---
product_id: 385055063
title: "Speciality Metals MILD Steel ERW Box Section Square Hollow 20MM to 70MM 100mm to 2M Lengths (20 x 20mm x 2mm Box 200mm Length), Black"
brand: "speciality metals"
price: "¥8914"
currency: JPY
in_stock: true
reviews_count: 1
url: https://www.desertcart.jp/products/385055063-speciality-metals-mild-steel-erw-box-section-square-hollow-20mm
store_origin: JP
region: Japan
---

# Precision-cut lengths 100mm-2000mm Versatile mild steel, weld & paint ready UK-made, shipped within 24h Speciality Metals MILD Steel ERW Box Section Square Hollow 20MM to 70MM 100mm to 2M Lengths (20 x 20mm x 2mm Box 200mm Length), Black

**Brand:** speciality metals
**Price:** ¥8914
**Availability:** ✅ In Stock

## Summary

> 🖤 Black Steel Power: Shape Your Vision with Precision & Speed

## Quick Answers

- **What is this?** Speciality Metals MILD Steel ERW Box Section Square Hollow 20MM to 70MM 100mm to 2M Lengths (20 x 20mm x 2mm Box 200mm Length), Black by speciality metals
- **How much does it cost?** ¥8914 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/385055063-speciality-metals-mild-steel-erw-box-section-square-hollow-20mm)

## Best For

- speciality metals enthusiasts

## Why This Product

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

## Key Features

- • **Fast UK Fulfillment:** Cut, packed, and dispatched from Warrington within 24 hours
- • **Cost-Effective Quality:** Premium mild steel at market-best prices, including delivery
- • **DIY & Professional Ready:** Magnetic, easy to handle, perfect for automotive, engineering, and creative builds
- • **Tailored to Your Project:** Choose from 20x20mm to 70x70mm sizes for perfect fit and strength
- • **Built for Strength & Versatility:** Tough, stiff mild steel ideal for welding, machining, and painting

## Overview

Speciality Metals' Mild Steel ERW Box Section offers precision-cut, UK-manufactured square hollow tubes ranging from 20x20mm to 70x70mm in size and 100mm to 2m lengths. Crafted from versatile low carbon mild steel, these magnetic, weldable, and paint-ready sections deliver robust strength for professional and DIY projects alike. Shipped within 24 hours from Warrington, this black steel product balances quality and affordability, perfect for automotive repairs, engineering, and creative construction.

## Description

MILD STEEL ERW BOX SECTION SQUARE HOLLOW 25MM TO 70MM CUT, PACKED AND DISPATCHED FROM OUR FACTORY IN WARRINGTON, UK PRICES INCLUDE DELIVERY!! MILD STEEL BOX SECTION Mild steel is a quality strong metal. However it is not rust proof and may do so over time. Please use galvanised or stainless steel if you need resistance to rust. If the product does show signs off rust then simply get this off with WD40 or fine sanding. Mild steel can be welded and it is also suitable for painting. Mild steel is magnetic. We cut this mesh on our ultra powerful industrial saw. Please note that there may be some scratches on the metal as these plates are housed in our factory. We do our best to always ensure that our products are kept in the best possible condition. All products meet all relevant British Standards. Please handle with care when handling this product as there may be sharp edges from the cutting process. AVAILABLE BOX SECTION: These are the box section sizes that we offer as standard: - 20 x 20mm x 2mm Square ERW Tube - E220 Grade - 25 x 25mm x 2mm Square ERW Tube - E220 Grade - 25 x 25mm x 2.5mm Square ERW Tube - S235 Grade - 30 x 30mm x 2.5mm Square ERW Tube - S235 Grade - 30 x 30mm x 3mm Square ERW Tube - S235 Grade - 40 x 40mm x 2.5mm Square ERW Tube - S235 Grade - 40 x 40mm x 3mm Square ERW Tube - S235 Grade - 40 x 40mm x 5mm Square ERW Tube - S355 Grade - 50 x 50mm x 3mm Square ERW Tube - S275 Grade - 50 x 50mm x 4mm Square ERW Tube - S355 Grade - 60 x 60mm x 2mm Square ERW Tube - E220 Grade - 70 x 70mm x 2mm Square ERW Tube - E220 Grade

## Features

- BOX SECTION METAL TYPE – This is black steel grade. It is magnetic. Please handle with care as the edges may be sharp from the cutting process. Please also note that there may be some signs of rust or discoloration as mild steel is a raw material and is not coated to prevent corrosion. If the metal does show signs of rust then simply get this off with WD40 or fine sanding
- MILD STEEL SQUARE HOLLOW TUBE - Mild steel box section is often known as hollow square tube. It is so versatile. It is tough, strong and stiff. It is ideal for welding and painting, can be easily machine cut and drilled and is magnetic. Our customers have used it for myriad applications including automotive repairs, engineering patch up jobs and many other DIY projects
- MANY OPTIONS – Simply select the box size that you require from the dropdown options. This listing is for 1m (100mm to 2000mm) of top quality mild steel box
- UK MANUFACTURE- We guillotine down, pack and ship these rolls from our factory in Warrington, UK within 24 hours of order. The Mesh Company is part of a group that has been in the metals industry for over 150 years. We bring all of that experience to the day-to-day management of our fulfilment process
- BEST PRICES – We constantly scour the metals markets to ensure that our offer is the best. Our prices are kept as low as possible so that our customers are given the best possible deal for their metal

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Speciality Metals |
| Size | 20 x 20mm x 2mm Box 200mm Length |
| Colour | Black |
| Material | Low Carbon Steel, Metal |
| Shape | Square |

## Product Details

- **Brand:** Speciality Metals
- **Material:** Low Carbon Steel, Metal
- **Colour:** Black
- **Nominal wall thickness:** 2mm or 2.5 millimeters
- **Item length:** 2 Metres
- **Manufacturer:** Speciality Metals

## Images

![Speciality Metals MILD Steel ERW Box Section Square Hollow 20MM to 70MM 100mm to 2M Lengths (20 x 20mm x 2mm Box 200mm Length), Black - Image 1](https://m.media-amazon.com/images/I/61NSRBRC2yL.jpg)
![Speciality Metals MILD Steel ERW Box Section Square Hollow 20MM to 70MM 100mm to 2M Lengths (20 x 20mm x 2mm Box 200mm Length), Black - Image 2](https://m.media-amazon.com/images/I/61zQJnYU06L.jpg)
![Speciality Metals MILD Steel ERW Box Section Square Hollow 20MM to 70MM 100mm to 2M Lengths (20 x 20mm x 2mm Box 200mm Length), Black - Image 3](https://m.media-amazon.com/images/I/61Bd1yPnaSL.jpg)
![Speciality Metals MILD Steel ERW Box Section Square Hollow 20MM to 70MM 100mm to 2M Lengths (20 x 20mm x 2mm Box 200mm Length), Black - Image 4](https://m.media-amazon.com/images/I/61+UJcb-GrL.jpg)
![Speciality Metals MILD Steel ERW Box Section Square Hollow 20MM to 70MM 100mm to 2M Lengths (20 x 20mm x 2mm Box 200mm Length), Black - Image 5](https://m.media-amazon.com/images/I/51XjLC13HDL.jpg)

## Available Options

This product comes in different **Size Name** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good steel
*by S***T on 12 September 2022*

Handy cut to size

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-24*