OEM Manufacturer Double Side Spiral Welding Steel Pipes - Fire Sprinkler Steel Pipe – Youfa

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Sticking for the basic principle of "Super Top quality, Satisfactory service" ,We've been striving to be an excellent business enterprise partner of you for Galvanized Steel Pipe 4 Inch, 100*200mm Galvanized Rectangular Tube, Erw Steel Pipe, Our products have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!
OEM Manufacturer Double Side Spiral Welding Steel Pipes - Fire Sprinkler Steel Pipe – Youfa Detail:

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 Manufacturer Double Side Spiral Welding Steel Pipes - Fire Sprinkler Steel Pipe – Youfa detail pictures


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We believe in: Innovation is our soul and spirit. Top quality is our life. Purchaser need is our God for OEM Manufacturer Double Side Spiral Welding Steel Pipes - Fire Sprinkler Steel Pipe – Youfa, The product will supply to all over the world, such as: Angola, St. Petersburg, Suriname, Our company has a skillful sales team, strong economic foundation, great technical force, advanced equipment, complete testing means, and excellent after-sales services. Our items have beautiful appearance, fine workmanship and superior quality and win the unanimous approvals of the customers all over the world.
  • Production management mechanism is completed, quality is guaranteed, high credibility and service let the cooperation is easy, perfect!
    5 Stars By Jason from America - 2015.10.01 14:14
    This company can be well to meet our needs on product quantity and delivery time, so we always choose them when we have procurement requirements.
    5 Stars By Catherine from Turkey - 2015.09.23 17:37