O lo'o iai nei la matou 'au fa'apitoa, fa'atinoga e tu'uina atu auaunaga lelei mo le matou tagata fa'atau.E masani ona matou mulimulitaʻia le aʻoaʻoga o tagata faʻatau, faʻamatalaga-taulai mo Tau Faʻapitoa mo SSAW / Sawl API 5L Spiral Welded Carbon Steel Pipe Natural Gas and Oil Pipeline, E le gata i lea, o le a matou taʻitaʻia lelei le au faʻatau e uiga i auala faʻaoga e faʻaaogaina ai a matou fofo. ma le auala e filifili ai mea talafeagai.
O lo'o iai nei la matou 'au fa'apitoa, fa'atinoga e tu'uina atu auaunaga lelei mo le matou tagata fa'atau.E masani ona matou mulimuli i le aʻoaʻoga o tagata faʻatau, faʻamatalaga-taulai moSaina LSAW/SSAW paipa uamea ma uelo paipa, O la matou misiona o le tuʻuina atu lea o le tau sili atu i a matou tagata faʻatau ma a latou tagata faʻatau.O lenei tautinoga e faʻapipiʻi mea uma matou te faia, faʻamalosia i matou e faʻaauau pea ona atiaʻe ma faʻaleleia a matou fofo ma faiga e faʻataunuʻu ai ou manaʻoga.
O le paipa o lo'o fa'atonuina i lalo o lenei fa'amatalaga e fa'aaogaina mo le maualuga o le 'au'aunaga i le ea ma le maualalo o le vevela. Fa'aaogaina mo le suau'u ma le kasa masani.
ASTM A671 LSAW(JCOE) Carbon Steel Pipe e tatau ona fa'alua fa'alua, fa'ato'a tu'ia uelo faia e tusa ai ma taualumaga ma e welders po'o fa'auila fa'agaioiga agava'a e tusa ai ma le ASME Boiler ma pressure Vessel Code, Vaega IX.
O vasega uma e ese mai i le 10, 11, 12 ma le 13 e tatau ona fa'afefeteina ile ogaumu e pulea ile ± 15 ℃ ma fa'apipi'iina i le fa'amauina o le hydrometer ina ia maua fa'amaumauga fa'avevela.
Gaosi: LSAW(JCOE) Paipa uamea
Tele : OD: 406~1500mm WT: 6~40mm
Vasega: CB60, CB65, CC60, CC65, ma isi.
Umi: 12M poʻo le umi faʻamaonia pe a manaʻomia.
Fa'ai'uga: Fa'ai'uga laugatasi, I'uga fa'ama'i, Fa'a'oloa ;
| Tulaga Fa'ainisiniamo ASTM A672 B60/B70/C60/C65/C70LSAWPaipa Uamea Carbon | |||||||||||||
| Paipa | Vasega | Tulaga, % | |||||||||||
| C maualuga | Mn | P maualuga | S maualuga | Si | O isi | ||||||||
| <=1i (25mm) | >1~2in (25~50mm) | >2~4in(50-100mm) | >4~8in (100~200mm) | >8i (200mm) | <=1/2in (12.5mm) | >1/2in (12.5mm) | |||||||
| CB | 60 | 0.24 | 0.21 | 0.29 | 0.31 | 0.31 | 0.98 maualuga | 0.035 | 0.035 | 0.13–0.45 | … | ||
| 65 | 0.28 | 0.31 | 0.33 | 0.33 | 0.33 | 0.98 maualuga | 0.035 | 0.035 | 0.13–0.45 | … | |||
| 70 | 0.31 | 0.33 | 0.35 | 0.35 | 0.35 | 1.30 maualuga | 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 | … | ||
| Meatotino Fa'ainisinia | |||||
| Vasega | |||||
|
| CB65 | CB70 | CC60 | CC65 | CC70 |
| Malosi fa'asa, min: | |||||
| ksi | 65 | 70 | 60 | 65 | 70 |
| Mpa | 450 | 485 | 415 | 450 | 485 |
| Malosiaga maua, min: | |||||
| ksi | 35 | 38 | 32 | 35 | 38 |
| MPa | 240 | 260 | 220 | 240 | 260 |
1. Vaitafe i fafo-Fa'avae ile fua fa'ata'amilomilo ±0.5% o le lautele fa'amaoti fafo.
2. I fafo-o-Roundness-Eseesega i le va o lapoa tetele ma laiti i fafo.
3. Fa'asinotonu-Fa'aaogāina o le 10 ft (3m) fa'asa'o tu'u ina ia fa'afeso'ota'i pito uma e lua ma le paipa, 1/8 inisi (3mm).
