Factory Supply Seamless Medium Carbon Steel Tube - Square and Rectangular Hollow Section 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 Sawl Steel Pipe, Erw Carbon Rectangular Steel Pipe/Tube, Sa 179 Carbon Steel Pipe, We hope we can have a friendly relationship with businessman from all over the world.
Factory Supply Seamless Medium Carbon Steel Tube - Square and Rectangular Hollow Section Steel Pipe – Youfa Detail:

Product Square and Rectangular 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, EN10219GB/T 6728JIS 3444 /3466ASTM A53, A500, A36
Specification Square Hollow: 20*20-500*500mmRectangular Hollow: 20*40-300*500mmThickness: 1.0-30.0mmLength: 2-12m
Surface Bare/Natural BlackPainted or Oiled with or without wrapped
Ends Plain ends

square big pipesquare steel pipe painted square painted pipesquare big size pipe

square stock pipe

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.


Product detail pictures:

Factory Supply Seamless Medium Carbon Steel Tube - Square and Rectangular Hollow Section Steel Pipe – Youfa detail pictures

Factory Supply Seamless Medium Carbon Steel Tube - Square and Rectangular Hollow Section Steel Pipe – Youfa detail pictures


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"Control the quality by the details, show the power by quality". Our enterprise has strived to establish a remarkably efficient and stable team team and explored an effective excellent control system for Factory Supply Seamless Medium Carbon Steel Tube - Square and Rectangular Hollow Section Steel Pipe – Youfa, The product will supply to all over the world, such as: Malaysia, Nicaragua, Belgium, Qualified R&D engineer will be there for your consultation service and we will try our best to meet your requirements. So please feel free to contact us for inquiries. You'll be able to send us emails or call us for small business. Also you are able to come to our business by yourself to get further knowing of us. And we will surely give you the best quotation and after-sale service. We're ready to build stable and friendly relations with our merchants. To achieve mutual success, we will make our best efforts to build a solid co-operation and transparent communication work with our companions. Above all, we are here to welcome your inquiries for any of our goods and service.
  • The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.
    5 Stars By Astrid from Ethiopia - 2016.04.18 16:45
    The company has rich resources, advanced machinery, experienced workers and excellent services, hope you keep improving and perfecting your products and service, wish you better!
    5 Stars By Freda from Zimbabwe - 2016.09.26 12:12