New Delivery for Large Diameter Welded Spiral Pipe - Quality Inspection for Round Section Black Carbon Erw Welded Steel Tube – Youfa

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We can always satisfy our respected customers with our good quality, good price and good service due to we are more professional and more hard-working and do it in cost-effective way for 14 Inch Carbon Steel Pipe, Steel Galvanized Coil, Pre Galvanized Square Steel Pipe, As an experienced group we also accept custom-made orders. The main intention of our firm is to build up a satisfying memory for all consumers, and set up a long-term win-win small business connection.
New Delivery for Large Diameter Welded Spiral Pipe - Quality Inspection for Round Section Black Carbon Erw Welded Steel Tube – Youfa Detail:

Our eternal pursuits are the attitude of "regard the market, regard the custom, regard the science" as well as theory of "quality the basic, believe in the very first and management the advanced" for Quality Inspection for Round Section Black Carbon Erw Welded Steel Tube, We've extra than 20 years experience with this industry, and our product sales are well qualified. We will supply you with one of the most experienced strategies to fulfill your products' prerequisites. Any troubles, occur to us!
Our eternal pursuits are the attitude of "regard the market, regard the custom, regard the science" as well as theory of "quality the basic, believe in the very first and management the advanced" for Carbon Steel Pipe, Erw Welded Carbon Steel Pipe, Welded Carbon Steel Pipe, 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!

Product Hot Dip Galvanized 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 EN39, BS1139, BS1387, EN10255,ASTM A53, ASTM A500, A36, ASTM A795,ISO65, ANSI C80, DIN2440, JIS G3444,

GB/T3091, GB/T13793

Surface Zinc coating 200-500g/m2 (30-70um)
Ends Plain ends
with or without caps

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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New Delivery for Large Diameter Welded Spiral Pipe - Quality Inspection for Round Section Black Carbon Erw Welded Steel Tube – Youfa detail pictures


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In the past few years, our business absorbed and digested advanced technologies both equally at home and abroad. In the meantime, our company staffs a group of experts devoted to your advancement of New Delivery for Large Diameter Welded Spiral Pipe - Quality Inspection for Round Section Black Carbon Erw Welded Steel Tube – Youfa, The product will supply to all over the world, such as: Vietnam, Brisbane, Grenada, With the technology as the core, develop and produce high-quality merchandise according to the diverse needs of the market. With this concept,the company will continue to develop merchandise with high added values and continuously improve items,and will present many customers with the best goods and services!
  • The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.
    5 Stars By Honey from Seattle - 2016.06.22 12:49
    Superb technology, perfect after-sales service and efficient work efficiency, we think this is our best choice.
    5 Stars By Giselle from Japan - 2016.04.28 15:45