---
product_id: 355936233
title: "Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (25 x 25mm, 100cm)"
brand: "mkgt"
price: "R$1559"
currency: BRL
in_stock: true
reviews_count: 8
category: "Mkgt"
url: https://www.desertcart.com.br/products/355936233-mild-steel-box-section-square-rectangular-hollow-section-pipes-25mm
store_origin: BR
region: Brazil
---

# Precision 2.5mm wall thickness Grade S235 mild steel, magnetic strength Versatile sizes & lengths for custom builds Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (25 x 25mm, 100cm)

**Brand:** mkgt
**Price:** R$1559
**Availability:** ✅ In Stock

## Summary

> ⚙️ Build Bold, Build Smart — The Backbone of Modern Metalwork

## Quick Answers

- **What is this?** Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (25 x 25mm, 100cm) by mkgt
- **How much does it cost?** R$1559 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/355936233-mild-steel-box-section-square-rectangular-hollow-section-pipes-25mm)

## Best For

- mkgt enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Fabrication:** Easily bent, cut, drilled, and welded—perfect for bespoke structures and innovative designs.
- • **Customizable Dimensions:** Available in multiple square and rectangular sizes (25x25mm to 50x50mm) and lengths (30cm to 100cm) to fit any fabrication need.
- • **Engineered for Precision:** Consistent 2.5mm wall thickness ensures reliable strength and durability for all your metalworking projects.
- • **Premium Grade S235 Steel:** Magnetic black steel offers superior weldability and structural integrity, trusted by professionals.
- • **Trusted by Industry Leaders:** Ranked #7 in Steel Tubes with a 4.6-star rating, join the community of savvy builders who demand quality.

## Overview

This Mild Steel Box Section features a precise 2.5mm wall thickness made from high-quality S235 black steel, offering magnetic properties and excellent weldability. Available in versatile square and rectangular sizes with lengths up to 100cm, it’s engineered for professional-grade metalworking, fabrication, and structural projects. Highly rated and trusted in the industry, it’s your go-to for durable, customizable steel solutions.

## Description

2.5mm Wall Thickness Mild Steel Box Section is the perfect material for general purpose metal working Hollow Section might be bent, cut, drilled, and welded. For all sorts of structures and general fabrications for your metalworking Metal type: Black steel grade S235; Magnetic Available sizes: 25x25mm 40x40mm 50x50mm 50x25mm Available length: 30cm 50cm and 100cm

Review: Great stuff 👍 - Great stuff 👍
Review: Great service - Good value

## Features

- 2.5mm Wall Thickness Mild Steel Box Section is the perfect material for general purpose metal working
- Hollow Section might be bent, cut, drilled, and welded. For all sorts of structures and general fabrications for your metalworking
- Metal type: Black steel grade S235; Magnetic
- Available sizes: 25x25mm 40x40mm 50x50mm 50x25mm
- Available length: 30cm 50cm and 100cm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09775NYR1 |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 17,276 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 7 in Steel Tubes |
| Colour | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (126) |
| Date First Available | 14 Jun. 2021 |
| Finish | Unfinished |
| Item Package Quantity | 1 |
| Item Weight | 4 kg |
| Manufacturer | MKGT |
| Material | 25 x 25mm |
| Product Dimensions | 100 x 2.5 x 0.1 cm; 4 kg |
| Size | 100cm |

## Product Details

- **Brand:** MKGT
- **Colour:** Black
- **Item length:** 100 Centimetres
- **Item weight:** 4 Kilograms
- **Manufacturer:** MKGT
- **Material:** 25 x 25mm
- **Nominal wall thickness:** 2.5 month
- **Product dimensions:** 25W millimetres

## Images

![Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (25 x 25mm, 100cm) - Image 1](https://m.media-amazon.com/images/I/31gO3LDUeXL.jpg)
![Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (25 x 25mm, 100cm) - Image 2](https://m.media-amazon.com/images/I/51oHXV7xY+L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great stuff 👍
*by A***! on 26 January 2026*

Great stuff 👍

### ⭐⭐⭐⭐⭐ Great service
*by K***R on 3 July 2025*

Good value

### ⭐⭐⭐⭐⭐ Good selection of sizes
*by M***K on 2 March 2025*

I only needed a 30cm piece of box section so this was perfect. Well packaged and quick delivery. Would recommend

## Frequently Bought Together

- Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (25 x 25mm, 100cm)
- QWORK Square Plastic End Caps, Inner Plugs Square Ribbed Tube for Tables Desks Chairs Bed Furniture Foot Plug Steel Pipe Cover, 1” x 1” / 25 x 25mm, 20 PCS

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**Shop now:** [https://www.desertcart.com.br/products/355936233-mild-steel-box-section-square-rectangular-hollow-section-pipes-25mm](https://www.desertcart.com.br/products/355936233-mild-steel-box-section-square-rectangular-hollow-section-pipes-25mm)

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-03-07*