| Badeecada | ASTM A53 Tuubo Bir ah oo Madow oo Rinjiyeysan |
| Alaab | Bir Kaarboon ah |
| Fasal | Q195 = S195 / A53 Heerka A Q235 = S235 / A53 Fasalka B / A500 Fasalka AQ345 = S355JR / A500 Heerka B Heerka C |
| Heerka Caadiga ah | GB/T3091, GB/T13793API 5L/ASTM A53, A500, A36, ASTM A795 |
| Tilmaamaha | ASTM A53 A500 sch10 - sch80 |
| Dusha sare | Madow la rinjiyeeyay |
| Dhammaadyada | Cidhifyo cad |
| Dhammaadyo godan |
Codsiga:
Dhismaha / qalabka dhismaha tuubo bir ah
Tuubo bir ah oo lagu dhejiyo birta
Tuubo bir ah oo deyrka leh
tuubo bir ah oo ilaalinaysa dabka
tuubo bir ah oo aqalka dhirta lagu koriyo ah
Dareere cadaadis hooseeya, biyo, gaas, saliid, tuubo xariiq ah
Tuubada waraabka
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 ansixisay Malaysia, Indonesia, Singapore, Filibiin, Australia, Peru iyo UK. Waxaan leenahay shahaadooyinka UL /FM, ISO9001/18001, FPC.
Nagu saabsan:
Shirkadda Tianjin Youfa Steel Pipe Group Co., Ltd waxaa la aasaasay Luulyo 1, 2000. Waxaa jira ilaa 8000 oo shaqaale ah, 9 warshadood, 179 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.
62 Khadad wax soo saar tuubooyin bir ah oo ERW ah
Warshado:
Tianjin Youfa Steel Pipe Group Co.,Ltd.-Lambarka 1aad ee Laanta;
Tianjin Youfa Steel Pipe Group Co.,Ltd.-Laan 2;
Tangshan Zhengyuan Steel Pipe Co., Ltd;
Tangshan Youfa Steel Tube Manufacture Co., Ltd;
Handan Youfa Steel Pipe Co., Ltd;
Shanxi Youfa Steel Pipe Co., Ltd

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Cabbirrada caadiga ah ee birta galvanized ee tuubo wareegsan ...
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Qaybta Godan ee Laydiga ah iyo Square-ka Galvanized
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Tuubada Birta ee Laydi ah ee Galvanized Tube RHS
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Tuubada Birta ee Galvanized-ka ah ee la jeexay
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ASTM A53 Soo-saaraha Tuubada Birta Kaarboon
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Tuubada Gi ee loogu talagalay tuubooyinka birta ee aqalka dhirta lagu koriyo




