| Hua | Paipa Rino Whakarewahia kua Peita Pango ASTM A53 |
| Rauemi | maitai waro |
| Tau | Q195 = S195 / A53 Tau A Q235 = S235 / A53 Taumata B / A500 Taumata AQ345 = S355JR / A500 Taumata B Taumata C |
| Paerewa | GB/T3091, GB/T13793API 5L/ASTM A53, A500, A36, ASTM A795 |
| Ngā Whakatakotoranga | ASTM A53 A500 sch10 – sch80 |
| Mata | Pango i Peitahia |
| Ngā mutunga | Ngā pito papatahi |
| Ngā pito whakapiko |
Taupānga:
Paipa maitai hanga / rauemi hanga
Paipa maitai tūāpapa
Paipa maitai pou taiepa
Paipa maitai tiaki ahi
Paipa maitai whare kati kōtuhi
Wai pēhanga iti, wai, hau, hinu, paipa raina
Paipa whakamakuku
Paipa pupuri ringa



Mana Kounga Tino Pai:
1) I te wā o te whakaputanga me muri i te whakaputanga, e 4 ngā kaimahi QC me te neke atu i te 5 tau o te wheako e tirotiro ana i ngā hua i roto i te matapōkere.
2) Taiwhanga whaimana ā-motu me ngā tiwhikete CNAS
3) He tirotiro e whakaaetia ana mai i te rōpū tuatoru i whakaritea/i utua e te kaihoko, pēnei i te SGS, BV.
4) Kua whakaaetia e Mareia, Initonīhia, Hingaiapore, Philippines, Ahitereiria, Peru me te UK. Kei a mātou ngā tiwhikete UL /FM, ISO9001/18001, FPC.
Mō mātou:
I whakatūria a Tianjin Youfa Steel Pipe Group Co., Ltd i te 1 o Hūrae, 2000. Tata ki te 8000 ngā kaimahi, e 9 ngā wheketere, 179 ngā raina whakaputa paipa maitai, e 3 ngā taiwhanga whaimana ā-motu, me te 1 te pokapū hangarau pakihi whaimana a te kāwanatanga o Tianjin.
62 ngā raina whakaputa paipa maitai ERW
Ngā wheketere:
Tianjin Youfa Steel Pipe Group Co.,Ltd .-Peka Nama 1;
Tianjin Youfa Steel Pipe Group Co.,Ltd .-Peka Nama 2;
Tangshan Zhengyuan Steel Pipe Co., Ltd;
Te Kamupene Hanga Paipa Rino o Tangshan Youfa, Ltd;
Te Kamupene Paipa Rino a Handan Youfa, Ltd;
Te Kamupene Paipa Rino o Shanxi Youfa, Ltd











