Cholinga chathu chidzakhala kukwaniritsa ogula athu popereka chithandizo cha golide, mtengo wabwino kwambiri komanso mtundu wapamwamba kwambiri wa API 5L Gr.B Large Diameter Spiral Welded Steel Pipe LSAW Pipe, Tikulandira ndi mtima wonse ogula akunja kuti akambirane za mgwirizano wanthawi yayitali komanso kupita patsogolo komwe kulipo.
Cholinga chathu chikhala kukwaniritsa ogula athu popereka chithandizo chagolide, mtengo wopambana komanso wapamwamba kwambiriChina Carbon Steel Pipe ndi Carbon Pipe, Takhala ndi udindo pazambiri zonse zomwe makasitomala athu amayitanitsa mosasamala kanthu za mtundu wa chitsimikiziro, mitengo yokhutitsidwa, kutumiza mwachangu, kulumikizana nthawi, kulongedza kukhuta, mawu olipira osavuta, mawu abwino otumizira, pambuyo pa ntchito zogulitsa etc. Timapereka mwayi umodzi utumiki ndi kudalirika kwambiri kwa makasitomala athu onse.Timagwira ntchito mwakhama ndi makasitomala athu, ogwira nawo ntchito, ogwira ntchito kuti apange tsogolo labwino.
Chitoliro cholamulidwa pansi pa ndondomekoyi chimagwiritsidwa ntchito pa ntchito yothamanga kwambiri pamlengalenga ndi kutentha kwapansi.Amagwiritsidwa ntchito kwambiri 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 kukula | 0.035 | 0.035 | 0.13–0.45 | … | ||
| 65 | 0.28 | 0.31 | 0.33 | 0.33 | 0.33 | 0.98 kukula | 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 diameters.
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 opanda makina uzikhala mkati mwa -0+1/2 mkati. (-0+13mm) kuchokera pamenepo.Kutalika kokhala ndi malekezero opangidwa ndi makina kudzakhala monga momwe adagwirizana 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 zokutira zakuda / za Varnish / zokutira za Epoxy / 3PE zokutira (malinga ndi zomwe kasitomala amafuna);
Mu kutayirira;
Zonsezi zimathera ndi otetezera mapeto;
Mapeto osavuta, malekezero a bevel (2 ″ ndi pamwamba ndi ma bevel malekezero, digiri: 30 ~ 35 °), makonda;
Marking.Cholinga chathu chidzakhala kukwaniritsa ogula athu popereka chithandizo cha golide, mtengo wopambana komanso khalidwe lapamwamba la High definition API 5L Gr.B Large Diameter Spiral Welded Steel Pipe LSAW Pipe, Tikulandira ndi mtima wonse ogula akunja kuti akambirane za mgwirizano wanthawi yayitali komanso kupita patsogolo komwe kulipo.
Kutanthauzira kwakukuluChina Carbon Steel Pipe ndi Carbon Pipe, Takhala ndi udindo pazambiri zonse zomwe makasitomala athu amayitanitsa mosasamala kanthu za mtundu wa chitsimikiziro, mitengo yokhutitsidwa, kutumiza mwachangu, kulumikizana nthawi, kulongedza kukhuta, mawu olipira osavuta, mawu abwino otumizira, pambuyo pa ntchito zogulitsa etc. Timapereka mwayi umodzi utumiki ndi kudalirika kwambiri kwa makasitomala athu onse.Timagwira ntchito mwakhama ndi makasitomala athu, ogwira nawo ntchito, ogwira ntchito kuti apange tsogolo labwino.
