
Standard  | EN10219,EN10210,GB/T 6728,JIS,G3466,ASTM A500, A36  | 
Material  | S235GT,S355,STK400,STK500,Q345/Q235  | 
Diameter  | Square pipe: 20*20mm~500*500mm Rectangular pipe: 20*40mm~300*500mm  | 
Wall thickness (W.T.)  | 1.2mm~20mm  | 
Length  | 6.0M, 6.5M, 5.0M, 4.0M, 3.0M, 6.5M,1m-12m ,by customer's requiremnts  | 
Surface Anti-rusty Coating  | Pre-galvanized (Zinc coating: 40-80g/m2) Hot dipped galvanized (Zinc coating: 200-600g/m2 )  | 
Pipe Ends  | Plain ends  | 
Surface  | Black, or Galvanized and Oiled to prevent the rust  | 
Main market  | Middle East,Africa, Asia and some Uropean country and South America ,Australia  | 
Delivery Time  | 7-15 days (based on quantity) after receiving advanced payment by T/T or LC .  | 


Square and Rectangular Steel Pipe size chart  | ||
Square Hollow Section  | Rectangular Hollow Section  | Thickness(mm)  | 
20*20 25*25 30*30  | 20*40 30*40  | 1.2-3.0  | 
40*40 50*50  | 30*50 25*50 30*60 40*60  | 1.2-4.75  | 
60*60  | 50*70 40*80  | 1.2-5.75  | 
70*70 80*80 75*75 90*90 100*100  | 60*80 50*80 100*40 120*80  | 1.5-5.75  | 
120*120 140*140 150*150  | 160*80 100*150 140*80 100*180 200*100  | 2.5-10.0  | 
160*160 180*180 200*200  | 200*150 250*150  | 3.5-12.0  | 
250*250 300*300 400*200 350*350 350*300  | 250*200 300*200 350*200 350*250 450*250 400*300 500*200  | 4.5-15.75  | 
400*400 280*280 450*300 450*200  | 400*350 400*250 500*250 500*300 400*600  | 5.0-20.0  | 











Packing  | The sheets is packed with PVC film or water-proof kraft in the first layer, the second layer is iron sheet package, then wrapped on the metal pallet or metal square tube with steel strip.  | 
It's is water-proof and sea-worthy, and warmly welcomed by the customers.OEM accepted, besides,the pakage can also be according to your demands.  | |
Shipping  | 1.Shipping by containers  | 
2.Shipping by bulk ship.  | 

