| Product name | Hot Dip Galvanized Steel Pipe/Pre-Galvanized Steel Pipe |
| Wall Thickness | 0.6mm--20mm |
| Length | 1--14mAccording to customer requirements ... |
| Outer Diameter | 1/2’’(21.3mm)---16’’(406.4mm) |
| Tolerance | Tolerance based on Thickness:±5～±8% |
| Shape | Round |
| Material | Q195---Q345,10#,45#,S235JR,GR.B-D,STK500,BS1387...... |
| Surface treatment | Galvanized |
| Zinc coating | Pre-galvanized steel pipe :40--220G/M2Hot dip galvanized steel pipe :220--350G/M2 |
| Standard | ASTM,DIN,JIS,BS |
| Certificate | ISO,BV,CE,SGS |
| Payment terms | 30%T/T deposit in advance,70%balance after B/L copy;100%Irrevocable L/C at sight,100% Irrevocable L/C after receive B/L copy 20--30days |
| Delivery times | 25days after receive ur deposits |
| Package |
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| Loading port | Tianjin/Xingang |
customer's benefit：
What benefits do customers get：
1.we are factory .( our price will have an advantage over trading companies.) 2.Don't worry about the delivery date . we are sure to deliver the goods in time and quality to achieve customer satisfaction . Product detail : |  |  |
| Thickness | Length | Diameter |
 |  |  |
gi pipe zinc coating | HDG pipe Zinc coating | diameter detail |
Customer case： Australian customer purchase powder coating pre galvanized steel square tube. After customers receives the goods for the first time . Customer tests adhesive strength between the powder and the surface of the square tube .Customers test powder and square surface adhesion is small . We have meetings with customers to discuss this problem and we do tests all the time . we polished the surface of the square tube . Send the polished square tube to the heating furnace for heating . We tests all the time and discuss with customer all the time . We keep finding ways . After many tests, the final customer is very satisfied with the products. Now customer purchase a large number of products from factory every month . Customer photos :  |  |  |