OEM Factory for Carbon Steel Galvanized Pipes - BLACK PAINTED ERW STEEL PIPE WORLD BIGGEST MANUFACTURER YOUFA IN CHINA – Youfa

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Our advancement depends over the superior machines, exceptional talents and continually strengthened technology forces for Welded Square/Rectangular Steel Pipe, 12 Inch Erw Pipe, Schedule 40 Galvanized Steel Pipe, As we're moving forward, we continue to keep an eye on our ever-expanding merchandise range and make improvement to our services.
OEM Factory for Carbon Steel Galvanized Pipes - BLACK PAINTED ERW STEEL PIPE WORLD BIGGEST MANUFACTURER YOUFA IN CHINA – Youfa Detail:

We also offer you product sourcing and flight consolidation expert services. We've our personal manufacturing unit and sourcing business. We can offer you virtually every variety of merchandise associated to our item range for BLACK PAINTED ERW STEEL PIPE WORLD BIGGEST MANUFACTURER YOUFA IN CHINA, We maintain timely delivery schedules, revolutionary designs, high-quality and transparency for our buyers. Our moto would be to provide top quality goods within just stipulated time.
We also offer you product sourcing and flight consolidation expert services. We've our personal manufacturing unit and sourcing business. We can offer you virtually every variety of merchandise associated to our item range for Carbon Steel Pipe, Erw Steel Pipe, Galvanized Steel Pipe, Welded Steel Pipe, WORLD BIGGEST MANUFACTURER YOUFA IN CHINA, Our company sticks to the principle of "high quality, reasonable price and timely delivery". We sincerely hope to establish good cooperative relationships with our new and old business partners from all parts of the world. We hope to work with you and serve you with our excellent products and services. Welcome to join us!

Product Fire Sprinkler 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 GB/T3091, GB/T13793API 5L, ASTM A53, A500, A36, ASTM A795
Specifications ASTM A795 sch10 sch30 sch40
Surface Painted Black or Red
Ends Plain ends
Grooved 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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OEM Factory for Carbon Steel Galvanized Pipes - BLACK PAINTED ERW STEEL PIPE WORLD BIGGEST MANUFACTURER YOUFA IN CHINA – Youfa detail pictures


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We retain bettering and perfecting our goods and service. At the same time, we perform actively to do research and enhancement for OEM Factory for Carbon Steel Galvanized Pipes - BLACK PAINTED ERW STEEL PIPE WORLD BIGGEST MANUFACTURER YOUFA IN CHINA – Youfa, The product will supply to all over the world, such as: Hongkong, Slovenia, Florence, We always hold on the company's principle "honest, professional, effective and innovation", and missions of: let all drivers enjoy their driving at night, let our employees can realize their value of life, and to be stronger and service more people. We are determined to become the integrator of our product market and one-stop service provider of our product market.
  • As a veteran of this industry, we can say that the company can be a leader in the industry, select them is right.
    5 Stars By Michaelia from New Zealand - 2015.09.23 17:37
    The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
    5 Stars By Ivan from Madrid - 2015.05.15 10:52