China wholesale 10×10 100×100 Steel Square Tube - OEM Supply Erw Astm A36 Carbon Steel Pipe Ukraine Youfa Brand the biggest manufacturer for welded steel pipe – Youfa

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With reliable quality process, good reputation and perfect customer service, the series of products produced by our company are exported to many countries and regions for 1200mm Diameter Carbon Steel Pipe, Astm A500 Steel Pipe, Pre Galvanized Rectangular Steel Pipe, We welcome new and old customers from all walks of life to contact us for future business relationships and achieve mutual success!
China wholesale 10×10 100×100 Steel Square Tube - OEM Supply Erw Astm A36 Carbon Steel Pipe Ukraine Youfa Brand the biggest manufacturer for welded steel pipe – Youfa Detail:

Normally customer-oriented, and it's our ultimate concentrate on for being not only one of the most dependable, trustable and honest supplier, but also the partner for our shoppers for OEM Supply Erw Astm A36 Carbon Steel Pipe Ukraine Youfa Brand the biggest manufacturer for welded steel pipe, To benefit from our strong OEM/ODM capabilities and considerate companies, please get in touch with us today. We will sincerely produce and share achievement with all customers.
Normally customer-oriented, and it's our ultimate concentrate on for being not only one of the most dependable, trustable and honest supplier, but also the partner for our shoppers for Astm A36 Carbon Steel Pipe, Carbon Steel Pipe Ukraine, Erw Carbon Steel Pipe, We aim to build a famous brand which can influence a certain group of people and light up the whole world. We want our staff to realize self-reliance, then achieve financial freedom, lastly obtain time and spiritual freedom. We do not focus on how much fortune we can make, instead we aim to obtain high reputation and be recognized for our products. As a result, our happiness comes from our clients satisfaction rather than how much money we earn. Ours team will do best for yourself always.

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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China wholesale 10×10 100×100 Steel Square Tube - OEM Supply Erw Astm A36 Carbon Steel Pipe Ukraine Youfa Brand the biggest manufacturer for welded steel pipe – Youfa detail pictures


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We constantly think and practice corresponding to the change of circumstance, and grow up. We aim at the achievement of a richer mind and body along with the living for China wholesale 10×10 100×100 Steel Square Tube - OEM Supply Erw Astm A36 Carbon Steel Pipe Ukraine Youfa Brand the biggest manufacturer for welded steel pipe – Youfa, The product will supply to all over the world, such as: luzern, Singapore, South Africa, Meanwhile, we're building up and consummating triangle market & strategic cooperation in order to achieve a multi-win trade supply chain to expand our market vertically and horizontally for a brighter prospects. development. Our philosophy is to create cost-effective products, promote perfect services, cooperate for long-term and mutual benefits, firm a comprehensive mode of excellent suppliers system and marketing agents, brand strategic cooperation sales system.
  • Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,
    5 Stars By Julia from United Kingdom - 2015.04.25 16:46
    We feel easy to cooperate with this company, the supplier is very responsible, thanks.There will be more in-depth cooperation.
    5 Stars By Amy from Sheffield - 2016.05.02 11:33