| Igoa o oloa | Paipa u'amea u'amea kaponi | |
| Tekinolosi | Longitudinal Electronic Resistance Welding(ERW) ;Uiliga maualuga (HFW) | |
| Tulaga | API5L, BS1387, ASTM A53/A106, EN10219, EN10210, EN10255, JIS G3452, JIS G3454, ma isi | |
| Tulaga lelei | Vasega uamea | GR.B,S275JRH,S275JOH,X42,X52,S355J0H |
| Tele | WT | 1.5mm-16mm |
| Tatami i fafo | 26.7mm-660mm | |
| Umi | 1m-12m poʻo lou manaʻoga | |
| Laufanua | Galvanized, 3PE, vali, suauu ufiufi, faʻailoga uamea, ma isi. | |
| Fa'ai'u | Fa'ai'uga manino, tipi, filo ma so'o, fa'apipi'i, flange, ma isi. | |
| Asiasiga | Fa'atasi ai ma Su'ega Su'ega Fa'ainisinia ma Meatotino Fa'ainisinia;Su'ega Hydrostatic, Su'esu'ega Fua ma Va'aiga, Fa'atasi ai ma Su'esu'ega Le Fa'aleagaina | |
| Tusipasi | BV, ISO, CE poʻo le tagata faʻatau. | |
| Fa'atatauga | fau fale paipa, fausaga paipa, Greenhouse paipa, Fau mea faumea, Faila meaafale, ma isi | |
| Tulaga Fefa'ataua'iga | FOB,CFR,CIF,CNF. | |
| Tulaga Totogi | T / T, L / C i le vaʻaiga 30% T / T muamua, paleni 70% e tatau ona totogi pe a uma ona maua le kopi o le BL | |
| uta uta | Tianjin Port | |
Vasega ma Fa'asu'esu'ega (％)
| Vasega | C | Mn | P≤ | S≤ | Cu | Ni | Cr | Mo | V |
| Ituaiga S (paipa e leai se fa'aoga) | |||||||||
| Vasega A | 0.25 | 0.95 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| Vasega B | 0.3 | 1.2 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
Su'ega fa'amalosi o le tino paipa-E tatau ona faia le suʻega tensile e tusa ai ma le ISO6892 poʻo le ASTM A370.E tatau ona fa'aogaina fa'ata'ita'iga umi.Faalua i le iunite su'esu'e o paipa fa'atasi ma le fua fa'alautele malulu abd
Su'ega Fa'amafola—E tasi le su'ega fa'amafola e tatau ona faia i fa'ata'ita'iga mai pito ta'itasi o paipa e lua ua filifilia mai lotoa ta'itasi.
Su'ega punou- ia lava le umi o le paipa e tu a'o punou maalili i le 90° fa'ata'amilo i se mandrel cylindrical.
Su'ega eletise e le fa'aleagaina-e fai ma sui i le su'ega o le vai, o le tino atoa o paipa ta'itasi e tatau ona su'eina i se su'ega eletise e le fa'aleagaina.Afai e faia le su'ega eletise e le fa'aleagaina, o le umi e tatau ona makaina i mataitusi "NDE"
Su'ega Hydro-static-O paipa ta'itasi e tatau ona faia i le su'ega o le mamafa o le vai.
100% su'ega X-ray mo le su'iga uelo.
Ole suʻega ultrasonic.
Ole su'ega ole taimi nei.
ERW paipa uʻamea i lenei tulaga e Mo masini ma le mamafa talosaga ma e talia foi mo faʻaoga masani i le ausa, vai, kesi, ma laina ea.E fetaui lelei mo le uelo, ma talafeagai mo le faia o gaioiga e aofia ai le viliina, punou, ma le flanging.
TensileManaoga：
|
| Vasega A | Vasega B |
| Malosi fa'asa, min,psi (MPa) | 48000 (330) | 60000 (415) |
| Malosi o le gaosiga, min, psi (MPa) | 30000 (205) | 35000 (240) |
Paipa fa'alava, Uuliuli / Varnish fa'apipi'i, fa'apipi'i zinc ma fa'apipi'i epoxy, ma isi (fa'apitoa);
6" ma lalo i fusi faʻatasi ma maata vavae e lua;
O pito uma e lua ma puipui pito;
Fa'ai'uga fa'apitoa, fa'ai'uga fa'ama'i (2" ma luga a'e fa'atasi ma pito fa'ama'i, fa'ailoga: 30~35°), filo ma fa'atasi;
Faailoga.
EN10219 S275J0H S275J2H / S275JRH STRUCTURAL ERW Paipa Uamea
ERW Uamea paipa
JIS G3454 Carbon ERW Steel Pipe Pressure Service
EN10210 S355J2H FA'AVAE ERW UA'IA PIPA
JIS G3452 Carbon ERW Uamea Paipa Mo Pipa masani
