Understanding barbed wire specifications is essential when sourcing materials for fencing and security applications. Buyers often need to confirm wire gauge, coating type, and roll weight to ensure the product meets project requirements.
This guide explains the key specifications of barbed wire and how to choose the right option.


What is Barbed Wire?
Barbed wire is a type of fencing wire constructed with sharp edges or barbs at intervals. It is widely used for security, agricultural, and industrial fencing.
Key features:
- Simple and cost-effective
- Easy to install
- Suitable for large perimeter areas
We supply barbed wire fencing solutions for global projects.
Barbed Wire Gauge Explained
Wire gauge refers to the thickness of the wire, which directly affects strength and durability.
Common gauges:
- 12 gauge → thicker and stronger
- 14 gauge → standard use
- 16 gauge → lighter applications
Lower gauge number = thicker wire
Choosing the correct gauge depends on security level and application.
Coating Types: Galvanized vs PVC Coated
Barbed wire is available in different coatings:
Galvanized barbed wire:
- Most common option
- Corrosion resistant
- Suitable for outdoor use
Galvanization improves durability. Learn more about galvanized steel products.
PVC coated barbed wire:
- Additional protection
- Improved appearance
- Longer lifespan in harsh environments
Barb Type and Spacing
Barb design affects security performance.
Common types:
- 2-point barbs
- 4-point barbs
Spacing between barbs typically ranges from:
- 75 mm to 150 mm
Closer spacing provides higher security.
Roll Weight and Length
Barbed wire is usually supplied in rolls.
Typical specifications:
- 10 kg to 50 kg per roll
- 200 m to 500 m length (depending on gauge and type)
For larger perimeter projects, solutions such as chain link fence may also be used.
Common Applications of Barbed Wire
Barbed wire is widely used for:
- Agricultural fencing
- Industrial perimeter security
- Construction site protection
- Temporary fencing
For higher security applications, systems like concertina razor wire can be combined with barbed wire.
How to Choose the Right Barbed Wire
When selecting barbed wire, consider:
- Required security level
- Environmental conditions
- Coating type
- Budget
For basic fencing → lighter gauge
For security → thicker gauge + closer barb spacing
What Buyers Should Check Before Ordering
Before placing an order:
- Wire gauge and type
- Coating specification
- Roll weight and length
- Application requirements
Clear specifications help avoid delays and incorrect supply.
Speak to CoreMet Steel
CoreMet Steel supplies barbed wire for fencing and security applications worldwide.
Contact CoreMet Steel for:
Barbed wire supply
- Galvanized and coated options
- Competitive pricing
- Global delivery
Guidance on inspection documents and certification standards is provided by organisations such as the British Standards Institution (BSI), which oversees the adoption of EN standards in the UK.

