| Chogulitsa | Chitoliro chachitsulo chopakidwa utoto cha ASTM A53 chakuda |
| Zinthu Zofunika | Chitsulo cha Kaboni |
| Giredi | Q195 = S195 / A53 Giredi A Q235 = S235 / A53 Giredi B / A500 Giredi AQ345 = S355JR / A500 Giredi B Giredi C |
| Muyezo | GB/T3091, GB/T13793API 5L/ASTM A53, A500, A36, ASTM A795 |
| Mafotokozedwe | ASTM A53 A500 sch10 – sch80 |
| pamwamba | Wopaka Wakuda |
| Mapeto | Malekezero osalala |
| Malekezero okhala ndi mipata |
Ntchito:
Chitoliro chachitsulo cha zomangamanga/zipangizo zomangira
Chitoliro chachitsulo chopangira denga
Chitoliro chachitsulo cha positi ya mpanda
Chitoliro chachitsulo choteteza moto
Chitoliro chachitsulo chowonjezera kutentha
Madzi otsika mphamvu, madzi, gasi, mafuta, chitoliro cha mzere
Chitoliro chothirira
Chitoliro chogwirira ntchito



Kulamulira Kwabwino Kwambiri:
1) Panthawi yopanga komanso pambuyo pake, antchito anayi a QC omwe ali ndi zaka zoposa 5 zokumana nazo amafufuza zinthu mwachisawawa.
2) Laboratory yovomerezeka ya dziko lonse yokhala ndi satifiketi za CNAS
3) Kuyang'aniridwa kovomerezeka kuchokera kwa munthu wina wosankhidwa/wolipidwa ndi wogula, monga SGS, BV.
4) Yavomerezedwa ndi Malaysia, Indonesia, Singapore, Philippines, Australia, Peru ndi UK. Tili ndi ziphaso za UL / FM, ISO9001/18001, FPC.
Kulongedza ndi Kutumiza:
Tsatanetsatane wa Kulongedza: m'matumba okhala ndi ma hexagonal okhazikika panyanja odzazidwa ndi zingwe zachitsulo, Ndi zingwe ziwiri za nayiloni pa phukusi lililonse.
Tsatanetsatane Wotumizira: Kutengera ndi QTY, nthawi zambiri masiku 20-30.
Doko Lotumizira: Doko la TIANJIN ku China

Malipiro:
Njira Yolipirira: TT Yoyambirira, T/T, L/C, OA.
Migwirizano Yogulitsa: FOB, CIF, CFR, FCA
Ubwino Wopambana Kwambiri:
- Maoda Ang'onoang'ono Ovomerezedwa ndi Dzina la Brand Zigawo Dziko Loyambira
- Antchito Odziwa Ntchito Amapereka Chitsimikizo/Chitsimikizo
- Ma phukusi Ovomerezeka Padziko Lonse
- Mtengo wa Fakitale Zinthu Zamalonda Magwiridwe Antchito a Zamalonda
- Mbiri Yovomerezeka Yotumizira Mwachangu
- Chitsanzo cha Utumiki Chikupezeka
Mbiri Yakampani:
Tianjin Youfa Steel Pipe Group Co., Ltd idakhazikitsidwa pa Julayi 1, 2000. Pali antchito pafupifupi 9000, mafakitale 11, mizere 193 yopanga mapaipi achitsulo, labotale yovomerezeka ya dziko lonse, ndi malo amodzi odziwika bwino aukadaulo wamabizinesi ku Tianjin.
Misika Yaikulu Yotumizira Kunja
- Kum'mwera chakum'mawa kwa Asia
- Australia
- Kum'mawa kwa Ulaya
- Pakati pa Kum'mawa/Africa
- Kumpoto kwa Asia
- Central/South America
Mizere 62 yopangira chitoliro chachitsulo cha ERW
Mafakitale:
Tianjin Youfa Steel Pipe Group Co., Ltd .-Nthambi 1;
Tianjin Youfa Steel Pipe Group Co., Ltd .-Nthambi Yachiwiri;
Tangshan Zhengyuan Zitsulo Pipe Co.,Ltd;
Tangshan Youfa Steel Pipe Manufacture Co., Ltd;
Handan Youfa Steel Pipe Co., Ltd;
Shanxi Youfa Steel Pipe Co., Ltd

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