Product name | hollow section square tube |
Wall Thickness | 0.7mm–13mm |
Length | 1–14mAccording to customer requirements … |
Outer Diameter | 20mm*20mm—400mm*400 |
Tolerance | Tolerance based on Thickness:±5~±8%;According to customer’s request |
Shape | square |
Material | Q195—Q345,10#,45#,S235JR,GR.B-D,STK500,BS1387…… |
Surface treatment | black |
factory | yes |
Standard | ASTM,DIN,JIS,BS |
Certificate | ISO,BV,CE,SGS |
Payment terms | 30%T/T deposit in advance,70%balance after B/L copy; |
Delivery times | 25days after receive ur deposits |
Package |
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Loading port | Tianjin/Xingang |
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 .
1.we applied for received 3 patents .(Groove pipe ,Shoulder pipe,Victaulic pipe )
2. Port : our factory just 40 kilometers from Xingang port ,is biggest port in the north of China .
3.Our manufacturing equipment include 4 pre-galvanized products lines,8 ERW steel pipe product lines,3 hot-dipped galvanized process lines.
Bridge construction Bridge construction Highway fence
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 .
The customer purchased steel pipes in our factory. After the goods were produced, the customer came to our factory for inspection.