OEM China Polishing St37.2 Steel Pipe - Fire Sprinkler Steel Pipe – Youfa

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We emphasize advancement and introduce new products into the market each year for Welded Square Steel Pipe, Real Spiral Welded Steel Pipe/Tube, Welded Round Steel Pipe, Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs.
OEM China Polishing St37.2 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.


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.


Product detail pictures:

OEM China Polishing St37.2 Steel Pipe - Fire Sprinkler Steel Pipe – Youfa detail pictures


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Our company sticks to the principle of "Quality is the life of the company, and reputation is the soul of it" for OEM China Polishing St37.2 Steel Pipe - Fire Sprinkler Steel Pipe – Youfa, The product will supply to all over the world, such as: Islamabad, Jordan, Mexico, Our tenet is "integrity first, quality best". We have confidence in providing you with excellent service and ideal products. We sincerely hope we can establish win-win business cooperation with you in the future!
  • The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.
    5 Stars By Louis from Guatemala - 2016.07.07 13:00
    The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
    5 Stars By Cora from Iraq - 2016.07.28 15:46