China 15×15 Galvanized Square Gi Steel Tube hollow section manufacturers and suppliers

15×15 Galvanized Square Gi Steel Tube hollow section

Short Description:

Place of Origin:Tianjin, China
Standard:GB/T3091-2001,BS1387-1985,DIN EN10025,EN10219,JIS G3444:2004,ASTM A53 SCH40/80/STD,BS-EN10255-2004;
Grade:Q195,Q235,Q345,S235JR,GR.B-D,STK500;
Surface:Pre-galvanized,Hot dip galvanized,Electro galvanized,Black,Painted,Threaded,Socket,Engraved;
Usage:Construction,Furniture,Water supply pipe, Gas pipe, Building pipe,Machinery,Coal mines,Chemicals,Electricity,Rrailway,Vehicles,Automotive industry,Highways,Bridges,Containers,Sports facilities,Agricultural,Machinery,Petroleum Machinery,Exploration machinery,Greenhouse construction;
Section Shape:Round
Outer Diameter:19 - 114.3 mm
Thickness:0.8-2.5mm

Send email to us Whatsapp Email

Product Detail

Product Tags

The product description：

Product name	hollow section square tube
Wall Thickness	0.7mm–13mm
Length	1–14mAccording to customer requirements …
Outer Diameter	20mm20mm—400mm400
Tolerance	Tolerance based on Thickness:±5～±8%
Shape	square
Material	Q195—Q345,10#,45#,S235JR,GR.B-D,STK500,BS1387……
Surface treatment	Galvanized
Zinc coating	Pre-galvanized square tube:40–220G/M2Hot dip galvanized square tube :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	Through a bundle According to customer’s requirement
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


Product photos	Zinc coating	diameter detail

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.

Product photos :

Hot-dipped-Galvanized-Steel-Pipe-Square-Tube

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 :