Galvanized Steel Square Tube Q235 / Bridge

Short Description:

Place of Origin:Tianjin, China

Material:Q195,Q215,Q235B,Q345,Q39,16Mn,20# ,45#,20MN2,SS400,ST52-3.

Grade:Q195,Q215,Q235B,Q345,Q39,16Mn,20# ,45#,20MN2,SS400,ST52-3.

Surface:Black,Pre-galvanized,Hot dip galvanized,Electro galvanized,Painted,Threaded,Socket,Engraved.

Zinc Coating:30-275g/m2

Usage:Construction Structure,Building construction,machine manufacturing,Electrical,Chemical industry

Application:Fluid Pipe

Section Shape:Square/Rectangular

Outer Diameter:10*10mm-1000*1000mm/10*20mm-500*1000mm

Thickness:0.6-30 mm

Standard:GB/T6728-2002,ASTM A500 GR.A.B.C,JIS S3466

Product Detail

Our Advantages

Product Tags

Product details 

product name : Pre-galvanized square steel tube hollow section 
Surface treatment: galvanized 
Standards: GB/T6728-2002,ASTM A500 Gr.A.B.C. JIS G3466 BS1387-1985 
Steel Grade: Q195–Q345,S235JR,GR.B-D,STK 500
Delivery time : Within 15days after received deposit 
Port : Tianjin /Xingang 
Terms of payment : L/C,D/A,D/P,T/T 
Package : 1.packed in bundle ,suitable for sea transport (by container) 

Our factory : 

factory 1 14 657043816311010033

   Our workshop                                                                     Our team                                                                  Our factory 

Why choose us :

1.we applied for received 3 patents.(Groove pipe,Shoulder pipe,Victaulic pipe)
2.Our factory just 40kilometers from Xingang port,is biggest port in the morth of China.
3.Our manufacturing equipment incude 4 pre-galvanized products lines , 8ERW steel pipe product lines3 hot-dipped galvanized process lines .
product photos :
square tube 14 square tube 10 packing photos

  Diameter                                                                  thickness                                                          Packing photos 

Customer photos :

47 4

The first picture  is when we were at the Canton fair , we were talking about cooperative customers . 

    The second picture is the customer purchase from our factory. After the production of the goods is completed , the customer comes to our factory to inspect the goods . 

Product use:

围栏 桥梁1

         Used in the fence                                                                          Used in the bridge


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  • Our Advantages :

    1.we are the source manufacturer .

    2.Our factory is near the port of Tianjin.

    3.To ensure the quality of our products, we use high quality materials and strict quality control

    Payment Term :

    1.30% deposit then 70% balance after received the BL copy
    2.100% at sight Irrevocable letter of credit
    Delivery time: within 15-20 days after received the deposit
    Certificate : CE,ISO,API5L,SGS,U/L,F/M