Manufacturing Companies for Gi Steel Tube Zn Coating Hollow Section - ASTM A53 Black Painted Welded Steel Pipe – Youfa

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"Quality to start with, Honesty as base, Sincere company and mutual profit" is our idea, as a way to build constantly and pursue the excellence for Cold Formed Square And Rectangular Steel Pipe, Galvanized Steel Pipe Price List, Ul/Fm Fire Sprinkler Steel Pipe, Warmly welcome to cooperate and develop with us! we will continue to provide product with high quality and competitive price.
Manufacturing Companies for Gi Steel Tube Zn Coating Hollow Section - 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.


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.


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Manufacturing Companies for Gi Steel Tube Zn Coating Hollow Section - ASTM A53 Black Painted Welded Steel Pipe – Youfa detail pictures

Manufacturing Companies for Gi Steel Tube Zn Coating Hollow Section - ASTM A53 Black Painted Welded Steel Pipe – Youfa detail pictures


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We have the most advanced production equipment, experienced and qualified engineers and workers, recognized quality control systems and a friendly professional sales team pre/after-sales support for Manufacturing Companies for Gi Steel Tube Zn Coating Hollow Section - ASTM A53 Black Painted Welded Steel Pipe – Youfa, The product will supply to all over the world, such as: Rotterdam, Cologne, Switzerland, So far our products have been exported to east Europe, the Middle East, Southeast, Africa and South America etc. We have 13years professional sales and purchase in Isuzu parts at home and abroad and the ownership of the modernized electronic Isuzu parts checking systems. We honor our core principal of Honesty in business, priority in service and will do our best to offer our customers with high quality products and excellent service.
  • 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 Chris from Thailand - 2016.10.25 15:53
    The customer service staff's attitude is very sincere and the reply is timely and very detailed, this is very helpful for our deal,thank you.
    5 Stars By Evangeline from Singapore - 2015.06.05 13:10