| Samfura | ASTM A53 Baƙi Fentin Welded Karfe Bututu |
| Kayan abu | Karfe Karfe |
| Daraja | Q195 = S195/A53 Darasi A Q235 = S235/A53 Daraja B/A500 Digiri AQ345 = S355JR/A500 Digiri na B Daraja C |
| Daidaitawa | GB/T3091, GB/T13793API 5L/ASTM A53, A500, A36, ASTM A795 |
| Ƙayyadaddun bayanai | ASTM A53 A500 sch10-sch80 |
| Surface | Baƙar fenti |
| Ƙarshe | Ƙarshen fili |
| Ƙarshen beveled |
Aikace-aikace:
Gina / kayan gini karfe bututu
Scafolding karfe bututu
Fence post karfe bututu
Kariyar wuta bututun ƙarfe
Greenhouse karfe bututu
Ƙananan ruwa, ruwa, gas, mai, bututun layi
Bututun ban ruwa
Bututun hannu
Ƙuntataccen Inganci:
1) A lokacin da kuma bayan samarwa, ma'aikatan 4 QC tare da fiye da shekaru 5 sun gwada samfurori a cikin bazuwar.
2) dakin gwaje-gwaje na ƙasa tare da takaddun shaida na CNAS
3) Amintaccen dubawa daga wani ɓangare na uku da aka zaɓa / biya ta mai siye, kamar SGS, BV.
4) Malesiya, Indonesia, Singapore, Philippines, Australia, Peru da UK sun amince da su. Mun mallaki UL / FM, ISO9001/18001, FPC takaddun shaida.
Shiryawa da Bayarwa:
Cikakkun abubuwan tattarawa: a cikin daure masu kyau na teku mai hexagonal cike da ɗigon ƙarfe, Tare da majajjawa nailan biyu ga kowane daure.
Bayanin Bayarwa: Dangane da QTY, yawanci wata ɗaya.
Game da mu:
Tianjin Youfa Karfe bututu Group Co., Ltd da aka kafa a kan Yuli 1st, 2000. Akwai kaucewa game 8000 ma'aikata, 9 masana'antu, 179 karfe bututu samar Lines, 3 kasa yarda dakin gwaje-gwaje, da kuma 1 Tianjin gwamnati amince kasuwanci cibiyar fasaha.
62 ERW karfe bututu samar Lines
Masana'antu:
Tianjin Youfa Karfe bututu Group Co., Ltd .-No.1 Branch;
Tianjin Youfa Karfe bututu Group Co., Ltd .-No.2 Branch;
Tangshan Zhengyuan Karfe bututu Co., Ltd;
Tangshan Youfa Karfe Bututu Manufacture Co., Ltd;
Handan Youfa Steel Pipe Co., Ltd;
Abubuwan da aka bayar na Shanxi Youfa Steel Pipe Co., Ltd
