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Quick Details

  • Standard: ASTM, BS, GB, ASTM A789-2001, BS 1139, BS 1387, BS EN 39, BS EN10219, GB/T3901
  • Grade: 10#-45#, 16Mn, Q195-Q345, ST35-ST52, 10#, 20#, 45#, 16Mn, Q195, Q215, Q235, Q345, St35.8
  • Thickness: 0.5 - 40 mm
  • Section Shape: Square
  • Outer Diameter: 10*10-1000*1000
  • Place of Origin: Tianjin, China (Mainland)
  • Secondary Or Not: Non-secondary
  • Application: Structure Pipe
  • Technique: ERW
  • Certification: ISO
  • Surface Treatment: black
  • Special Pipe: Thick Wall Pipe
  • Alloy Or Not: Non-alloy
  • Product name: welded square structural hollow section shape steel pipe/tube
  • Type: Round steel pipe
  • Length: 1-12m.According to client's request
  • Material: Q195/Q235/Q345
  • Surface: Galvanized Coated
  • Usage: Construction Structure
  • Color: Silver
  • Item: Hollow section black steel pipe Square steel pipe
  • Packing: PLASTIC BAG
  • Brand Name: Jinnuo

Packaging & Delivery

Packaging Details Bundle or according to client request.
Delivery Time About 10days received deposit
Product Description

Hot rolled black welded square structural hollow section shape steel pipe/tube 

Packaging & Shipping

Hollow section  black steel pipe Square steel pipe Q195  Steel Pipe


20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High)


40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High)


40ft HC:12032mm(Lengh)x2352mm(Width)x2698mm(High)


 20feet container load 27tons pipe whose length is under 5.8 to 5.9m


40feet container load 25-27tons pipe whose length is under 11.8to 11.9m



Certificate of Tianjin JInnuo steel pipe Co.Ltd



Production Line  and warehouse show



Company Information

 1,we(Tianjin Jinnuo steel pipe Co.,Ltd)  are engagaed in steel pipe industry for many years,our clients from differents countries,so we can give you a better service.  


2,we are factory,so we can suppply you the good quality and give you a satisfactory price.  


3,quick delivery time




Our Client




1.Do you have factory?
Yes ,we are the manufacturer,welcome to visit our company.
2.Where is your factory?
Our factory is tianjin,China.
3.Can you send us the sample?
Yes ,samples can be supplied.
4.How about the delivery time?
15-30 days after received your deposit.
5.What payment terms can you accept?
T/T,100% L/C at sight, Cash, Western Union.


Contact Way;



Ella Liu


Wechat/phone/what's app;0086-131-3218-5657




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China (Mainland) | Manufacturer
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Supplier's Trade Assurance Limit: US $33,000
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