Factory wholesale Q235 Welded Rectangular Steel Tube - China Supplier Q235b Large Diameter Spiral Welded Steel Pipe – Youfa

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Our eternal pursuits are the attitude of "regard the market, regard the custom, regard the science" as well as theory of "quality the basic, have faith in the initial and administration the advanced" for Galvanized Steel Spiral Pipe, Ssaw Spiral Steel Pipe, Large Diameter 50mm Galvanized Steel Pipe Price, We have built a reliable reputation among many customers. Quality&customer first are always our constant pursuit. We spare no efforts to make better products. Look forward to long-term cooperation and mutual benefits!
Factory wholesale Q235 Welded Rectangular Steel Tube - China Supplier Q235b Large Diameter Spiral Welded Steel Pipe – Youfa Detail:

Our corporation puts emphasis about the administration, the introduction of talented staff, plus the construction of team building, attempting hard to improve the quality and liability consciousness of team members. Our organization successfully attained IS9001 Certification and European CE Certification of China Supplier Q235b Large Diameter Spiral Welded Steel Pipe, We've been expecting to cooperate along with you on the basis of mutual advantages and common advancement. We're going to never disappoint you.
Our corporation puts emphasis about the administration, the introduction of talented staff, plus the construction of team building, attempting hard to improve the quality and liability consciousness of team members. Our organization successfully attained IS9001 Certification and European CE Certification of Large Diameter Spiral Welded Steel Pipe, large diameter steel pipe, Spiral Welded Steel Pipe, "Good quality and reasonable price" are our business principles. If you are interested in our products and solutions or have any questions, make sure you feel free to contact us. We hope to establish cooperative relationships with you in the near future.

Product ASTM A53 Black Painted Welded Steel Pipe
Material Carbon Steel
Grade Q195 = S195 / A53 Grade A
Q235 = S235 / A53 Grade B / A500 Grade AQ345 = S355JR / A500 Grade B Grade C
Standard GB/T3091, GB/T13793API 5L/ASTM A53, A500, A36, ASTM A795
Specifications ASTM A53 A500 sch10 – sch80
Surface Painted Black
Ends Plain ends
Beveled ends



Strict Quality Control:
1) During and after production, 4 QC staffs with more than 5 years experience inspect products in random.
2) National accredited laboratory with CNAS certificates
3) Acceptable inspection from third party appointed/paid by buyer, such as SGS, BV.
4) Approved by Malaysia, Indonesia, Singapore, Philippines, Australia, Peru and UK. We own UL /FM, ISO9001/18001, FPC certificates.


learn more about certificates

quality control

Packing and Delivery:
Packing Details : in hexagonal seaworthy bundles packed by steel strips, With two nylon slings for each bundles.
Delivery Details : Depending on the QTY, normally one month.


Product detail pictures:

Factory wholesale Q235 Welded Rectangular Steel Tube - China Supplier Q235b Large Diameter Spiral Welded Steel Pipe – Youfa detail pictures

Factory wholesale Q235 Welded Rectangular Steel Tube - China Supplier Q235b Large Diameter Spiral Welded Steel Pipe – Youfa detail pictures

Factory wholesale Q235 Welded Rectangular Steel Tube - China Supplier Q235b Large Diameter Spiral Welded Steel Pipe – Youfa detail pictures


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We have a professional, efficiency team to provide quality service for our customer. We always follow the tenet of customer-oriented, details-focused for Factory wholesale Q235 Welded Rectangular Steel Tube - China Supplier Q235b Large Diameter Spiral Welded Steel Pipe – Youfa, The product will supply to all over the world, such as: Senegal, Uruguay, Mumbai, Most problems between suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question items they do not understand. We break down people barriers to ensure you get what you want to the level you expect, when you want it. Faster delivery time and the product you want is our Criterion .
  • The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
    5 Stars By Alice from Madras - 2015.06.09 12:42
    The supplier cooperation attitude is very good, encountered various problems, always willing to cooperate with us, to us as the real God.
    5 Stars By Julie from Turkmenistan - 2015.09.19 18:37