China Cheap price Seamless Steel Pipes - Wholesale OEM/ODM Api 5l X52 Erw Welded Black Round Steel Pipe – Youfa

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The consumer fulfillment is our primary goal. We uphold a consistent level of professionalism, top quality, credibility and service for Large Diameter 50mm Galvanized Steel Pipe Price, Hot Rolled Square Pipe, X52 Carbon Steel Pipe, Sincerely hope to build long term business relationships with you and we will do our best service for you.
China Cheap price Seamless Steel Pipes - Wholesale OEM/ODM Api 5l X52 Erw Welded Black Round Steel Pipe – Youfa Detail:

With a positive and progressive attitude to customer's interest, our enterprise continually improves our products excellent to meet the wants of customers and further focuses on safety, reliability, environmental requirements, and innovation of Wholesale OEM/ODM Api 5l X52 Erw Welded Black Round Steel Pipe, We warmly welcome all point of view inquiries from your home and abroad to cooperate with us, and look forward to your correspondence.
With a positive and progressive attitude to customer's interest, our enterprise continually improves our products excellent to meet the wants of customers and further focuses on safety, reliability, environmental requirements, and innovation of Api 5l X52 Steel Pipe, Erw Welded Steel Pipe, round steel pipe, Our company follows laws and international practice. We promise to be responsible for friends, customers and all partners. We would like to establish a long-term relationship and friendship with every customer from all over the world on the basis of mutual benefits. We warmly welcome all old and new customers to visit our company to negotiate business.

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 Cheap price Seamless Steel Pipes - Wholesale OEM/ODM Api 5l X52 Erw Welded Black Round Steel Pipe – Youfa detail pictures


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Gaining purchaser gratification is our firm's intention eternally. We will make wonderful endeavours to build new and top-quality merchandise, satisfy your exclusive needs and provide you with pre-sale, on-sale and after-sale products and services for China Cheap price Seamless Steel Pipes - Wholesale OEM/ODM Api 5l X52 Erw Welded Black Round Steel Pipe – Youfa, The product will supply to all over the world, such as: Victoria, Monaco, Thailand, During the short years, we serve our clients honestly as Quality First, Integrity Prime, Delivery Timely, which has earned us an outstanding reputation and an impressive client care portfolio. Looking forward to working with you Now!
  • High production efficiency and good product quality, fast delivery and completed after-sale protection, a right choice, a best choice.
    5 Stars By Betty from San Francisco - 2015.06.18 17:25
    Superb technology, perfect after-sales service and efficient work efficiency, we think this is our best choice.
    5 Stars By Nora from Paris - 2016.06.16 18:23