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 Gi Pipe Specification, Asme B36.10 Hot Rolled Carbon Steel, Carbon Steel Round Tube Sizes, Since establishment within the early 1990s, now we have arrange our sale network in USA, Germany, Asia, and several Middle Eastern countries. We intention to get a top class supplier for worldwide OEM and aftermarket!
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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We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate in our success 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: Maldives, Dubai, US, We believe that good business relationships will lead to mutual benefits and improvement for both parties. We have established long-term and successful cooperative relationships with many customers through their confidence in our customized services and integrity in doing business. We also enjoy a high reputation through our good performance. Better performance will be expected as our principle of integrity. Devotion and Steadiness will remain as ever.
  • With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.
    5 Stars By Michaelia from Algeria - 2015.06.18 17:25
    This enterprise in the industry is strong and competitive, advancing with the times and develop sustainable, we are very pleased to have a opportunity to cooperate!
    5 Stars By Ricardo from Uzbekistan - 2016.08.16 13:39