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Steel Fabrication and Installation

STEEL FLAT BAR: THE VERSATILE ESSENTIAL FOR PRECISE STRUCTURAL FRAMING

In the world of metal fabrication, the simplest shapes often provide the most significant support. The steel flat bar, defined by its rectangular cross-section and smooth finish, is a foundational element in almost every building project. Whether it is used as a sturdy reinforcement, a custom bracket, or a decorative architectural trim, this versatile component offers the perfect balance of flexibility and strength.

 At Hangan Steel, we provide premium flat bars that meet the highest standards of accuracy and durability. We focus on delivering materials that are easy to weld, drill, and shape, ensuring they fit perfectly into your unique design. By choosing a material that serves both functional and aesthetic purposes, you gain a reliable solution for those intricate details that keep a structure secure and visually complete. 

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Professional Steel Flat Bar Melbourne

Hangan Steel is the premier choice for steel flat bar victoria builders and manufacturers rely on for daily structural tasks. Often referred to as “flat steel,” these sections are hot-rolled to create a solid rectangular profile. Because they are available in such a wide variety of widths and thicknesses, they are considered the most adaptable of all structural steel flat bar victoria products.

As a specialist in structural flat bar melbourne, we ensure our stock is manufactured to comply with AS/NZS 3679.1. This means the steel possesses the reliable yield strength (typically Grade 300) required for welding and load-bearing applications in the Victorian construction market.

Available Steel Flat Bar Sizes Victoria

Finding the exact dimensions for your project is easy with our extensive range. We stock steel flat bar sizes victoria ranging from small architectural trim to heavy-duty structural plates.

Designation Weight (kg/m) Width (B) mm Thickness (T) mm
300 x 20 FLAT47.1030020
300 x 12 FLAT28.3030012
300 x 10 FLAT23.6030010
250 x 20 FLAT39.3025020
250 x 12 FLAT23.6025012
250 x 10 FLAT19.6025010
200 x 25 FLAT39.3020025
200 x 20 FLAT31.4020020
200 x 16 FLAT25.1020016
200 x 12 FLAT18.8020012
200 x 10 FLAT15.7020010
180 x 10 FLAT14.1018010
150 x 20 FLAT23.6015020
150 x 12 FLAT14.1015012
150 x 10 FLAT11.8015010
150 x 8 FLAT9.421508
150 x 6 FLAT7.071506
130 x 12 FLAT12.2013012
130 x 10 FLAT10.2013010
100 x 25 FLAT19.6010025
100 x 20 FLAT15.7010020
100 x 12 FLAT9.4210012
100 x 10 FLAT7.8510010
100 x 8 FLAT6.281008
100 x 6 FLAT4.711006
100 x 5 FLAT3.931005
90 x 10 FLAT7.079010
90 x 8 FLAT5.65908
75 x 20 FLAT11.807520
75 x 12 FLAT7.077512
75 x 10 FLAT5.897510
75 x 8 FLAT4.71758
75 x 6 FLAT3.53756
75 x 5 FLAT2.94755
65 x 10 FLAT5.106510
65 x 8 FLAT4.08658
65 x 6 FLAT3.06656
65 x 5 FLAT2.55655
50 x 20 FLAT7.855020
50 x 12 FLAT4.715012
50 x 10 FLAT3.935010
50 x 8 FLAT3.14508
50 x 6 FLAT2.36506
50 x 5 FLAT1.96505
50 x 3 FLAT1.18503
40 x 10 FLAT3.144010
40 x 8 FLAT2.51408
40 x 6 FLAT1.88406
40 x 5 FLAT1.57405
40 x 3 FLAT0.94403
32 x 10 FLAT2.513210
32 x 8 FLAT2.01328
32 x 6 FLAT1.51326
32 x 5 FLAT1.26325
32 x 3 FLAT0.75323
25 x 10 FLAT1.962510
25 x 8 FLAT1.57258
25 x 6 FLAT1.18256
25 x 5 FLAT0.98255
25 x 3 FLAT0.59253
20 x 5 FLAT0.79205
20 x 3 FLAT0.47203

Technical Highlights for Flat Bar

The versatility of the structural steel channels melbourne range allows for a wide array of functional applications. In structural steel fabrication victoria, the PFC is the primary choice for:

Material Grade

Standardized to AS/NZS 3679.1 Grade 300.

