| Samfuri | Galvanized Square da kuma murabba'in karfe bututu |
| Kayan Aiki | Karfe Mai Kauri |
| Matsayi | Q195 = S195 / A53 Aji A Q235 = S235 / A53 Daraja B / A500 Daraja A / STK400 / SS400 / ST42.2 Q345 = S355JR / A500 Daraja B Daraja C |
| Daidaitacce | DIN 2440, ISO 65, EN10219GB/T 6728 JIS 3444/3466 ASTM A53, A500, A36 |
| saman | Rufin zinc 200-500g/m2 (30-70um) |
| Ƙarshe | Ƙarshen layi |
| Ƙayyadewa | OD: 20*20-500*500mm; 20*40-300*500mm Kauri: 1.0-30.0mm Tsawon: 2-12m |
Aikace-aikace:
Gine-gine / kayan gini bututun ƙarfe
Bututun tsari
Bututun ƙarfe mai shinge
Abubuwan hawa hasken rana
Bututun hannu
Tsarin Inganci Mai Tsauri:
1) A lokacin da kuma bayan samarwa, ma'aikatan QC guda 4 waɗanda suka yi fiye da shekaru 5 suna duba samfura bazuwar.
2) Dakin gwaje-gwaje na ƙasa mai lasisi tare da takaddun shaida na CNAS
3) Dubawa mai karɓuwa daga wani ɓangare na uku da mai siye ya naɗa/ya biya, kamar SGS, BV.
4) Malesiya, Indonesia, Singapore, Philippines, Ostiraliya, Peru da Birtaniya sun amince da shi. Muna da takaddun shaida na UL /FM, ISO9001/18001, FPC.
Shiryawa da Isarwa:
Cikakkun Bayanan Marufi: a cikin fakitin ruwa masu girman hexagonal waɗanda aka cika da sandunan ƙarfe, Tare da majajjawa na nailan guda biyu ga kowane fakiti.
Cikakkun Bayanan Isarwa: Dangane da yawan jama'a, yawanci wata ɗaya ne.
Game da mu:
An kafa kamfanin Tianjin Youfa Steel Pipe Group Co., Ltd a ranar 1 ga Yuli, 2000. Akwai ma'aikata kusan 8000, masana'antu 9, layukan samar da bututun ƙarfe 179, dakunan gwaje-gwaje 3 na ƙasa da aka amince da su, da kuma cibiyar fasahar kasuwanci 1 da gwamnatin Tianjin ta amince da ita.
Layukan samar da bututun ƙarfe mai siffar murabba'i da kuma siffar murabba'i guda 12 masu zafi da aka yi da galvanized
Masana'antu:
Tianjin Youfa Dezhong Karfe Pipe Co., Ltd;
Kamfanin Handan Youfa Steel Pipe Co., Ltd.
Kamfanin Shanxi Youfa Steel Bututun Kaya, Ltd.
