China Hollow Section Rectangular Steel Pipe 25x25 Suppliers, Factories

Product Description

The product description
Product name hollow section rectangular tube
Wall Thickness 0.7mm--13mm
Length 1--14m According to customer requirements ...
Outer Diameter 20mm*10mm---200mm*400
Tolerance Tolerance based on Thickness: ±5~±8%
Shape rectangular
Material Q195---Q345, 10#, 45#, S235JR, GR.B-D, STK500, BS1387......
Surface treatment Galvanized
Zinc coating Pre-galvanized rectangular tube: 40--220G/M2; Hot dip galvanized rectangular 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
We are factory. (Our price will have an advantage over trading companies.)
We will update the price regularly with customers according to the steel market price. Our suggestion is, when prices go down, customers purchase products. Customers can get high quality products at low prices and we can get orders.
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 and solve problems in time. We provide efficient service.
  • Port: Our factory is just 40 kilometers from Xingang port, which is the biggest port in the north of China.
  • The quality of the product: No joint pipe and square cut, deburred.
Product photos
Product view A
Product view B
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 compared with other suppliers. However, the customer purchased 10 containers in our factory for the first time. Now, we are still supplying goods to this customer every month. The customer is satisfied with the quality of our products and has established long-term relations of cooperation with our factory.
Customer photos
Customer photo 1
Customer photo 2
Customer photo 3
The customer purchased steel pipes in our factory. After the goods were produced, the customer came to our factory for inspection.
Frequently Asked Questions
What ranges of sizes and wall thicknesses do you support?
Our hollow section rectangular tubes feature a wall thickness range of 0.7mm to 13mm, and outer diameters from 20mm*10mm to 200mm*400mm. Customized lengths from 1m to 14m are available upon request.
What types of steel materials and production standards do you use?
We manufacture using diverse steel materials including Q195 to Q345, 10#, 45#, S235JR, GR.B-D, STK500, and BS1387. Our production fully conforms to ASTM, DIN, JIS, and BS standards.
What surface finish options are available for the rectangular tubes?
We specialize in galvanized surface treatments. We provide pre-galvanized rectangular tubes with a zinc coating of 40–220 G/M² and hot-dip galvanized rectangular tubes with a zinc coating of 220–350 G/M².
What are your typical payment and delivery conditions?
Our standard payment terms are 30% T/T deposit in advance with 70% balance payable after B/L copy, or 100% Irrevocable L/C at sight. Delivery typically takes 25 days after receiving your deposit.
How does your factory ensure the final product quality?
We ensure premium quality by utilizing clean, no-joint pipes with square-cut, deburred ends. Our production process and products are certified by ISO, BV, CE, and SGS, and we welcome customer inspections.

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