Basic Specifications
Model NO.
20x20mm-400x400mm
Surface Treatment
Black Paint/Galvanized/Oil
Standard
ASTM A500, GB/T3094
Section
Square and Rectangular
Grade
A, B, Grade 250, Grade 350
Product Description
Construction Use: Hall Structure, Sea Trestle, Airport Structure, Shipbuilding, Security Door Frames, Garage Doors,
Strengthening Liners of Steel Doors and Windows, Indoor Partition Walls, Cable Bridge Structures and Expressway
Safety Guards, Balustrade, Decorating, Residential, Ornamental Pipes.
Frequently Asked Questions
What are the primary materials used for these square tubes?
The tubes are manufactured using high-quality Carbon Steel, including Non-Alloy grades such as Grade 250 and Grade 350.
What size ranges are available for the square sections?
We provide a wide range of sizes from 20x20mm to 400x400mm, with wall thicknesses (W.T) ranging from 1.0mm to 20mm.
Which standards do these steel tubes comply with?
Our products strictly adhere to international standards including ASTM A500 and GB/T3094, and the facility is ISO 9001 certified.
What types of surface treatments can be applied?
Available finishes include Black Paint, Hot Dipped Galvanized coating, Oiling, and Varnish to ensure superior corrosion resistance.
What are the common applications for these tubes?
They are ideal for construction (hall structures, bridges), machinery industry, fencing, furniture, and decorative ornamental piping.
How are the products typically packed for transport?
Tubes are usually packed in bundles and secured with waterproof plastic tarpaulin to ensure protection during shipping.
Dactron Pipe
