China wholesale Stk400 Square Steel Pipe - ASTM A53 Black Painted Welded Steel Pipe – Youfa

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We keep on with the theory of "quality first, provider initially, constant improvement and innovation to meet the customers" with the management and "zero defect, zero complaints" as the standard objective. To great our company, we deliver the merchandise using the fantastic excellent at the reasonable price for Prepainted Galvanzied Steel Coils, Gi Rectangular Hollow Section, Carbon Steel Pipe Price Per Ton, We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!
China wholesale Stk400 Square Steel Pipe - ASTM A53 Black Painted Welded Steel Pipe – Youfa Detail:

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.


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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:

China wholesale Stk400 Square Steel Pipe - ASTM A53 Black Painted Welded Steel Pipe – Youfa detail pictures

China wholesale Stk400 Square Steel Pipe - ASTM A53 Black Painted Welded Steel Pipe – Youfa detail pictures


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While in the past few years, our organization absorbed and digested innovative technologies both equally at home and abroad. Meanwhile, our organization staffs a group of experts devoted for the advancement of China wholesale Stk400 Square Steel Pipe - ASTM A53 Black Painted Welded Steel Pipe – Youfa, The product will supply to all over the world, such as: France, Panama, Angola, The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.
  • The product classification is very detailed that can be very accurate to meet our demand, a professional wholesaler.
    5 Stars By Stephen from Frankfurt - 2015.06.28 19:27
    We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.
    5 Stars By Lilith from Jamaica - 2016.12.31 14:53