API 5CT PIPA FUA FAʻAPEINA 16 ″ K55 BC COUPLING NOFOAGA
1. Steel vasega o suauʻu kesi: H40, J55, K55, N80, L80, C90, T95, P110, q125, V150, ma isi
2. Faʻataʻitaʻiga pito faʻagaeʻetia foliga: puʻupuʻu lapisi filo, faʻataʻamilomilo faʻataʻamilomilo umi, se vaega o le filo, ma isi faʻapitoa, ma isi.
3. E tele ina faʻaogaina e lagolago ai le lelei vai puipui i le faʻagaioiga o viliina ma pe a maeʻa ona faʻamautinoaina le masani lelei o le lelei atoa.
Tusi lau savali iinei ma lafo mai ia i matou