Discount wholesale Oil Well Casing Pipe - Factory supplied Ms Erw Welded Black Steel Pipe/tube Black Carbon Erw Steel Pipe Youfa brand the biggest manufacturer for carbon steel pipe – Youfa

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Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs for Prime Quality Galvanized Steel Coil, Galvanized Flat Oval Steel Pipe, Steel Square Pipe, We guaranteed high quality, if clients were not satisfied with the products' quality, you can return inside 7days with their original states.
Discount wholesale Oil Well Casing Pipe - Factory supplied Ms Erw Welded Black Steel Pipe/tube Black Carbon Erw Steel Pipe Youfa brand the biggest manufacturer for carbon steel pipe – Youfa Detail:

With this motto in mind, we've got become among essentially the most technologically innovative, cost-efficient, and price-competitive manufacturers for Factory supplied Ms Erw Welded Black Steel Pipe/tube Black Carbon Erw Steel Pipe Youfa brand the biggest manufacturer for carbon steel pipe, As we're moving forward, we maintain an eye on our ever-expanding item range and make improvement to our expert services.
With this motto in mind, we've got become among essentially the most technologically innovative, cost-efficient, and price-competitive manufacturers for Black Carbon Erw Steel Pipe, Erw Steel Pipe, welded black steel pipe, We've been in continuous service to our growing local and international clients. We aim to be worldwide leader in this industry and with this mind; it is our great pleasure to serve and bringing the highest satisfaction rates among the growing market.

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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Discount wholesale Oil Well Casing Pipe - Factory supplied Ms Erw Welded Black Steel Pipe/tube Black Carbon Erw Steel Pipe Youfa brand the biggest manufacturer for carbon steel pipe – Youfa detail pictures


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Our merchandise are broadly identified and trusted by end users and can satisfy continually developing economic and social requires for Discount wholesale Oil Well Casing Pipe - Factory supplied Ms Erw Welded Black Steel Pipe/tube Black Carbon Erw Steel Pipe Youfa brand the biggest manufacturer for carbon steel pipe – Youfa, The product will supply to all over the world, such as: Moscow, Porto, Mauritania, The credibility is the priority, and the service is the vitality. We promise we have the ability to provide excellent quality and reasonable price products for customers. With us, your safety is guaranteed.
  • The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
    5 Stars By Christian from Washington - 2015.04.25 16:46
    It's really lucky to find such a professional and responsible manufacturer, the product quality is good and delivery is timely, very nice.
    5 Stars By Princess from Argentina - 2015.10.09 19:07