Imiyoboro ifite impande enye n'igice cy'urukiramende ikozwe mu cyuma cyoroheje Q235 ikunze gukoreshwa mu bwubatsi bw'inyubako, inyubako zishyigikira, no mu bikorwa by'ubwubatsi. Iyi miyoboro izwiho kuramba kwayo, koroshya gukora, kandi ikaba ikwiriye gukoreshwa mu bikorwa bitandukanye byo gusudira no gukora. Inyito ya Q235 igaragaza ko icyuma gikozwe mu cyuma cyoroheje cya karuboni.
| Igicuruzwa | Umuyoboro w'icyuma wa kare n'uwa mpandeshatu |
| Ibikoresho | Icyuma cya karuboni |
| Icyiciro | Q195 = S195 / A53 Icyiciro A Q235 = S235 / A53 Icyiciro B / A500 Icyiciro A / STK400 / SS400 / ST42.2 Q355 = S355JR / A500 Icyiciro B Icyiciro C |
| Igisanzwe | DIN 2440, ISO 65, EN10219,GB/T 6728, JIS G3444 / G3466,ASTM A500, A36 |
| Ubuso | Umukara wambaye ubusa/Umwirabura karemanoYashushanyije Irimo amavuta apfunyitse cyangwa atapfunyitse |
| Irangira | Impera zisanzwe |
| Ibisobanuro | OD: 20*20-500*500mm; 20*40-300*500mm Ubunini: 1.0-30.0mm Uburebure: 2-12m |
| Ibikubiye mu ruganda | Imiterere ya mekanike, Uburemere≤16mm | ||||||||
| Igisanzwe | Igipimo cy'icyuma | C (ntarengwa.)% | Si (ntarengwa.)% | Mn (ntarengwa.)% | P (ntarengwa.)% | S (ntarengwa.)% | Umusaruro muto cyane imbaraga MPa | Imbaraga zo gukurura MPa | Uburebure buke % |
| 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 |
Porogaramu:
Umuyoboro w'icyuma w'ubwubatsi / ibikoresho by'ubwubatsi
Umuyoboro w'imiterere
Umuyoboro w'icyuma ukozwe mu ruzitiro
Ibikoresho byo gushyiramo imirasire y'izuba
Umuyoboro w'intoki

Igenzura ry’Ubuziranenge mu buryo Buhamye:
1) Mu gihe cyo gukora na nyuma yo gukora, abakozi 4 ba QC bafite uburambe bw'imyaka irenga 5 bagenzura ibicuruzwa mu buryo butunguranye.
2) Laboratwari yemewe n'igihugu ifite impamyabumenyi za CNAS
3) Igenzura ryemewe riturutse ku muntu wa gatatu washyizweho/wishyuwe n'umuguzi, nka SGS, BV.
4) Byemejwe na Maleziya, Indoneziya, Singapuru, Filipine, Ositaraliya, Peru n'Ubwongereza. Dufite UL / FM, ISO9001/18001, impamyabushobozi za FPC



Ibyerekeye twe:
Tianjin Youfa yashinzwe ku ya 1 Nyakanga 2000. Hari abakozi bagera ku 9000, inganda 11, imiyoboro y'ibyuma 193 ikora imiyoboro, laboratwari 3 zemewe n'igihugu, n'ikigo kimwe cy'ikoranabuhanga ry'ubucuruzi cyemewe na leta ya Tianjin.
Imiyoboro 31 y'icyuma ikoze mu buryo bwa kare n'ubw'urukiramende
Inganda:
Tianjin Youfa Dezhong Steel Pipe Co., Ltd;
Handan Youfa Steel Pipe Co., Ltd;
Shanxi Youfa Steel Pipe Co., Ltd

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