A na-ejikarị tubes akụkụ oghere square na akụkụ anọ eme ya site na igwe dị nro Q235 na-ewu ụlọ, ihe nkwado, na ngwa ụkpụrụ ụlọ. A maara tubes ndị a maka ịdịte aka ha, ịdị mfe nke imepụta ihe, yana dabara adaba maka ịgbado ọkụ dị iche iche na nhazi usoro. Nhazi Q235 na-egosi na a na-eji ígwè carbon dị nro mee ígwè ahụ.
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 Q355 = S355JR/A500 Ọkwa B Ọkwa C |
Ọkọlọtọ | DIN 2440, ISO 65, EN10219,GB/T 6728, JIS G3444 / G3466,ASTM A500, A36 |
Elu | Ojii/okikeEsere ya Ejiri mmanụ ma ọ bụ na-enweghị ọbọp |
Akwụsị | Akwụsị larịị |
Nkọwapụta | OD: 20 * 20-500 * 500mm; 20 * 40-300 * 500mm Ọkpụrụkpụ: 1.0-30.0mm Ogologo: 2-12m |
Ngwakọta kemịkalụ | Ngwa igwe, WT≤16mm | ||||||||
Ọkọlọtọ | ọkwa ígwè | C (max.)% | Si (max.)% | Mn (max.)% | P (max.)% | S (kacha)% | Mkpụrụ kacha nta ike MPa | Ike ọdụdọ MPa | Opekempe elongation % |
GB/T 700-2006 | Q235A | 0.22 | 0.35 | 1.4 | 0,045 | 0.05 | 235 | 370-500 | 26 |
GB/T 700-2006 | Q235B | 0.2 | 0.35 | 1.4 | 0,045 | 0,045 | 235 | 370-500 | 26 |
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 enwetara 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 e tọrọ ntọala na July 1st, 2000. E nwere kpam kpam banyere 9000 ọrụ, 11 ụlọ mmepụta ihe, 193 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