| Ngwaahịa | Ọkpụkpọ ígwè square na akụkụ anọ | 
| Ihe onwunwe | Carbon ígwè | 
| Ọkwa | Q195 = S195/A53 Ọkwa A Q235 = S235 / A53 Ọkwa B / A500 Ọkwa A / STK400 / SS400 / ST42.2 Q345 = S355JR/A500 Ọkwa B Ọkwa C | 
| Ọkọlọtọ | DIN 2440, ISO 65, EN10219GB/T 6728 JIS 3444/3466 ASTM A53, A500, A36 | 
| Elu | Ojii/Oji ekeAgba Ejiri mmanụ ma ọ bụ na-enweghị ọbọp | 
| Akwụsị | Akwụsị larịị | 
| Nkọwapụta | OD: 20 * 20-500 * 500mm; 20 * 40-300 * 500mmỌkpụrụkpụ: 1.0-30.0mm Ogologo: 2-12m | 
Ngwa:
Ihe owuwu / ihe owuwu ígwè ọkpọkọ
 Ọkpụkpọ owuwu
 Fence post ígwè ọkpọkọ
 Akụkụ ịrị elu anyanwụ
 Ọkụ aka aka

Njikwa ogo siri ike:
 1) N'oge na mgbe mmepụta, 4 QC mkpara nwere ihe karịrị 5 afọ ahụmahụ nyochaa ngwaahịa na random.
 2) Ụlọ nyocha mba kwadoro na asambodo CNAS
 3) Nleba anya anabatara site n'aka ndị ọzọ họpụtara / kwụọ ụgwọ site n'aka onye zụrụ ya, dị ka SGS, BV.
 4) Malaysia, Indonesia, Singapore, Philippines, Australia, Peru na UK kwadoro. Anyị nwere UL / FM, ISO9001/18001, FPC asambodo



Gbasara anyị:
Tianjin Youfa Steel Pipe Group Co., Ltd e tọrọ ntọala na July 1st, 2000. E nwere kpam kpam banyere 8000 ọrụ, 9 ụlọ mmepụta ihe, 179 ígwè anwụrụ mmepụta ahịrị, 3 mba accredited laabu, na 1 Tianjin ọchịchị accredited azụmahịa technology center.
31 square na akụkụ anọ ígwè anwụrụ mmepụta ahịrị
 Ụlọ ọrụ:
 Tianjin Youfa Dezhong Steel Pipe Co., Ltd;
 Handan Youfa Steel Pipe Co., Ltd;
 Ụgwọ nke ụlọ ọrụ Shanxi Youfa Steel Pipe Co., Ltd
   









