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Quick Details

  • Standard: API, ASTM, BS, DIN, GB, API 5CT, API 5DP, API 5L, ASTM A106-2006, ASTM A53-2007, ASTM A53M-2007, BS 1387, DIN EN 10025, GB/T3901
  • Grade: A53-A369, A106(B,C), A53(A,B)
  • Thickness: 0.7 - 10 mm
  • Section Shape: Round
  • Outer Diameter: 21.3 - 273 mm
  • Place of Origin: Tianjin, China (Mainland)
  • Secondary Or Not: Non-secondary
  • Application: Structure Pipe
  • Technique: ERW
  • Certification: ISO
  • Surface Treatment: Galvanized
  • Special Pipe: EMT Pipe
  • Alloy Or Not: Non-alloy
  • Product name: Tianjin Supplier High Quality Pre galvanised steel pipe prices
  • Type: Welded ERW
  • Material: Q195/Q215/Q235/Q345
  • Surface: Zinc coating
  • Keyword: Gi steel Pipes
  • Shape: Round Section
  • Commodity: ERW Pre Galvanized Steel PIpe
  • Usage: Construction Structure
  • End protector: Coupling Protector
  • Packing: Bundles

Packaging & Delivery

Packaging Details Packaging Details: in bundle and waterproof package for gi steel pipe.
Delivery Detail: Shipped in 15 days after payment
Delivery Time 3


   Pre Galvanized Steel Round Pipe


Production Introduction


           Galvanized steel pipe, divided intohot dipped galvanizedand electricity galvanized pipe, zinc layer of hot dip galvanized is more thick,could achieve 200g/m2-400g/m2, coating uniformity, strong adhesion, long service life, etc.the cost of Electric galvanized is lower, the surface is not very smooth, its corrosion resistance is more bad than galvanized pipe.Our products are full of hot dip galvanized pipe and pre-galvanized pipe.






Name Galvanized Steel Pipe (Hot galvanized /Pre-galavnized)
O.D 13.72-273mm
O.D tolerance +/-0.05mm
W .T 1.65-8.18mm
W.T tolerance +/-0.02mm
Zinc coating 200g/m2-400g/m2(Hot dipped galvanized )
Length 2—12m,As customers require 
Technique ERW,SAW,Seamless or as per customers' requirement
Material Q195/Q235/Q345 or  other foregin material  



 GB/T309   2-1993,GB3640-88


 1. Fluid and gas transportation pipeline

 2. Casing Tube

 3. Boiler Pipe

 4. Petroleum and natural gas industry

 5. Chemistry industry

 6. Electric industry

Delivery time

 15-20 days after we receive the deposit of copy of LC.


2.Production Show 







3.Manufacturing Technique Process


4.Production Workshop



1.End  protector


 Threading ,Plastic pipe cap,or as per customers' requirement.



2.Surface Treatment&Packaging


Surface Treatment : Painted on surface according to your requirement



Packaging: (1) Bared;

                  (2) In bundle with steel strip;

                  (3) Waterproof package;

                  (4) as per your requirement ;




Our company


         Our company is a professional manufacturer of weld pipes, square pipes, rectangle pipes, zinc plate pipes and seamless pipes. We are well known for supreme quality, reasonable prices and a high reputation.  


Business Type:    Manufacturer,Trading Company

Location:              Tianjin,China 
Year established: 2008
Registration No:  120223000015469

 Main Products
1.black steel pipe;round,square,rectangular;

2.galvanized steel pipe:round,square,rectangular; 

3.seamless steel pipe;

4.galvanized steel coil,prepainted galvanized steel coil;

5.Other steel products also can ask us,we will help you to find it.

 1.Main Markets



* We have passed ISO9001 ,TUV,SGS,BV CERTIFICATION.

* Our company is a trusted manufacturer, and we have worked with over 500 companies during 

   our 10 years of experience. 





Frequently Asked Questions


1. DO you have factory?

    Yes ,we are the manufacturer ,which is in Tianjin China.


2. What is the minimum order amount?

    Orders are 5 tons for each specification.


3. Can you send us the sample?

    Yes ,samples can be supplied.


4. How about the delivery time?

   15-20 days after received your deposit.


5. What payment terms can you accept?

   T/T,100% L/C at sight, Cash, Western Union


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