Talu ai nei, na tuʻuina atu ai ma le manuia le Botop SteelASTM A106 Vasega B paipa u'amea lamolemolena faia su'esu'ega malosi e se lala sooupu e asiasia isi vaega (TPI).
E taua le matauina o lenei tagata faʻatau na tuʻuina atu le tele o poloaiga mo lenei oloa i le gasologa o le tausaga, lea e atagia atoatoa ai lo latou faʻaalia malosi ma le faʻalagolago i le lelei ma le auaunaga na tuʻuina atu e Botop Steel.
Fa'amatalaga o Poloketi:
Numera o Poloaiga: BT20250709A
Mea: ASTM A106 Vasega B Paipa Uamea Su'esu'e
Tele: 12", 18", 20", 24"
Aofa'i le mamafa: 189 tone
Mea Su'esu'ega a le TPI: Fa'aaliga, fua, fa'a-kemikolo, mea fa'ainisinia, ma su'ega e le fa'aleagaina.
Fa'amaumauga o Su'esu'ega o Su'esu'ega Vailaau
| ASTM A106 Vasega B | Tulaga Vailaau, % | |||||||||
| C | Mn | P | S | Si | Cr | Cu | Mo | Ni | V | |
| Tulaga Manaomia | 0.30 maualuga | 0.29-1.06 | 0.035 maualuga | 0.035 maualuga | 0.10 min | 0.40 maualuga | 0.40 maualuga | 0.15 maualuga | 0.40 maualuga | 0.08 maualuga |
| I'uga Moni | 0.22 | 0.56 | 0.005 | 0.015 | 0.24 | 0.19 | 0.007 | 0.0018 | 0.015 | 0.0028 |
Fa'amaumauga o Su'esu'ega o Meatotino Fa'ainisinia
| ASTM A106 Vasega B | Meatotino Fa'ainisinia | |||
| Malosi Tetele | Malosi e maua | Fa'aumiumi (faaumiumi) | Su'ega punou | |
| Tulaga Manaomia | 415 MPa min | 240 MPa min | 30 % min | Leai ni ta'e |
| I'uga Moni | 470 MPa | 296 MPa | 37.5% | Leai ni ta'e |
I le avea ai ma taʻutaʻua paipa uʻamea faʻapipiʻi i Saina, ua faʻamaoni Botop Steel i le tuʻuina atu o vaifofo paipa uʻamea maualuga i tagata faʻatau i le lalolagi atoa. Pe mo oloa masani poʻo manaʻoga faʻapitoa, matou te tuuto atu i le tuʻuina atu o se auaunaga faʻapitoa ma faʻamalieina.
Fa'afeiloa'i e fa'afeso'ota'i matou e a'oa'o atili e uiga i paipa u'amea lamolemole ASTM A106 Grade B ma avanoa fa'atasi.
Taimi meli: Au-08-2025