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Quick Details

  • Standard: ASTM, BS, GB, ASTM A53-2007, BS 1387, GB/T 3094-2000
  • Grade: Q195-Q345, Q195, Q215, Q235
  • Thickness: 1.2 - 7.5 mm, 1.2 to 7.5 mm
  • Section Shape: Roud / Sqaure/ Rectangular
  • Place of Origin: Tianjin, China (Mainland)
  • Secondary Or Not: Non-secondary
  • Application: Structure Pipe
  • Technique: ERW
  • Certification: ISO9001-2000
  • Surface Treatment: Black/ Galvanized/ Oiled
  • Special Pipe: Thick Wall Pipe
  • Alloy Or Not: Non-alloy
  • Commodity: Carbon Steel Welded Steel pipe
  • Out diameter: 21mm to 168mm / 20*20 to 500*500
  • length: 5.8m/6m or customized
  • Surface: bare or oiled or galvanized
  • Material: Q195/Q235/Q235B
  • Package: Standard Package By Bundle or customized
  • Marks: Customized
  • Shape: Round / Square / Rectangular
  • Keyword: Steel Pipe

Packaging & Delivery

Packaging Details Standard Export Package by bundles or customized
Delivery Time within 20 to 35 days after received the deposit
Product Description

 As a manufacturer of Steel Pipe, our main products are Black Steel Pipe (ERW Steel Pipe), Galvanized Steel Pipe, Black Square / Rectangular Steel Pipe, Galvanized Sqaure/ Rectangular Steel Pipe. 

Black Steel Pipe 


Galvanized Steel Pipe 


Specifications of our round steel pipe.


Black Square/ Rectangular Steel Pipe (Hollow Section )



Galvanized Square / Rectangular Steel Pipe 


Regular Specification of Square/Rectangular Steel Pipe 

Demention  : 15 mm*15mm to 500mm*500 mm


Production Flow

    Black round Steel Pipes 


  Square / Rectangular Steel Pipe 


         Hot-Hot-dip Galvanizing  the black steel pipe & Square/rectangular steel pipe   : 

   We have own Hot-dip Galvanizing production lines , so all the black pipes we produced  (round & square/ rectangular ) can be galvanized . 


  Packing :  Export standard Package by  bundle       




Overview of Factory

 We Tianjin Hengji Steel Co., Ltd  established in May 2000. Our factory covers a land area of approx.173000sqm.  At present we have 13 ERW Steel Pipe production lines , 4 Hollow Section Steel Pipe lines and 4 hot dip Galvanized pipes lines. 



Our ISO certificate : 



If you are interested in our Steel Pipe ( Black  steel pipe/ Galvanzied steel pipe/Square  or rectangular steel pipe and Galvanized ones ) , please feel free to contact us. Your any request will get prompt reply .


 We are looking forward to cooperating with you. 


Contact Info. 

Eileen Yan 

Skype: eileenyan88   TEl: +86 022-5839 9870-801 FAx: +86 022 58399346 


Black Steel Pipe (ERW Steel Pipe), Galvanized Steel Pipe, Black Square / Rectangular Steel Pipe, Galvanized Sqaure/ Rectangular Steel Pipe. 


Transaction History of the Supplier

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Transaction Overview


Transaction Details

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China (Mainland) | Manufacturer, Trading Company
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Domestic Market 100.00%
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Supplier's Trade Assurance Limit: US $86,000
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