makulidwe - Makulidwe ochepa a khoma nthawi iliyonse mu chitoliro sichiyenera kupitirira 0.01 in. (0.3mm) pansi pa makulidwe otchulidwa mwadzina.
5. Utali wokhala ndi malekezero osapangana uzikhala mkati mwa -0+1/2 mkati. (-0+13mm) kuchokera pamenepo.Utali wokhala ndi malekezero opangidwa ndi makina udzakhala wogwirizana pakati pa wopanga ndi wogula.
Kuyesa Kwamphamvu-Zomwe zimasunthika zolumikizirana zowotcherera zimakwaniritsa zofunikira kuti pakhale mphamvu yolimba yazinthu zomwe zatchulidwa.
Mayeso opindika-wowongolera-wokhotakhota - Mayeso opindika adzakhala ovomerezeka ngati palibe ming'alu kapena zolakwika zina zopitirira 1/8 mkati (3mm) kumbali iliyonse zilipo muzitsulo zowotcherera kapena pakati pa zitsulo zowotcherera ndi zitsulo zoyambira pambuyo popindika.
Mayeso a Radio-graphic-Utali wonse wa weld iliyonse ya kalasi X1 ndi X2 udzawunikidwa mozama motsatira ndikukwaniritsa zofunikira za ASME Boiler and Pressure Vessel Code, Gawo lachisanu ndi chiwiri, ndime UW-51.
Dzina kapena chizindikiro cha wopanga
Nambala yachidziwitso (chaka cha chaka kapena chofunikira)
Kukula (OD, WT, kutalika)
Gulu (A kapena B)
Mtundu wa chitoliro (F, E, kapena S)
Kuthamanga kwa mayeso (chitoliro chopanda chitsulo chokha)
Nambala Yotentha
Zowonjezera zilizonse zomwe zafotokozedwa muzogula.
Kuchuluka (mapazi, mamita, kapena kuchuluka kwa utali)
Dzina la zinthu (chitsulo chitoliro, magetsi maphatikizidwe welded)
Nambala yodziwika
Makalasi ndi kalasi
Kukula (kunja kapena mkati mwake, wamba kapena makulidwe ochepa a khoma)
Utali (mwachindunji kapena mwachisawawa)
Kumaliza kumaliza
Zosankha zogula
Zofunikira zowonjezera, ngati zilipo.
Chitoliro chopanda kanthu kapena Chophimba Chakuda / Varnish / Chophimba cha Epoxy / 3PE (malinga ndi zofuna za kasitomala);
Mu kutayirira;
Zonsezi zimathera ndi otetezera mapeto;
Mapeto osavuta, malekezero a bevel (2 ″ ndi pamwamba ndi ma bevel malekezero, digiri: 30 ~ 35 °), makonda;
Kulemba.Kulimbikira mu "Zapamwamba kwambiri, Kutumiza Mwachangu, Mtengo Waukali", takhazikitsa mgwirizano wanthawi yayitali ndi makasitomala ochokera kumayiko akunja komanso akunja ndikupeza ndemanga zapamwamba zamakasitomala atsopano ndi akale odziwika bwino a DIN1629 St37 St44 St52 S355j2h Osakhazikika Carbon Steel Pipe, Tikukuitanani nonse inu ndi bizinesi yanu kuti muchite bwino limodzi nafe ndikugawana nthawi yayitali padziko lonse lapansi.
Mbiri yapamwambaChina Seamless mapaipi ndi Zitsulo Chitoliro, Tikufuna kukhala bizinesi yamakono ndi malonda abwino a "Kuwona mtima ndi chidaliro" komanso ndi cholinga cha "Kupereka makasitomala ntchito zowona mtima kwambiri ndi zinthu zabwino kwambiri".Tikupempha moona mtima chithandizo chanu chosasinthika ndikuyamikira upangiri wanu wachifundo ndi chitsogozo.
