professional factory for Hollow Structural Section - ASTM A53 1/2″ to 8″ Schedule 40 Black Painted Welded Steel Pipe – Youfa

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Assume full responsibility to meet all demands of our clients; achieve continuous advancements by promoting the growth of our clients; become the final permanent cooperative partner of clients and maximize the interests of clients for Steel Tube, Steel Pipe, Din 2448 St35.8 Seamless Carbon Steel Pipe, Special emphasis on the packaging of products to avoid any damage during transportation,Detailed attention to the valuable feedback and suggestions of our esteemed clients.
professional factory for Hollow Structural Section - ASTM A53 1/2″ to 8″ Schedule 40 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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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:

professional factory for Hollow Structural Section - ASTM A53 1/2″ to 8″ Schedule 40 Black Painted Welded Steel Pipe – Youfa detail pictures

professional factory for Hollow Structural Section - ASTM A53 1/2″ to 8″ Schedule 40 Black Painted Welded Steel Pipe – Youfa detail pictures

professional factory for Hollow Structural Section - ASTM A53 1/2″ to 8″ Schedule 40 Black Painted Welded Steel Pipe – Youfa detail pictures


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Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 for professional factory for Hollow Structural Section - ASTM A53 1/2″ to 8″ Schedule 40 Black Painted Welded Steel Pipe – Youfa, The product will supply to all over the world, such as: moldova, Surabaya, Pretoria, We have the best products and professional sales and technical team.With the development of our company, we are able to provide customers best products, good technical support, perfect after-sales service.
  • Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,
    5 Stars By Nana from Curacao - 2015.12.11 14:13
    It is a very good, very rare business partners, looking forward to the next more perfect cooperation!
    5 Stars By Faithe from Bangladesh - 2015.09.29 17:23