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 | ASTM A53, ASTM A500, A36, ASTM A795,ISO65, ANSI C80, DIN2440, JIS G3444,GB / T3091, GB / T13793 |
Ubuso | Zinc itwikiriye 200-500g / m2 (30-70um)OrIrangi ryirabura / ritukura |
Iherezo | Impera |
hamwe cyangwa udafite ingofero |
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.





Ibyerekeye:
Umuyoboro wa Tianjin Youfa washinzwe ku ya 1 Nyakanga 2000.Hari abakozi bagera ku 9000, inganda 11, imirongo 193 y’ibyuma by’ibyuma, laboratoire 3 yemewe mu gihugu, na leta ya Tianjin ikigo cy’ikoranabuhanga cyemewe mu bucuruzi.
Imirongo 40 ishyushye ya galvanised ibyuma bitanga umusaruro
Inganda:
Tianjin Youfa Steel Pipe Group Co, Ltd.-No.1 Ishami;
Tangshan Zhengyuan Steel Pipe Co., Ltd;
Handan Youfa Steel Pipe Co, Ltd;
Shaanxi Youfa Steel Pipe Co., Ltd.
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