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

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We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective. To perfect our service, we provide the products with the good quality at the reasonable price for Erw Standard Carbon Steel Pipe, Bs1139 Scaffolding Steel Pipe, En10255 Steel Pipe, Welcome all nice buyers communicate details of solutions and ideas with us!!
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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We insist over the principle of development of 'High top quality, Performance, Sincerity and Down-to-earth working approach' to supply you with exceptional services of processing for 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: Latvia, Canada, Serbia, Customer satisfaction is our first goal. Our mission is to pursue the superlative quality, making continual progress. We sincerely welcome you to make progress hand in hand with us, and construct a prosperous future together.
  • This supplier offers high quality but low price products, it is really a nice manufacturer and business partner.
    5 Stars By Frederica from Indonesia - 2016.06.19 13:51
    We have been engaged in this industry for many years, we appreciate the work attitude and production capacity of the company, this is a reputable and professional manufacturer.
    5 Stars By Johnny from Pakistan - 2015.10.31 10:02