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 Rhs, Seamless Tubes, Ul/Fm Fire Sprinkler Steel Pipe, We will keep working hard and as we try our best to supply the best quality products, most competitive price and excellent service to every customer. Your satisfaction, our glory!!!
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 been experienced manufacturer. Wining the majority of your crucial certifications of its market 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: Frankfurt, Frankfurt, New Orleans, We win many reliable customers by rich experience, advanced equipments, skilled teams, strict quality control and best service. We can guarantee all our products. Customers' benefit and satisfaction are always our biggest goal. Please contact us. Give us a chance, give you a surprise.
  • Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.
    5 Stars By Emily from Eindhoven - 2015.06.05 13:10
    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 Jonathan from Vietnam - 2016.12.02 14:11