Poloketi

1. O le paipa uʻamea faʻaaogaina Q235B, paipa uʻamea uʻamea (GB / T 3092) poʻo le paipa uʻamea faʻafefe (GB / T 8162) e mafai ona faʻaaogaina.
2. O le polo uʻamea e faia i le 45 uʻamea uʻamea e fetaui ma le "Tulaga Faʻainisinia mo le High-Quality Carbon Structural Steel" GB 699, ma o le malosi o le gaosiga o le 360N / mm2
3. O faʻamau maualuga-malosi mo le faʻavaa faʻasologa o loʻo faia i le 40Cr tineia ma faʻafefeteina ma faʻafefeteina e tusa ai ma "Tulaga Faʻainisinia o High-Quality Carbon Structural Steel" GB / T 16939.
4. O le faʻamaufaʻailogaina o le ulu ulu o loʻo faia i le Q235B uamea, ma o le ulu ulu e faia i faʻamaʻi.Le lautele totonu o le pusaM33 faʻaaogaina Q355B.
5. O le nati e leai ni filo e faia i le Q235B fa'ameamea.A o'o le ta'amilosaga o fa'amau maualuluga e > M30, fa'aaoga u'amea u'amea 45-fua.
6. O faʻamau faʻamau e faia i le 40Cr lea ua tineia ma faʻafefe.
7. Q235B uamea e faʻaaogaina mo le lagolago, faʻapipiʻi ipu, lagolago ma ona vaega faʻafesoʻotaʻi.
8. O purlins o loʻo faia i le malulu-faʻatupuina manifinifi puipui ua faia i le Q235B uamea.
9. O faʻamau masani e faia i le C-grade bolts e faia i le Q235 sila e fetaui ma manaʻoga o le tulaga faʻale-atunuu o loʻo i ai nei, ma o le faʻatinoga o le 4.8.
10. O togi u'amea o lo'o ta'ua i luga e tatau ona i ai tusi pasi lelei meafaitino ma lipoti toe asiasia, e tusa ai ma mana'oga o tulaga fa'ale-atunuu o lo'o iai nei.
11. O eletise ma uaea faʻaaogaina mo le faʻapipiʻiina e tatau ona fetaui ma manaʻoga o tulaga faʻale-atunuu o loʻo iai nei.Uila i le va o Q235B uamea faʻaaogaina E43 faʻasologa eletise.