4. Mafiafia-O le mafiafia aupito maualalo o puipui i so'o se itu i totonu o le paipa e le tatau ona sili atu i le 0.01 in. (0.3mm) i lalo o le mafiafia fa'apitoa.
5. O uumi ma pito e leʻi faʻaogaina e tatau ona i totonu -0 + 1/2 ini. (-0 + 13mm) o le mea ua faʻamaonia.O uumi ma pito e faʻaaogaina e tatau ona malilie i ai i le va o le gaosiga ma le faʻatau.
Su'ega Tension—O mea tau fa'ase'esega o le so'oga fa'apipi'i e tatau ona fa'amalieina mana'oga aupito maualalo mo le malosi fa'ato'a sili o mea fa'apipi'i.
Su'ega fa'asaga-fa'a-uelo-u'u—E tatau ona talia le su'ega o le pi'o pe afai e leai ni ta'e po'o isi fa'aletonu e sili atu i le 1/8 inisi (3mm) i so'o se itu o lo'o i ai i le u'amea po'o le va o le u'amea ma le u'amea faavae pe a uma ona punou.
Su'esu'ega Fa'asalalau-O le umi atoa o uelo ta'itasi o le vasega X1 ma le X2 e tatau ona su'esu'eina fa'aleoleo e tusa ai ma mana'oga o le ASME Boiler and Pressure Vessel Code, Vaega fitu, parakalafa UW-51.
Igoa po'o le fa'ailoga o le gaosiga
Numera faʻamatalaga (tausaga-aso poʻo manaʻomia)
Tele (OD, WT, umi)
Vasega(A po'o le B)
Ituaiga paipa(F, E, po'o le S)
Su'ega mamafa (na'o paipa u'amea lamolemole)
Numera vevela
So'o se fa'amatalaga fa'aopoopo o lo'o fa'amaoti mai ile fa'atauga.
Aofa'i (futu, mita, po'o numera o umi)
Igoa o mea (paipa u'amea, fa'afefiloi eletise uelo)
Numera fa'amatalaga
Vasega ma vasega fa'ailoga
Tele (i fafo po'o totonu le lautele, masani pe la'ititi le mafiafia o puipui)
Umi (fa'apitoa pe fa'afuase'i)
Fa'ai'u fa'ai'uga
Fa'atauga filifiliga
Manaoga faaopoopo, pe afai ei ai.
Paipa ta'ufua po'o le Uuliuli / Varnish ufiufi/Epoxy coating/3PE ufiufi (e tusa ai ma manaoga o tagata faatau);
I le tatala;
O pito uma e lua ma puipui pito;
Fa'ai'uga fa'apitoa, fa'ai'uga fa'ai'uga (2 ″ ma luga a'e fa'atasi ma pito fa'ama'i, tikeri: 30~35°), fa'apitoa;
Faailoga.
O lo'o iai nei la matou 'au fa'apitoa, fa'atinoga e tu'uina atu auaunaga lelei mo le matou tagata fa'atau.E masani ona matou mulimulitaʻia le aʻoaʻoga o tagata faʻatau, faʻamatalaga-taulai mo Tau Faʻapitoa mo SSAW / Sawl API 5L Spiral Welded Carbon Steel Pipe Natural Gas and Oil Pipeline, E le gata i lea, o le a matou taʻitaʻia lelei le au faʻatau e uiga i auala faʻaoga e faʻaaogaina ai a matou fofo. ma le auala e filifili ai mea talafeagai.
Tau Fa'apitoa moSaina LSAW/SSAW paipa uamea ma uelo paipa, O la matou misiona o le tuʻuina atu lea o le tau sili atu i a matou tagata faʻatau ma a latou tagata faʻatau.O lenei tautinoga e faʻapipiʻi mea uma matou te faia, faʻamalosia i matou e faʻaauau pea ona atiaʻe ma faʻaleleia a matou fofo ma faiga e faʻataunuʻu ai ou manaʻoga.
