Factory made hot-sale Precision Steel Square Pipe - OEM Manufacturer Astm A53 Schedule 40 Black Q235b 28 5 8 Inch Spiral Weld Carbon Duplex Tube Erw Steel Pipe Youfa Brand the biggest manufacturer for welded steel pipe – Youfa

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Innovation, excellent and reliability are the core values of our firm. These principles today more than ever form the basis of our success as an internationally active mid-size corporation for Astm A500 Hollow Section, Rhs Steel, Size Of Rectangular Steel Tube, We aim at Ongoing system innovation, management innovation, elite innovation and market innovation, give full play to the overall advantages, and constantly improve service quality.
Factory made hot-sale Precision Steel Square Pipe - OEM Manufacturer Astm A53 Schedule 40 Black Q235b 28 5 8 Inch Spiral Weld Carbon Duplex Tube Erw Steel Pipe Youfa Brand the biggest manufacturer for welded steel pipe – Youfa Detail:

abide by the contract", conforms to the market requirement, joins during the market competition by its superior quality also as provides extra comprehensive and exceptional service for consumers to let them turn into significant winner. The pursue of the business, is definitely the clients' gratification for OEM Manufacturer Astm A53 Schedule 40 Black Q235b 28 5 8 Inch Spiral Weld Carbon Duplex Tube Erw Steel Pipe Youfa Brand the biggest manufacturer for welded steel pipe, We give priority to quality and customer pleasure and for this we follow stringent excellent control measures. We've got in-house testing facilities where our items are tested on every single aspect at different processing stages. Owning to latest technologies, we facilitate our clients with custom made creation facility.
abide by the contract", conforms to the market requirement, joins during the market competition by its superior quality also as provides extra comprehensive and exceptional service for consumers to let them turn into significant winner. The pursue of the business, is definitely the clients' gratification for 8inch Carbon Erw Steel Pipe, Astm A57 Black Erw Round Steel Pipe, Erw Steel Pipe, youfa steel pipe, We sincerely hope to cooperate with customers all over the world, if you would like to have more information, make sure you kindly contact us, we have been looking forward to building up a great business relationship with you.

Product ERW 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 DIN 2440, ISO 65, EN10255, BS1387GB/T3091, GB/T13793JIS 3444 /3466

API 5L, ASTM A53, A500, A36, ASTM A795

Surface Bare/Natural Black
Ends Plain ends
with or without caps

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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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Factory made hot-sale Precision Steel Square Pipe - OEM Manufacturer Astm A53 Schedule 40 Black Q235b 28 5 8 Inch Spiral Weld Carbon Duplex Tube Erw Steel Pipe Youfa Brand the biggest manufacturer for welded steel pipe – Youfa detail pictures


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Gaining client pleasure is our company's aim without end. We are going to make excellent efforts to create new and top-quality goods, meet your special requirements and provide you with pre-sale, on-sale and after-sale companies for Factory made hot-sale Precision Steel Square Pipe - OEM Manufacturer Astm A53 Schedule 40 Black Q235b 28 5 8 Inch Spiral Weld Carbon Duplex Tube Erw Steel Pipe Youfa Brand the biggest manufacturer for welded steel pipe – Youfa, The product will supply to all over the world, such as: Malta, Iran, Sydney, We are always creating new technology to streamline the production, and provide goods with competitive prices and high quality! Customer satisfaction is our priority! You can let us know your idea to develop unique design for your own model to prevent too much similar parts in the market! We will offer our best service to satisfy all your needs! Please contact us right away!
  • Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
    5 Stars By David from Latvia - 2016.11.29 11:09
    The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
    5 Stars By Lisa from Madagascar - 2015.09.21 11:01