304 Stainless Steel Square Tube
304 Stainless Steel Square Tube
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What is 304 Stainless Steel Square Tube?
The 304 stainless steel square tube, also known as 18-8, is the most widely used variant in the stainless steel family. This versatile stainless steel square tube combines outstanding corrosion resistance with exceptional mechanical properties comparable to structural steels. It maintains its non-magnetic properties in annealed condition and offers enhanced strength through cold working.
Product Specifications and Availability
Our 304 Stainless Steel Square Tube comes in various dimensions:
- Size Range: ½" to 8" Diameter
- Wall Thickness: 0.049" to 0.375"
- Custom sizes available for specific requirements
- Compliant with ASTM A-554 standards
- Available in both 304 and 304L variants
Industry Applications and Uses
304 Stainless Steel Square Tube serves multiple industries:
- Architecture and Construction
- Automotive and Transportation
- Medical Equipment
- Oil and Gas Infrastructure
- Food and Drug Processing
Key Performance Features
Our stainless steel square tube offers exceptional characteristics:
- Superior corrosion resistance against chemical corrodents
- Excellent formability for various applications
- Outstanding welding properties (especially 304L grade)
- Dual certification available (304/304L)
- Exceptional performance in both high and low temperatures
- Ideal for fabrication and tooling applications
Welding and Fabrication Benefits
For welding applications, the 304L variant (with .03 max carbon content) is recommended. This grade of stainless steel square tube provides:
- Easy weldability using common methods
- Prevention of carbide precipitation
- Excellent formability
- Superior structural integrity
- Enhanced durability in demanding environments