| Oloa | Paipa uamea u'amea vevela | 
| Mea | Uamea Carbon | 
| Vasega | Q195 = S195 / A53 Vasega A Q235 = S235 / A53 Vasega B / A500 Vasega A / STK400 / SS400 / ST42.2 Q345 = S355JR / A500 Vasega B Vasega C | 
| Tulaga | EN39, BS1139, BS1387, EN10255,ASTM A53, ASTM A500, A36, ASTM A795, ISO65, ANSI C80, DIN2440, JIS G3444, GB/T3091, GB/T13793 | 
| Laufanua | Fa'apipi'i zinc 200-500g/m2 (30-70um) | 
| Fa'ai'u | I'uga manino | 
| fa'atasi pe leai ni pulou | 

Talosaga:
Faufale/mea faufale paipa uamea
 Fa'ailoga paipa uamea
 Pa pou uamea paipa
 Paipa u'amea puipui afi
 Paipa u'amea falematau
 Suavai maualalo maualalo, vai, kesi, suauu, paipa laina
 Paipa fa'asusu
 Paipa fa'amau lima

Pulea lelei:
 1) I le taimi ma le maeʻa o le gaosiga, 4 QC aufaigaluega ma sili atu i le 5 tausaga le poto masani asiasia oloa i se taimi.
 2) Falesu'esu'e aloa'ia a le atunu'u ma tusi pasi CNAS
 3) Su'esu'ega talia mai le isi vaega tofia/totogi e le fa'atau, pei ole SGS, BV.
 4) Faʻamaonia e Meleisia, Initonesia, Sigapoa, Filipaina, Ausetalia, Peru ma Peretania. Matou te umia UL / FM, ISO9001/18001, FPC tusi faamaonia.
Faatatau ia tatou:
Tianjin Youfa Uamea Paipa Vaega Co., Ltd na faavaeina i luga o Iulai 1st, 2000. O loo i ai atoa e uiga i 8000 tagata faigaluega, 9 falegaosimea, 179 uamea laina gaosiga o paipa, 3 falesuesue aloaia a le atunuu, ma 1 Tianjin nofoaga autu tekinolosi pisinisi aloaia.
40 vevela u'amea uamea laina gaosiga
 falegaosimea:
 Tianjin Youfa Steel Pipe Group Co., Ltd .-No.1 Lala;
 Tangshan Zhengyuan Uamea Paipa Co., Ltd;
 Handan Youfa Uamea Paipa Co., Ltd;
 Shanxi Youfa Uamea Paipa Co., Ltd












