Tuubooyinka qaybaha godan ee laba jibbaaran iyo kuwa leydiga ah ee laga sameeyay birta khafiifka ah ee Q235 waxaa badanaa loo isticmaalaa dhismaha dhismaha, qaab-dhismeedka taageerada, iyo codsiyada dhismaha. Tuubooyinkan waxaa loo yaqaanaa cimri dhererkooda, fududaynta wax-soo-saarka, iyo ku habboonaanta hababka kala duwan ee alxanka iyo sameynta. Magaca Q235 wuxuu tilmaamayaa in birta laga sameeyay bir kaarboon khafiif ah.
| Badeecada | Tuubada Birta ee laba jibbaaran iyo qaabaysan |
| Alaab | Bir Kaarboon ah |
| Fasal | Q195 = S195 / A53 Heerka A Q235 = S235 / A53 Fasalka B / A500 Fasalka A / STK400 / SS400 / ST42.2 Q355 = S355JR / A500 Heerka B Heerka C |
| Heerka Caadiga ah | DIN 2440, ISO 65, EN10219,GB/T 6728, JIS G3444 / G3466,ASTM A500, A36 |
| Dusha sare | Madow/Dabiici ahLa rinjiyeeyay Saliid lagu shubay ama aan lahayn duub |
| Dhammaadyada | Cidhifyo cad |
| Faahfaahinta | OD: 20*20-500*500mm; 20*40-300*500mm Dhumucda: 1.0-30.0mm Dhererka: 2-12m |
| Halabuurka kiimikada | Guryaha farsamada, WT ≤16mm | ||||||||
| Heerka Caadiga ah | heerka birta | C (ugu badnaan)% | Si (ugu badnaan)% | Mn (ugu badnaan)% | P (ugu badnaan)% | S (ugu badnaan)% | Wax-soo-saarka ugu yar xoog MPA | Xoogga jiidista MPA | Kordhinta ugu yar % |
| 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 |
Codsiga:
Dhismaha / qalabka dhismaha tuubo bir ah
Tuubada qaab-dhismeedka
Tuubo bir ah oo deyrka leh
Qaybaha ku rakibidda qorraxda
Tuubada gacanta lagu qabto

Xakamaynta Tayada Adag:
1) Inta lagu jiro iyo ka dib wax soo saarka, 4 shaqaale QC ah oo khibrad u leh in ka badan 5 sano ayaa si aan kala sooc lahayn u baara alaabada.
2) Shaybaar qaran oo la aqoonsan yahay oo leh shahaadooyinka CNAS
3) Kormeer la aqbali karo oo ka yimaada dhinac saddexaad oo uu magacaabay/bixiyay iibsadaha, sida SGS, BV.
4) Waxaa ansixiyay Malaysia, Indonesia, Singapore, Filibiin, Australia, Peru iyo UK. Waxaan leenahay shahaadooyinka UL /FM, ISO9001/18001, FPC.



Nagu saabsan:
Tianjin Youfa waxaa la aasaasay Luulyo 1, 2000. Waxaa jira ilaa 9000 oo shaqaale ah, 11 warshadood, 193 khadad wax soo saar oo tuubooyin bir ah, 3 shaybaar oo qaran oo la aqoonsan yahay, iyo 1 xarun tignoolajiyada ganacsiga oo ay dowladdu aqoonsan tahay oo Tianjin ah.
31 khadad wax soo saar tuubooyin bir ah oo laba jibbaaran iyo qaabaysan
Warshadaha:
Tianjin Youfa Dezhong Steel Pipe Co., Ltd;
Handan Youfa Steel Pipe Co., Ltd;
Shanxi Youfa Steel Pipe Co., Ltd

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