New Delivery for Structural Black Square Hollow Steel Pipes - One of Hottest for Black Painted Straight Welded Steel Pipe For Furniture Frame Youfa brand the biggest manufacturer for carbon steel pipe – Youfa

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Our focus on should be to consolidate and enhance the quality and repair of present products, in the meantime constantly establish new products to meet unique customers' requires for Solar Mounting Galvanized Steel Pipe, Mild Carbon Steel Square Pipe, Steel Galvanized Coil, We sincerely welcome friends to negotiate business and start cooperation with us. We hope to join hands with friends in different industries to create a brilliant future.
New Delivery for Structural Black Square Hollow Steel Pipes - One of Hottest for Black Painted Straight Welded Steel Pipe For Furniture Frame Youfa brand the biggest manufacturer for carbon steel pipe – Youfa Detail:

We always work as a tangible team to ensure that we can provide you with the best quality and the best price for One of Hottest for Black Painted Straight Welded Steel Pipe For Furniture Frame Youfa brand the biggest manufacturer for carbon steel pipe, We respect your enquiry and it's our honor to work with each individual buddy around the world.
We always work as a tangible team to ensure that we can provide you with the best quality and the best price for Straight Welded Steel Pipe, Welded Steel Pipe, Welded Steel Pipe For Furniture, As operation principle is "be market-oriented , good faith as principle, win-win as objective", holding on "customer first, quality assurance, service first" as our purpose, dedicated to provide the original quality, create excellence service , we won the praise and trust in the industry of auto parts. In the future, We will provide quality product and excellent service in return to our customers , welcome any suggestions and feedback from all over the world.

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:

New Delivery for Structural Black Square Hollow Steel Pipes - One of Hottest for Black Painted Straight Welded Steel Pipe For Furniture Frame Youfa brand the biggest manufacturer for carbon steel pipe – Youfa detail pictures

New Delivery for Structural Black Square Hollow Steel Pipes - One of Hottest for Black Painted Straight Welded Steel Pipe For Furniture Frame Youfa brand the biggest manufacturer for carbon steel pipe – Youfa detail pictures


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As a way to present you with ease and enlarge our enterprise, we also have inspectors in QC Workforce and assure you our greatest support and solution for New Delivery for Structural Black Square Hollow Steel Pipes - One of Hottest for Black Painted Straight Welded Steel Pipe For Furniture Frame Youfa brand the biggest manufacturer for carbon steel pipe – Youfa, The product will supply to all over the world, such as: US, Jamaica, Iran, Since always, we adhering to the "open and fair, share to get, the pursuit of excellence, and creation of value"values, adhere to the"integrity and efficient, trade-oriented, best way , best valve" business philosophy. Together with our all over the world have branches and partners to develop new business areas, maximum common values. We sincerely welcome and together we share in global resources, opening up new career together with the chapter.
  • This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
    5 Stars By Michelle from Philippines - 2016.01.28 18:53
    We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
    5 Stars By Karen from Lithuania - 2015.06.09 12:42