OEM/ODM Manufacturer Self-adhesive Rubber Asphalt Waterproof Rolling Material - IOS Certificate Galvanized Square/rectangular Steel Pipe/hollow Section YOUFA Brand the biggest manufacturer for carbon steel pipe – Youfa

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We'll make every effort and hard work being outstanding and excellent, and speed up our techniques for standing during the rank of global top-grade and high-tech enterprises for Hollow Rectangular Galvanized Steel Pipe, Gi Pipe List, Erw Spiral Welded Steel Pipe, Your support is our eternal power! Warmly welcome customers at home and abroad to visit our company.
OEM/ODM Manufacturer Self-adhesive Rubber Asphalt Waterproof Rolling Material - IOS Certificate Galvanized Square/rectangular Steel Pipe/hollow Section YOUFA Brand the biggest manufacturer for carbon steel pipe – Youfa Detail:

We not only will try our greatest to offer you outstanding products and services to every single buyer, but also are ready to receive any suggestion offered by our buyers for IOS Certificate Galvanized Square/rectangular Steel Pipe/hollow Section YOUFA Brand the biggest manufacturer for carbon steel pipe, Our enterprise warmly welcome close friends from everywhere in the environment to go to, examine and negotiate organization.
We not only will try our greatest to offer you outstanding products and services to every single buyer, but also are ready to receive any suggestion offered by our buyers for Galvanized Square Tube, Hollow Steel Beam, rectangular tube, Most problems between suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question items they do not understand. We break down these barriers to ensure you get what you want to the level you expect, when you want it. Faster delivery time and the product you want is our Criterion .

Product ERW Steel Pipe
Material Carbon Steel
Grade Q195 = S195 / A53 Grade A
Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2
Q345 = S355JR / A500 Grade B Grade C
Standard DIN 2440, ISO 65, EN10255, BS1387GB/T3091, GB/T13793JIS 3444 /3466

API 5L, ASTM A53, A500, A36, ASTM A795

Surface Bare/Natural Black
Ends Plain ends
with or without caps

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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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OEM/ODM Manufacturer Self-adhesive Rubber Asphalt Waterproof Rolling Material - IOS Certificate Galvanized Square/rectangular Steel Pipe/hollow Section YOUFA Brand the biggest manufacturer for carbon steel pipe – Youfa detail pictures


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We now have a skilled, performance team to supply good quality services for our consumer. We often follow the tenet of customer-oriented, details-focused for OEM/ODM Manufacturer Self-adhesive Rubber Asphalt Waterproof Rolling Material - IOS Certificate Galvanized Square/rectangular Steel Pipe/hollow Section YOUFA Brand the biggest manufacturer for carbon steel pipe – Youfa, The product will supply to all over the world, such as: Brisbane, Vancouver, Australia, With the technology as the core, develop and produce high-quality products according to the diverse needs of the market. With this concept,the company will continue to develop products with high added values and continuously improve products,and will provide many customers with the best products and services!
  • This supplier stick to the principle of "Quality first, Honesty as base", it is absolutely to be trust.
    5 Stars By Chloe from Sydney - 2016.11.01 17:04
    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 Alice from Bolivia - 2016.03.07 13:42