---
product_id: 311507473
title: "K I Metals Mild Steel BoxSection -3000MM Length (3M) x 50MM Width x 50MM Height x 2.5MM Wall Thickness, Durable Square Mild Steel Tubes for Constructions, Residential & DIY Projects"
brand: "kimetals"
price: "€ 347.32"
currency: EUR
in_stock: true
category: "Kimetals"
url: https://www.desertcart.fi/products/311507473-k-i-metals-mild-steel-boxsection-3000mm-length-3m-x
store_origin: FI
region: Finland
---

# 3M length precision 50x50mm versatile size 2.5mm wall thickness strength K I Metals Mild Steel BoxSection -3000MM Length (3M) x 50MM Width x 50MM Height x 2.5MM Wall Thickness, Durable Square Mild Steel Tubes for Constructions, Residential & DIY Projects

**Brand:** kimetals
**Price:** € 347.32
**Availability:** ✅ In Stock

## Summary

> 🏗️ Build Bold, Build Brilliant – Steel That Means Business

## Quick Answers

- **What is this?** K I Metals Mild Steel BoxSection -3000MM Length (3M) x 50MM Width x 50MM Height x 2.5MM Wall Thickness, Durable Square Mild Steel Tubes for Constructions, Residential & DIY Projects by kimetals
- **How much does it cost?** € 347.32 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/311507473-k-i-metals-mild-steel-boxsection-3000mm-length-3m-x)

## Best For

- kimetals enthusiasts

## Why This Product

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

## Key Features

- • **Certified UK Quality:** CE-certified and UK-manufactured steel meets rigorous safety and quality standards for peace of mind.
- • **Weld-Ready Versatility:** Exceptional weldability makes it the go-to choice for custom metalwork, from fencing to furniture frames.
- • **Tailored for Every Task:** Ideal for both heavy-duty construction and creative DIY projects, offering flexibility without compromise.
- • **Engineered for Endurance:** High-grade mild steel ensures unmatched durability and long-lasting performance in any project.
- • **Precision-Cut for Perfect Fit:** Exact 3000mm x 50mm x 50mm dimensions guarantee seamless integration and hassle-free fabrication.

## Overview

K I Metals Mild Steel BoxSection is a premium 3-meter long, 50x50mm square hollow steel tube with a robust 2.5mm wall thickness. Crafted from high-grade mild steel in the UK and CE-certified, it delivers precision, strength, and weldability for construction, industrial, and DIY applications. Perfect for professionals demanding reliability and versatility in structural projects.

## Description

Free delivery and returns on all eligible orders. Shop K I Metals Mild Steel BoxSection -3000MM Length (3M) x 50MM Width x 50MM Height x 2.5MM Wall Thickness, Durable Square Mild Steel Tubes for Constructions, Residential & DIY Projects.

## Features

- Strong Weldable Mild Steel Tubing for Metalwork and Structures: Made from high-grade mild steel, this square hollow section is designed for maximum strength and durability. Its excellent weldability makes it ideal for metal frames, supports, fencing, and construction projects.
- Versatile Sizes for Every Project Requirement: This mild steel box section is offered in widths ranging from 20mm to 100mm and lengths from 0.5m to 3m, ensuring flexibility to suit all types of construction, industrial, or DIY applications. Perfect for heavy-duty and light-duty projects alike.
- Precision Cut 20mm x 20mm x 2mm Box Section Steel: The steel tubing is precision-engineered with close tolerances to deliver reliable performance in cutting, bending, drilling, and welding tasks. Its exact dimensions ensure ease of use in any structural or creative design.
- Durable UK-Made Steel Certified for Quality and Safety: Manufactured in the UK from premium mild steel, this box section is CE-certified to meet strict industry standards. Its durable mill finish ensures long-lasting use, even in demanding environments.
- Perfect for Custom and Structural Applications: Whether you’re fabricating furniture, building fences, or creating custom metal structures, this square hollow steel tubing offers the perfect combination of strength, flexibility, and reliability for a wide range of uses.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | KIMETALS |
| Brand | KIMETALS |
| Product Dimensions | 300 x 5 x 5 cm; 10.9 kg |
| Item Weight | 10.9 kg |

## Product Details

- **Brand:** KIMETALS
- **Colour:** Silver
- **Item length:** 3000 Millimetres
- **Item weight:** 10.9 Kilograms
- **Manufacturer:** KIMETALS
- **Material:** 50MM W x 50MM H x 2.5MM T
- **Nominal wall thickness:** 2.5 mm

## Images

![K I Metals Mild Steel BoxSection -3000MM Length (3M) x 50MM Width x 50MM Height x 2.5MM Wall Thickness, Durable Square Mild Steel Tubes for Constructions, Residential & DIY Projects - Image 1](https://m.media-amazon.com/images/I/71ObpD-jgPL.jpg)

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- K I Metals Mild Steel BoxSection -3000MM Length (3M) x 50MM Width x 50MM Height x 2.5MM Wall Thickness, Durable Square Mild Steel Tubes for Constructions, Residential & DIY Projects
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**Shop now:** [https://www.desertcart.fi/products/311507473-k-i-metals-mild-steel-boxsection-3000mm-length-3m-x](https://www.desertcart.fi/products/311507473-k-i-metals-mild-steel-boxsection-3000mm-length-3m-x)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-28*