Good quality 30mm Wall Thickness Structural Steel Pipe - Professional China Mild Steel Pipe Astm A53 Carbon Steel Sq Tube Youfa brand the biggest manufacturer for carbon steel pipe – Youfa

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To be a result of ours specialty and service consciousness, our company has won a superb reputation between customers all around the environment for Api 5l Steel Pipe, Erw Pipe, Dn50 Hot Dipped Galvanized Steel Pipe, We hope we can have a friendly relationship with businessman from all over the world.
Good quality 30mm Wall Thickness Structural Steel Pipe - Professional China Mild Steel Pipe Astm A53 Carbon Steel Sq Tube Youfa brand the biggest manufacturer for carbon steel pipe – Youfa Detail:

We believe in: Innovation is our soul and spirit. High-quality is our life. Purchaser need is our God for Professional China Mild Steel Pipe Astm A53 Carbon Steel Sq Tube Youfa brand the biggest manufacturer for carbon steel pipe, If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.
We believe in: Innovation is our soul and spirit. High-quality is our life. Purchaser need is our God for A53 Carbon, Mild Steel Pipe Astm, Mild Steel Pipe Astm A53 Carbon Steel Sq Tube, We strive for excellence, constant improvement and innovation, is committed to make us the "customer trust" and the "first choice of engineering machinery accessories brand" suppliers. Choose us, sharing a win-win situation!

Product ASTM A53 Black Painted Welded Steel Pipe
Material Carbon Steel
Grade Q195 = S195 / A53 Grade A
Q235 = S235 / A53 Grade B / A500 Grade AQ345 = S355JR / A500 Grade B Grade C
Standard GB/T3091, GB/T13793API 5L/ASTM A53, A500, A36, ASTM A795
Specifications ASTM A53 A500 sch10 – sch80
Surface Painted Black
Ends Plain ends
Beveled 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.


Product detail pictures:

Good quality 30mm Wall Thickness Structural Steel Pipe - Professional China Mild Steel Pipe Astm A53 Carbon Steel Sq Tube Youfa brand the biggest manufacturer for carbon steel pipe – Youfa detail pictures

Good quality 30mm Wall Thickness Structural Steel Pipe - Professional China Mild Steel Pipe Astm A53 Carbon Steel Sq Tube Youfa brand the biggest manufacturer for carbon steel pipe – Youfa detail pictures

Good quality 30mm Wall Thickness Structural Steel Pipe - Professional China Mild Steel Pipe Astm A53 Carbon Steel Sq Tube Youfa brand the biggest manufacturer for carbon steel pipe – Youfa detail pictures


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We are going to dedicate ourselves to providing our esteemed buyers together with the most enthusiastically thoughtful products and services for Good quality 30mm Wall Thickness Structural Steel Pipe - Professional China Mild Steel Pipe Astm A53 Carbon Steel Sq Tube Youfa brand the biggest manufacturer for carbon steel pipe – Youfa, The product will supply to all over the world, such as: Borussia Dortmund, Durban, Poland, In order to make more people know our products and to enlarge our market, we have devoted a lot of attention to technical innovations and improvement, as well as replacement of equipment. Last but not the least, we also pay more attention to training our managerial personnel, technicians and workers in planned way.
  • We have been engaged in this industry for many years, we appreciate the work attitude and production capacity of the company, this is a reputable and professional manufacturer.
    5 Stars By Samantha from Slovenia - 2016.10.25 15:53
    It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.
    5 Stars By Sophia from Portugal - 2016.06.16 18:23