---
product_id: 346330716
title: "Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (40 x 40mm, 100cm)"
brand: "mkgt"
price: "S$116"
currency: SGD
in_stock: true
reviews_count: 8
category: "Mkgt"
url: https://www.desertcart.sg/products/346330716-mild-steel-box-section-square-rectangular-hollow-section-pipes-25mm
store_origin: SG
region: Singapore
---

# Precise 2.5mm wall thickness Grade S235 mild steel strength Versatile for bending, cutting, welding Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (40 x 40mm, 100cm)

**Brand:** mkgt
**Price:** S$116
**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 (40 x 40mm, 100cm) by mkgt
- **How much does it cost?** S$116 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/346330716-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

- • **Engineered for Precision:** Consistent 2.5mm wall thickness ensures reliable strength and durability for all your metalworking projects.
- • **Trusted by Industry Pros:** Ranked #3 in Steel Tubes with 4.6-star rating from 126 reviews—join the community of satisfied builders and fabricators.
- • **Customizable Lengths & Sizes:** Available in multiple sizes (25x25mm to 50x50mm) and lengths (30cm to 100cm) to fit every project need.
- • **Premium Mild Steel Grade S235:** Robust black steel offering magnetic properties and superior structural integrity for professional-grade fabrications.
- • **Ultimate Fabrication Flexibility:** Easily bent, cut, drilled, and welded—perfect for bespoke structures and creative metalworking solutions.

## Overview

This Mild Steel Box Section features a precise 2.5mm wall thickness made from high-quality S235 black steel, offering magnetic properties and exceptional strength. Available in multiple square and rectangular sizes with lengths up to 100cm, it’s engineered for versatile metalworking applications including bending, cutting, drilling, and welding. Ideal for professionals seeking reliable, customizable steel tubing for structural and fabrication projects.

## 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 service - Good value
Review: Good selection of sizes - I only needed a 30cm piece of box section so this was perfect. Well packaged and quick delivery. Would recommend

## 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 | B09775KRJ5 |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 13,577 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 6 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 Weight | 4 kg |
| Manufacturer | MKGT |
| Material | 40 x 40mm |
| Product Dimensions | 100 x 4 x 0.1 cm; 4 kg |
| Size | 100cm |

## Product Details

- **Brand:** MKGT
- **Colour:** Black
- **Item length:** 39.37 Inches
- **Item weight:** 4 Kilograms
- **Manufacturer:** MKGT
- **Material:** 40 x 40mm
- **Nominal wall thickness:** 2.5 millimeters
- **Outside diameter:** 40 Millimetres
- **Product dimensions:** 100L x 4W centimetres

## Images

![Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (40 x 40mm, 100cm) - Image 1](https://m.media-amazon.com/images/I/41HYXUwTBtL.jpg)
![Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (40 x 40mm, 100cm) - Image 2](https://m.media-amazon.com/images/I/51DsyEHiZNL.jpg)
![Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (40 x 40mm, 100cm) - Image 3](https://m.media-amazon.com/images/I/61SFK1XFsZL.jpg)
![Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (40 x 40mm, 100cm) - Image 4](https://m.media-amazon.com/images/I/71+PZ6EvHoL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 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

### ⭐⭐⭐⭐⭐ Excellent quality
*by T***L on 20 October 2024*

A very nice piece of sectional steel. Ideal for fabrication of new tow hitch for 48“ grass roller. Well packaged and fast delivery. Recommended.

## Frequently Bought Together

- Mild Steel Box Section Square/Rectangular Hollow Section Pipes | 25mm 40mm 50mm x 2.5mm Wall Thickness (40 x 40mm, 100cm)
- M12 (12mm) Steel Hex Nuts - Standard Thread - Pack of 10
- M10 Nyloc Steel Nuts, 10mm Self Locking Nuts with Nylon Inserts (20 Pack) Evelyne

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.sg/products/346330716-mild-steel-box-section-square-rectangular-hollow-section-pipes-25mm](https://www.desertcart.sg/products/346330716-mild-steel-box-section-square-rectangular-hollow-section-pipes-25mm)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-28*