China 40x40 Galvanized hollow section Steel Square Pipe Factory, Factories

 

 

Product Description

The 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%
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
  1. Through a bundle
  2. According to customer’s requirement
Loading port Tianjin/Xingang
What benefits do customers get
1
we are factory .( our price will have an advantage over trading companies.)
2
We will update the price regularly with customers according to the steel market price. Our suggest is ,when prices go down, customers purchase products.Customers can get high quality products at low prices and we can get orders.
3
Customers can get high quality products and efficient service.
Product detail
Thickness
Thickness
Length
Length
Diameter
Diameter
Product photos
Product photos
Zinc coating
Zinc coating
diameter detail
diameter detail
Different from other factories
  • Delivery date:We discussed the delivery date with the customer.
  • Prompt reply:After work, we will check the email in time,We will deal with emails from customers in time.Solve problems for customers in time.We provide efficient service
  • Port :our factory just 40 kilometers from Xingang port ,is biggest port in the north of China .
  • The quality of the product:No joint pipe and square cut, deburred
Product photos
Hot-dipped-Galvanized-Steel-Pipe-Square-Tube
Product Photo 2
Customer case
An inquiry has been received from a customer in Singapore.The customer needs steel pipes.After we give the price to the customer.The customer says our price is high.Customers are compared with other suppliers.The customer purchased 10 containers in our factory for the first time .Now per month we are still supplying goods to this customer. The customer is satisfied with the quality of our products.Customers to our factory to establish long-term relations of cooperation.
Customer photos
Customer inspection 1
Customer inspection 2
Customer inspection 3
The customer purchased steel pipes in our factory. After the goods were produced, the customer came to our factory for inspection.
Main products
Main product 1
Main product 2
Main product 3
Main product 4
Main product 5
Main product 6
Frequently Asked Questions
What materials are available for the hollow section square tube?
Our square tubes are available in a wide variety of materials, including Q195 to Q345, 10#, 45#, S235JR, GR.B-D, STK500, BS1387, and others to suit different structural requirements.
What are the ranges for wall thickness and outer diameter?
The wall thickness ranges from 0.7mm to 13mm, and the outer diameter dimensions range from 20mm*20mm up to 400mm*400mm. We can customize the length from 1 to 14 meters according to customer requirements.
What surface treatments and zinc coating options do you provide?
We provide galvanized surface treatments. Pre-galvanized square tubes offer a zinc coating of 40-220G/M², while hot-dip galvanized square tubes offer a thicker coating of 220-350G/M².
What certifications and production standards do your steel pipes meet?
Our products strictly comply with international standards including ASTM, DIN, JIS, and BS. Additionally, our processes and quality control are certified by ISO, BV, CE, and SGS.
What is your typical delivery time and loading port?
The standard delivery time is 25 days after receiving your deposit. Shipments are loaded and dispatched from Tianjin/Xingang port, which is the largest port in Northern China.
How are the square tubes packaged for shipment?
The square tubes are packaged either in bundles or wrapped and secured according to specific customer requirements to ensure safety during transit.

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