| Ibicuruzwa | Umuyoboro wamashanyarazi |
| Ibikoresho | Ibyuma bya Carbone |
| Icyiciro | Q195 = S195 / A53 Icyiciro A. Q235 = S235 / A53 Icyiciro B / A500 Icyiciro A / STK400 / SS400 / ST42.2 Q345 = S355JR / A500 Icyiciro B Icyiciro C. |
| Bisanzwe | GB / T3091, GB / T13793 API 5L, ASTM A53, A500, A36, ASTM A795 |
| Ibisobanuro | ASTM A795 sch10 sch30 sch40 |
| Ubuso | Irangi ryirabura cyangwa Umutuku |
| Iherezo | Ikibaya kirangirira |
| Impera |
Gusaba:
Kubaka / ibikoresho byo kubaka umuyoboro w'icyuma
Umuyoboro w'icyuma
Uruzitiro rw'icyuma
Umuyoboro wo gukingira umuriro
Umuyoboro w'icyuma cya parike
Umuvuduko muke, amazi, gaze, amavuta, umuyoboro wumurongo
Umuyoboro wo kuhira
Umuyoboro w'intoki
Igenzura rikomeye:
1) Mugihe na nyuma yumusaruro, abakozi 4 ba QC bafite uburambe bwimyaka irenga 5 bagenzura ibicuruzwa kubushake.
2) Laboratoire yemewe yigihugu ifite ibyemezo bya CNAS
3) Igenzura ryemewe ryagatatu ryashyizweho / ryishyuwe nabaguzi, nka SGS, BV.
4) Byemejwe na Maleziya, Indoneziya, Singapore, Philippines, Ositaraliya, Peru n'Ubwongereza. Dufite UL / FM, ISO9001 / 18001, ibyemezo bya FPC.
Gupakira no Gutanga:
Gupakira Ibisobanuro: muri mpande esheshatu zuzuye zuzuye zuzuye zuzuyemo ibyuma, Hamwe na nylon ebyiri kuri buri bundle.
Ibisobanuro birambuye: Ukurikije QTY, mubisanzwe ukwezi.
Ibyerekeye:
Tianjin Youfa Steel Pipe Group Co., Ltd yashinzwe ku ya 1 Nyakanga 2000.Hari abakozi bagera ku 8000, inganda 9, imirongo 179 itanga imiyoboro y’ibyuma, laboratoire 3 yemewe mu gihugu, hamwe n’ikigo cya Leta cya Tianjin cyemewe n’ikigo cy’ikoranabuhanga cy’ubucuruzi.
62 Imirongo ikora ibyuma bya ERW
Inganda:
Tianjin Youfa Steel Pipe Group Co, Ltd.-No.1 Ishami;
Tianjin Youfa Steel Pipe Group Co, Ltd.-No.2 Ishami;
Tangshan Zhengyuan Steel Pipe Co., Ltd;
Tangshan Youfa Steel Pipe Manufacture Co., Ltd;
Handan Youfa Steel Pipe Co, Ltd;
Shanxi Youfa Steel Pipe Co., Ltd.
