China Supplier Sprial Contruction Materials - BLACK PAINTED ERW STEEL PIPE WORLD BIGGEST MANUFACTURER YOUFA IN CHINA – Youfa

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We hold strengthening and perfecting our items and repair. At the same time, we get the job done actively to do research and progress for Oval Steel Tube, Galvanized Rectangular Steel, Black Painted Seamless Steel Pipe, We welcome new and outdated clients from all walks of daily life to get hold of us for long term organization associations and achieving mutual results!
China Supplier Sprial Contruction Materials - 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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China Supplier Sprial Contruction Materials - BLACK PAINTED ERW STEEL PIPE WORLD BIGGEST MANUFACTURER YOUFA IN CHINA – Youfa detail pictures


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Good quality comes 1st; assistance is foremost; business enterprise is cooperation" is our business enterprise philosophy which is regularly observed and pursued by our company for China Supplier Sprial Contruction Materials - BLACK PAINTED ERW STEEL PIPE WORLD BIGGEST MANUFACTURER YOUFA IN CHINA – Youfa, The product will supply to all over the world, such as: Nepal, Germany, Surabaya, We adhere to the honest, efficient, practical win-win running mission and people-oriented business philosophy. Excellent quality, reasonable price and customer satisfaction are always pursued! If you are interested in our items, just try to contact us for more details!
  • High Quality, High Efficiency, Creative and Integrity, worth having long-term cooperation! Looking forward to the future cooperation!
    5 Stars By Hannah from Italy - 2015.09.23 17:37
    The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
    5 Stars By Pag from Estonia - 2015.12.05 13:53