Mass Calculation

Unlike complex beams, flat bar weight is simply Calculated as: $$\text{Weight (kg/m)} = \frac{\text{Width (mm)} \times \text{Thickness (mm)} \times 7.85}{1000}$$

Stock Lengths

Standard lengths are typically 6.0m. Larger profile "Plates" (thicknesses $>25\text{mm}$ or widths $>300\text{mm}$) are usually cut from plate stock rather than merchant bar rolls.

Tolerances

Flat bar is hot-rolled, meaning it has slightly rounded edges and a mill-scale finish. For precision applications (tight fits), "Cold Rolled" or "Bright" bar is often used instead.

Hot Rolled vs. Galvanized Flat Bar Victoria

Depending on the environment of your project, selecting the right finish is critical for long-term performance.

Hot Rolled Flat Bar Melbourne

This is the standard industrial finish. It is cost-effective, easy to weld, and perfect for internal structural frames or projects that will be painted or powder-coated after fabrication.

Galvanized Flat Bar Victoria

For outdoor applications, coastal projects, or subfloor reinforcements, we provide hot-dip galvanized bars. This zinc coating acts as a shield against rust and corrosion, ensuring the steel remains structurally sound for decades.

Common Applications for Structural Flat Bar Melbourne

Our structural flat bar melbourne is utilized across residential, commercial, and industrial sectors:

01

Structural Bracing

Providing horizontal or diagonal tension support in timber and steel frames.

02

Lintels & Brick Support

Used as small lintels for windows or as “stiffener” plates for wider openings.

03

Base Plates & Cleats

Cut and drilled to act as the connection point between beams and columns.

04

Handrails & Balustrades

The flat surface makes it an ideal choice for the top rail or decorative uprights in modern staircases.

05

General Repairs

Reinforcing existing machinery or timber structures that have weakened over time.

Flat Bar:
Frequently Asked Questions

Essentially, yes. However, hot rolled flat bar melbourne is usually rolled to a specific width at the mill, whereas strip plate is often sheared from a larger plate. Flat bar typically has slightly more rounded or “finished” edges.

Yes, but the galvanized coating must be ground back from the weld area first to ensure a strong bond and to prevent toxic fumes. We recommend re-coating the weld area with a cold-galvanizing spray afterward.

The industry standard is Grade 300. This grade provides a minimum yield strength of 300MPa, making it perfect for most structural steel flat bar victoria applications.

WhAT OUR CLIENTS SAY...

Chris Blackburn
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Been using Diego from Hangan for a few years now for onsite welding, fabrication and installation, he’s always a pleasure to work with- there is no problem is too big, and I can rely on him for a quality result. In the same way, when I need to book, Indi is always very obliging and makes every effort to provide us with the resources we need when we need them.
Damien Semmler
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The guys from Hangan Steel are very professional, organised and easy to deal with when getting structural steel works completed on my projects. Nothing is too hard and if I can say it the more technical the project the more the guys come to life in coming up with a positive solution for installing the steel. Highly recommend Indi and his awesome team.
Daniel Brown
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Absolutely the best in the business. Can rely on these guys at all times and there is never an issue they can’t resolve. Wouldn’t recommend anyone else except these guys. The quality of work, friendly staff and professionalism is always there and can always be guaranteed that the job has been done correctly. Special thanks to josh the supervisor for going above and beyond (as always).
Samuel Jaffrey
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Great service and communication. Indi and the team go above and beyond to get the job done on time. Onsite team lead by Josh are always organised and and well trained. Quality tradesmen, would defiantly recommend to others.
Graham Wills
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I have been working with he guys at Hangan steel for a while now and have found they are a pleasure to work with. Recently with Jim Glen supervising to ensure all goes smoothly onsite, to budget and all work done as expected in a safe and professional manner.
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Hangan Steel is ready to provide the high-quality steel flat bar victoria builders and fabricators need for a flawless result. Contact our team today to discuss your project requirements or send us your cutting list for a detailed quote on all structural flat bar melbourne.

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