product description:

Outer diameter (inch ):1/4’’—18’’

Thickness (mm):2.24—45.24

Length （m）:1—12m

The section shape:round

Country of origin:China(Mainland)

Provinces :Tianjin

Application:Structure Pipe,petroleum,natural gas,drilling,pumping and other fields.

Certificate:CE

Whether the alloy:Non- alloy

Factory :yes

 Product display:

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 photo :

 Different from other factories：

    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.

 Produce products :