Factory Supply China Black ERW Square Steel Pipe /Rectangular Steel Tube

Short Description:

Place of Origin:Tianjin, China

Material:Q195,Q215,Q235B,Q345,Q39,16Mn,20# ,45#,20MN2,SS400,ST52-3.

Grade:Q195,Q215,Q235B,Q345,Q39,16Mn,20# ,45#,20MN2,SS400,ST52-3.

Surface:Black,Pre-galvanized,Hot dip galvanized,Electro galvanized,Painted,Threaded,Socket,Engraved.

Zinc Coating:30-275g/m2

Usage:Construction Structure,Building construction,machine manufacturing,Electrical,Chemical industry

Application:Fluid Pipe

Section Shape:Square/Rectangular

Outer Diameter:10*10mm-1000*1000mm/10*20mm-500*1000mm

Thickness:0.6-30 mm

Standard:GB/T6728-2002,ASTM A500 GR.A.B.C,JIS S3466

Product Detail

Our Advantages

Product Tags

Our organization puts emphasis to the administration, the introduction of talented staff, and the construction of team building, trying hard to boost the quality and liability consciousness of workers users. Our firm successfully attained IS9001 Certification and European CE Certification of Factory Supply China Black ERW Square Steel Pipe /Rectangular Steel Tube, We’re devoted to offer expert purification technology and solutions for you!
Our organization puts emphasis to the administration, the introduction of talented staff, and the construction of team building, trying hard to boost the quality and liability consciousness of workers users. Our firm successfully attained IS9001 Certification and European CE Certification of Carbon Steel Pipe, China ERW Carbon Steel Pipe, The products has a good reputation with competitive price, unique creation, leading the industry trends. The company insists on the principle of win-win idea, has establishedglobal sales network and after-sales service network.
Product description:

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
  1. Through a bundle
  2. 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 photos :

1 (1) square tube square tube2

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.

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 :

10 4 3

 The customer purchased steel pipes in our factory. After the goods were produced, the customer came to our factory for inspection.

Produce  products :

Hot-dipped-Galvanized-Steel-Pipe-Square-Tube 4 焊管2
9ca1074903915b0c348b12fbc9e24af Patent Product2 1

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  • Our Advantages :

    1.we are the source manufacturer .

    2.Our factory is near the port of Tianjin.

    3.To ensure the quality of our products, we use high quality materials and strict quality control

    Payment Term :

    1.30% deposit then 70% balance after received the BL copy
    2.100% at sight Irrevocable letter of credit
    Delivery time: within 15-20 days after received the deposit
    Certificate : CE,ISO,API5L,SGS,U/L,F/M