ERW Welded Carbon Steel Pipe Of ASTM A53 API 5L GRADE B

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1、Structure of ERW Welded Carbon Steel Pipe Of ASTM A53 API 5L GRADE B Description: 

Seamless pipe is formed by drawing a solid billet over a piercing rod to create the hollow shell. As the manufacturing process does not include any welding, seamless pipes are perceived to be stronger and more reliable. Historically seamless pipe was regarded as withstanding pressure better than other types, and was often more easily available than welded pipe.


2、Main Features of the ERW Welded Carbon Steel Pipe Of ASTM A53 API 5L GRADE B:

  • Standard:BS, JIS, GB, ASTM

  • Standard:BS 1387, JIS G3452-2004, GB/T 3091-2001, ASTM A53-2007, ASTM A252-1998

  • Grade:16Mn, ST35-ST52, Q195-Q345

  • Grade:16Mn, St37, St52, Q235, Q345, Q195, Q215

  • Thickness:1.5 - 20 mm

  • Section Shape:Round

  • Outer Diameter:21.3 - 508 mm

  • Place of Origin:Tianjin, China (Mainland)

  • Secondary Or Not:Non-secondary

  • Application:Fluid Pipe

  • Technique:Hot Rolled

  • Certification:CE

  • Surface Treatment:Galvanized

  • Special Pipe:Thick Wall Pipe

  • Alloy Or Not:Non-alloy

  • ERW Steel Pipe:Original Tianjin China

  • Standard:ASTM A53, BS1387,GB/T3091 ,JIS3452

  • Grade1:Gr.A ,B ,S275JR S355

  • Grade2:Q235

  • Grade3:Q345

  • Grade4:SS400

  • Length 5.5-5.85meters:20'container 22-26tons

  • Length 6meters:40'container 26tons

  • Length 7meters:40'container 26tons

  • Length 12merers:40'container 26tons


3、ERW Welded Carbon Steel Pipe Of ASTM A53 API 5L GRADE B Images: 


4、ERW Welded Carbon Steel Pipe Of ASTM A53 API 5L GRADE B Specification:



ASTM A106-2006, ASTM A53-2007


10#-45#, 16Mn
10#, 20#, 45#, 16Mn


8 - 33 mm

Section Shape


Outer Diameter

133 - 219 mm

Place of Origin

Shandong, China (Mainland)

Secondary Or Not



Hydraulic Pipe


Cold Drawn



Surface Treatment

factory state or painted black

Special Pipe

API Pipe

Alloy Or Not




Outer Diameter



20#, 45#, Q345, API J55, API K55, API L80, API N80, API P110, A53B




5、FAQ of ERW Welded Carbon Steel Pipe Of ASTM A53 API 5L GRADE B:  

①How is the quality of your products?
    Our products are manufactured strictly according to national and internaional standard, and we take a test 
on every pipe before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.

②How about price?
    Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.

③Why should you chose us?
    Chose happens because of quality, then price, We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.


Any question, pls feel free to contact us !


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