Hot-selling Stk 400 Welded Steel Pipe - Fire Sprinkler Steel Pipe – Youfa

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The key to our success is "Good Product Quality, Reasonable Price and Efficient Service" for Galvanized Steel Coil, Double Side Spiral Welding Steel Pipes, Galvanized Rectangular Carbon Steel, For further information, please do not hesitate to contact us. All inquiries from you will be highly appreciated.
Hot-selling Stk 400 Welded Steel Pipe - 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.


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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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Hot-selling Stk 400 Welded Steel Pipe - Fire Sprinkler Steel Pipe – Youfa detail pictures


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Our goal is to satisfy our customers by offering golden service, good price and high quality for Hot-selling Stk 400 Welded Steel Pipe - Fire Sprinkler Steel Pipe – Youfa, The product will supply to all over the world, such as: Muscat, India, Barbados, Our tenet is "integrity first, quality best". Now we have confidence in providing you with excellent service and ideal merchandise. We sincerely hope we can establish win-win business cooperation with you in the future!
  • This supplier stick to the principle of "Quality first, Honesty as base", it is absolutely to be trust.
    5 Stars By Gary from Victoria - 2015.11.28 16:25
    Adhering to the business principle of mutual benefits, we have a happy and successful transaction, we think we will be the best business partner.
    5 Stars By Anastasia from Georgia - 2016.03.08 14:45