Factory making Tube Size Mild Steel - OEM Factory for Black Erw Shs And Rhs Construction Pipe 100*70* 3mm Thick Square Steel Tubing / Rectangular Steel Pipe Q235 Q345 Grade – Youfa

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We keep improving and perfecting our products and service. At the same time, we work actively to do research and development for Astm A500 Hollow Section, Hot Rolled Square Pipe, Low Carbon Welded Pre-Galvanized Steel Pipe, If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us.
Factory making Tube Size Mild Steel - OEM Factory for Black Erw Shs And Rhs Construction Pipe 100*70* 3mm Thick Square Steel Tubing / Rectangular Steel Pipe Q235 Q345 Grade – Youfa Detail:

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 OEM Factory for Black Erw Shs And Rhs Construction Pipe 100*70* 3mm Thick Square Steel Tubing / Rectangular Steel Pipe Q235 Q345 Grade, To acquire a consistent, profitable, and constant growth by getting a competitive advantage, and by continuously increasing the value added to our shareholders and our employee.
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 Erw Steel Tube, Low Carbon Steel Pipe, Welded Thin Wall Steel Pipe, Our product quality is one of the major concerns and has been produced to meet the customer's standards. "Customer services and relationship" is another important area which we understand good communication and relationships with our customers is the most significant power to run it as a long term business.

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 making Tube Size Mild Steel - OEM Factory for Black Erw Shs And Rhs Construction Pipe 100*70* 3mm Thick Square Steel Tubing / Rectangular Steel Pipe Q235 Q345 Grade – Youfa detail pictures

Factory making Tube Size Mild Steel - OEM Factory for Black Erw Shs And Rhs Construction Pipe 100*70* 3mm Thick Square Steel Tubing / Rectangular Steel Pipe Q235 Q345 Grade – Youfa detail pictures

Factory making Tube Size Mild Steel - OEM Factory for Black Erw Shs And Rhs Construction Pipe 100*70* 3mm Thick Square Steel Tubing / Rectangular Steel Pipe Q235 Q345 Grade – Youfa detail pictures


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Responsible excellent and fantastic credit rating standing are our principles, which will help us at a top-ranking position. Adhering towards the tenet of "quality initial, buyer supreme" for Factory making Tube Size Mild Steel - OEM Factory for Black Erw Shs And Rhs Construction Pipe 100*70* 3mm Thick Square Steel Tubing / Rectangular Steel Pipe Q235 Q345 Grade – Youfa, The product will supply to all over the world, such as: Guyana, Ireland, Albania, To have much more enterprise. ompanions, we've got updated the item list and seek for optimistic co-operation. Our web-site shows the latest and complete information and facts about our merchandise list and company. For further acknowledge, our consultant service group in Bulgaria will reply to all of the inquiries and complications immediately. They're about to make their finest effort to meet buyers need. Also we support the delivery of absolutely free samples. Business visits to our business in Bulgaria and factory are generally welcome for a win-win negotiation. Hope to expertise a happy company co-operation perform with you.
  • In general, we are satisfied with all aspects, cheap, high-quality, fast delivery and good procuct style, we will have follow-up cooperation!
    5 Stars By Daisy from St. Petersburg - 2015.11.11 19:52
    The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.
    5 Stars By Karl from Orlando - 2016.05.02 11:33