---
product_id: 643320586
title: "MILD Steel Square Tube Hollow Section Metal Box 20mm Width / 1m (20x20mm)"
brand: "static arc"
price: "292.61 DT"
currency: TND
in_stock: true
reviews_count: 7
category: "Static Arc"
url: https://www.desertcart.tn/products/643320586-mild-steel-square-tube-hollow-section-metal-box-20mm-width
store_origin: TN
region: Tunisia
---

# Black steel with enhanced corrosion defense Engineered for extreme cold resistance 2mm wall thickness for robust strength MILD Steel Square Tube Hollow Section Metal Box 20mm Width / 1m (20x20mm)

**Brand:** static arc
**Price:** 292.61 DT
**Availability:** ✅ In Stock

## Summary

> 🖤 Forge your future with steel that stands the test of time!

## Quick Answers

- **What is this?** MILD Steel Square Tube Hollow Section Metal Box 20mm Width / 1m (20x20mm) by static arc
- **How much does it cost?** 292.61 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/643320586-mild-steel-square-tube-hollow-section-metal-box-20mm-width)

## Best For

- static arc enthusiasts

## Why This Product

- Trusted static arc brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Magnetic Mild Steel:** Magnetic properties ensure compatibility with a wide range of industrial applications.
- • **Versatile Size Options:** Choose from 20x20mm up to 50x50mm to perfectly fit your structural needs.
- • **Built to Brave the Elements:** Designed to withstand harsh weather, especially freezing temperatures, minimizing cracking risks.
- • **Precision-Ready Fabrication:** Seam welded and easy to machine, cut, and drill for flawless project execution.
- • **Corrosion-Resistant Black Steel:** Special black coating boosts durability and keeps rust at bay for longer-lasting frameworks.

## Overview

The MILD Steel Square Tube Hollow Section (20x20mm, 1m length) is a seam-welded, 2mm thick mild steel tube designed for superior strength and durability. Its black steel finish enhances corrosion resistance, while its engineered toughness excels in extreme cold conditions. Ideal for welding, painting, and machining, this magnetic steel tube is perfect for fabrication, frameworks, and structural applications, available in multiple sizes to suit diverse project demands.

## Description

- Suitable for welding and painting, easy to machine cut and drill. - Ideal for fabrication, frameworks and structural applications. - Well suited to extreme weather conditions, especially cold temperature with reduced chance of cracking or breaking. - Black steel for increased corrosion resistance. - This steel is magnetic. - Formation: Seam welded - Wall Thickness: 2mm for 20x20mm box, 2.5mm for all the rest - Length: 1m OPTIONS TO CHOOSE FROM - Size: 20x20mm, 25x25mm, 30x30mm, 40x40mm, 50x50mm NOTE - For efficiency square tubes are pre-cut to length, unfortunately we do not provide a cutting service for specific lengths. - Cut dimensions will have a tolerance of +/- 2% - In some cases square tubes may arrive with light surface rust this is unavoidable when storing mild steel, you can easily remove with WD40 or fine grade sanding.

Review: Very strong - Excellent material did exactly what I wanted.
Review: good quality - Good quality and accurate size. anti-rust coated so turned up rest free. would have been 5 star apart from price.

## Features

- Suitable for welding and painting, easy to machine cut and drill; Ideal for fabrication, frameworks and structural applications.
- Well suited to extreme weather conditions, especially cold temperature with reduced chance of cracking or breaking.
- Black steel for increased corrosion resistance.; This steel is magnetic; Formation: Seam welded
- Wall Thickness: 2mm for 20x20mm box, 2.5mm for all the rest; Length: 1m
- OPTIONS TO CHOOSE FROM - Size: 20x20mm, 25x25mm, 30x30mm, 40x40mm, 50x50mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D9HYY9NC |
| Best Sellers Rank | 29,746 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 9 in Steel Tubes |
| Brand | Static Arc |
| Colour | Steel |
| Customer Reviews | 4.5 out of 5 stars 29 Reviews |
| Included Components | MILD STEEL SQUARE TUBE |
| Item Dimensions L x W | 100L x 100W centimetres |
| Item Length | 100 Centimetres |
| Item Type Name | MILD STEEL SQUARE TUBE |
| Manufacturer | Static Arc |
| Material | Mild Steel Box Section |
| Nominal Wall Thickness | 2mm |
| Nominal wall thickness | 2mm |
| Outside Diameter | 20 Millimetres |
| Outside diameter | 20 Millimetres |
| Product dimensions | 100L x 100W centimetres |
| Unit Count | 1 meter(s) |

## Product Details

- **Brand:** Static Arc
- **Colour:** Steel
- **Item length:** 1 Metres
- **Manufacturer:** Static Arc
- **Material:** Mild Steel Box Section
- **Nominal wall thickness:** 2 mm
- **Number of Packs:** 1
- **Outside diameter:** 25 Millimetres
- **Product dimensions:** 100L x 100W centimetres
- **Specific uses for product:** Construction, Manufacturing, Industrial Settings, Extreme Weather Conditions

## Images

![MILD Steel Square Tube Hollow Section Metal Box 20mm Width / 1m (20x20mm) - Image 1](https://m.media-amazon.com/images/I/51ngaudP+wL.jpg)

## Available Options

This product comes in different **Material Type, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Very strong
*by S***T on 12 February 2026*

Excellent material did exactly what I wanted.

### ⭐⭐⭐⭐ good quality
*by B***Z on 18 April 2025*

Good quality and accurate size. anti-rust coated so turned up rest free. would have been 5 star apart from price.

### ⭐⭐⭐⭐⭐ Excellent service and product
*by B***R on 11 December 2025*

Perfect, correct dimensions.

## Frequently Bought Together

- MILD Steel Square Tube Hollow Section Metal Box 20mm Width / 1m (20x20mm)
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**Shop now:** [https://www.desertcart.tn/products/643320586-mild-steel-square-tube-hollow-section-metal-box-20mm-width](https://www.desertcart.tn/products/643320586-mild-steel-square-tube-hollow-section-metal-box-20mm-width)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-14*