This is a big debatable topic in the construction sector.
Which one is most suitable, which material will make your life easier, cost less, work better….
Ultimately, which material will provide you with the most benefits?
Structural steel or reinforced concrete?
Of course, both come with their own set of pros and cons, and it’s important that you consider all of your options before you decide which material is right for you.
At a glance, some of the key differences between the two include material type and makeup, strength rating, cost, availability, and fire resistance.
All of these elements will impact design, quality, and the level of maintenance required once the structures are in place.
But there is so much more.
To find out more about our fabrication services and how we can support you with your next project, visit our page or contact us at 0191 8162718.
Differences between structural steel and reinforced concrete
Let’s take a look below at some of the main differences between structural steel and reinforced concrete.
Material
Steel can be mild or high carbon, depending on what you need. For example, for wires, fencing, and decorative furniture, mild steel is the preferred choice. However, for pipes, building frameworks, studs, and trusses, high steel is the preferred choice.
Structural steel is composed of iron and carbon and uses fasteners, bolts, rivets, and welds to connect all steel components together.
On the other hand, reinforced concrete consists of aggregates (such as sand and gravel) and pastes that are mixed with water. (Note: to improve the strength of reinforced concrete, you will sometimes find that steel rebars will be added to the reinforced concrete to add additional strength and flexibility).
Strength
Structural steel or reinforced concrete both offer good levels of stability; however, steel has a high strength-to-weight ratio, making it x8 stronger than concrete, making it much more resistant to tensile strength, compression, and flexural stress.
Reinforced concrete is also prone to cracking due to wear and tear, which affects the overall strength it provides to the structure over the years.
Cost
Steel is a complex material that requires precision and more sophisticated methods of fabrication, which can increase costs as it is more labour-intensive. However, steel, due to its structure, also means that it requires very little maintenance.
Concrete, when we break down and examine costs further, is more cost-effective for small-scale projects, and this is important to note. However, concrete will also become brittle over time due to natural wear and tear, resulting in increased maintenance costs and repair issues.
Fire resistance
When we examine the differences between structural steel and reinforced concrete, the good news is that both are fire-resistant; however, the properties in each can be negatively affected, causing cracks to appear and leading to weakened strength.
Steel is non-combustible and carries a high fire resistance rating. However, concrete is slightly better for fireproofing than steel as it provides a dense barrier to help limit the spread.
If steel beams are used for large, open-plan spaces, in these instances, fires can spread much faster, causing significantly more damage.
Transport/assembly
Steel is much lighter than reinforced concrete, making it more economical and easier to handle, transport, and install.
Concrete, on the other hand, can be rigid, weak, and heavy.
Steel can also be fabricated off-site, which causes less disruption and makes assembly easier.
Make sure to check out our latest post on “Steel coil processing: What is it, applications and benefits.”
Steelworks
Structural steel offers:
- High strength
- Fire resistance
- Support for framing
- Versatility
- Design creativity
- A great solution for large buildings that extend large spaces
- An opportunity to optimise space
- Easy construction
- It is fully recyclable, making it a sustainable material
Challenges:
- Structural steel requires professional fabricators to create products and structures
- Can be prone to fire damage
Reinforced concrete
- Reinforced concrete uses more affordable materials
- Reinforced concrete is versatile and can withstand compression, tension, heavy loads, and harsh environmental conditions
- It is cost-effective for small projects
- Building with concrete can be faster than steel
- It can be moulded to any design
Challenges
- Concrete materials, particularly cement, have faced challenges, including shipping delays, higher transportation costs, and a rise in import prices.
- Concrete also requires mixing, making it labour intensive, and it offers low compression strength when compared to steel.
- Concrete can’t span huge heights or distances.
You must remember that cost isn’t the only factor that you should consider when making your decision over what material you should opt for.
Steel fabrication near me
It’s essential that you choose the right and most suitable material for your project design.
This is critical, as your choice will have a long-term effect on the project, impacting on overall design and performance.
Then comes the big question…….
What if you could combine both structural steel and reinforced concrete?
Could you achieve even better structural efficiency, flexibility in design, strength, durability, fire resistance, and sustainability?
Why not call us to chat through your options further and see how we can help you with your next up-and-coming project?
Call 0191 8162718 email: info@morfabrication.com