| Igicuruzwa | Umuyoboro w'icyuma gishyushye gikozwe muri galvanised |
| Ibikoresho | Icyuma cya karuboni |
| 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 |
| Igisanzwe | EN39, BS1139, BS1387, EN10255,ASTM A53, ASTM A500, A36, ASTM A795,ISO65, ANSI C80, DIN2440, JIS G3444, GB/T3091, GB/T13793 |
| Ubuso | Igishishwa cya zinc 200-500g/m2 (30-70um) |
| Irangira | Impera zifite imigozi |
| hamwe cyangwa hatarimo imipfundikizo |

Porogaramu:
Umuyoboro w'icyuma w'ubwubatsi / ibikoresho by'ubwubatsi
Umuyoboro w'icyuma ushyirwamo ibikoresho
Umuyoboro w'icyuma ukozwe mu ruzitiro
Umuyoboro w'icyuma urinda inkongi y'umuriro
Umuyoboro w'icyuma gishyushya ibimera
Amazi, gazi, peteroli, umuyoboro w'amazi ufite umuvuduko muke
Umuyoboro wo kuhira
Umuyoboro w'intoki
Igenzura ry’Ubuziranenge mu buryo Buhamye:
1) Mu gihe cyo gukora na nyuma yo gukora, abakozi 4 ba QC bafite uburambe bw'imyaka irenga 5 bagenzura ibicuruzwa mu buryo butunguranye.
2) Laboratwari yemewe n'igihugu ifite impamyabumenyi za CNAS
3) Igenzura ryemewe riturutse ku muntu wa gatatu washyizweho/wishyuwe n'umuguzi, nka SGS, BV.
4) Byemejwe na Maleziya, Indoneziya, Singapuru, Filipine, Ositaraliya, Peru n'Ubwongereza. Dufite ibyangombwa bya UL / FM, ISO9001/18001, FPC.
Ibyerekeye twe:
Tianjin Youfa Steel Pipe Group Co., Ltd yashinzwe ku ya 1 Nyakanga 2000. Hari abakozi bagera ku 9000, inganda 11, imiyoboro 193 ikora imiyoboro y'ibyuma, laboratwari 3 zemewe ku rwego rw'igihugu, n'ikigo kimwe cy'ikoranabuhanga ry'ubucuruzi cyemewe na leta ya Tianjin.
Imiyoboro 40 ishyushye y'ibyuma bikozwe mu cyuma gishyushye
Inganda:
Tianjin Youfa Steel Pipe Group Co., Ltd Ishami rya mbere;
Tangshan Zhengyuan Steel Pipe Co., Ltd;
Handan Youfa Steel Pipe Co., Ltd;
Shanxi Youfa Steel Pipe Co., Ltd

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