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

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Our firm sticks to the basic principle of "Quality is the life of your company, and status will be the soul of it" for Black Carbon Steel Pipe, Black Square Hollow Section Pipe, Astm A500 Hollow Section, Our Enterprise Core Principle: The prestige 1st ;The quality guarantee ;The customer are supreme.
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.


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


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Assume full responsibility to meet all demands of our clients; achieve continuous advancements by promoting the growth of our clients; become the final permanent cooperative partner of clients and maximize the interests of clients for OEM China Polishing St37.2 Steel Pipe - Fire Sprinkler Steel Pipe – Youfa, The product will supply to all over the world, such as: Germany, France, Roman, With nearly 30 years' experience in business, we are confident in superior service, quality and delivery. We warmly welcome customers from all over the world to cooperate with our company for common development.
  • The goods are very perfect and the company sales manager is warmful, we will come to this company to purchase next time.
    5 Stars By Christina from Melbourne - 2016.03.28 16:34
    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 Pandora from Dubai - 2016.06.25 12:48