Description
30mm x 20mm x 1mm Steel ERW Rectangular Box
Our 30mm x 20mm x 1mm Steel ERW Rectangular Box is an electric resistance welded steel hollow section supplied cut to your required length. It is suitable for fabrication where consistent external dimensions, practical wall thickness and straightforward processing are important.
What Does ERW Mean?
ERW means Electric Resistance Welded. Steel strip is formed into a rectangular hollow profile and its longitudinal seam is welded using electrical resistance. ERW describes the manufacturing method, not one single material grade.
Key Features
- Consistent external dimensions
- Lightweight hollow profile
- Good weldability and fabrication characteristics
- Suitable for cutting, drilling and general machining
- Suitable for painting, priming and powder coating where appropriate
- Available cut to your required length
Benefits
- Reduces workshop preparation time
- Useful for light and medium-duty fabricated structures
- Clean regular profile for visible frameworks and furniture
- Easy to incorporate into welded assemblies
- Cost-effective for repeat fabrication
Typical Applications
- Furniture and display frames
- Gates, railings and light fabricated frames
- Machine guards and protective structures
- Work benches, racks and shelving
- Trailers and agricultural fabrications
- Automotive and general engineering
- Sign frames and exhibition structures
Grade Information
Grade: supplier dependent. If your project requires a specific material grade, contact K I Metals before ordering and obtain written confirmation.
Manufacturing Standard
Products may be supplied to EN 10305-5, IS 4923, or another applicable supplier standard. The applicable standard must be confirmed where project-critical.
Custom Cut to Length
Enter your required length before adding to your basket. Manufacturing tolerance: ±3 mm.
Customise Your Product
Drilling instructions, hand sketches, engineering drawings and selected finish options may be added where available.
Safety Notice
Supplied as-cut and not deburred. Cut edges may be sharp.


























































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