Factory wholesale Waterproof Memebrane For Subway - 3PE Spiral Welded Steel Pipe – Youfa

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We are proud of the superior customer gratification and wide acceptance due to our persistent pursuit of top of the range both of those on merchandise and service for Large Diameter Galvanized Welded Steel Pipe, Black Steel Round Pipe 4mm Thickness, Indoor Fittness Equipment, Our company warmly welcome friends from all over the world to visit, investigate and negotiate business.
Factory wholesale Waterproof Memebrane For Subway - 3PE Spiral Welded Steel Pipe – Youfa Detail:

Product 3PE Spiral Welded Steel Pipe Specification
Material Carbon Steel OD 219-2020mmThickness: 7.0-20.0mm

Length: 6-12m

Grade Q195 = A53 Grade A
Q235 = A53 Grade B / A500 Grade AQ345 = A500 Grade B Grade C
Standard GB/T9711-2011API 5L, ASTM A53, A36, ASTM A252 Application:
Surface Black Painted OR 3PE Oil, line pipe
Pipe Pile
Ends Plain ends or Beveled ends
with or without caps

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 : small sizes nested into big sizes. 
Delivery Details : Depending on the QTY, normally one month.

9 SSAW steel pipe production lines 
Factories: Tianjin Youfa Pipeline Technology Co.,Ltd 
Handan Youfa Steel Pipe Co.,Ltd;
Monthly Output: about 20000Tons


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Factory wholesale Waterproof Memebrane For Subway - 3PE Spiral Welded Steel Pipe – Youfa detail pictures


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Our company has been focusing on brand strategy. Customers' satisfaction is our best advertising. We also supply OEM service for Factory wholesale Waterproof Memebrane For Subway - 3PE Spiral Welded Steel Pipe – Youfa, The product will supply to all over the world, such as: Belize, Kuala Lumpur, Manchester, In the new century, we promote our enterprise spirit "United, diligent, high efficiency, innovation", and stick to our policy"basing on quality, be enterprising, striking for first class brand". We would take this golden opportunity to create bright future.
  • The factory workers have rich industry knowledge and operational experience, we learned a lot in working with them,we are extremely grateful that we can encount a good company has excellent wokers.
    5 Stars By Mabel from Croatia - 2016.10.13 10:47
    The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
    5 Stars By Alexia from Greece - 2015.06.21 17:11