Buy Grade 500E & 300E Reinforcing Bar Online - AS/NZS 4671 Compliant

Looking for high-quality reinforcing bar for your next construction project? We supply Grade 500E and Grade 300E reinforcing bar, manufactured using the high ductility micro-alloy process to ensure superior strength, flexibility, and durability. Our rebar conforms to AS/NZS 4671 standards, giving you the confidence that your materials meet strict compliance and performance requirements for New Zealand and Australian construction codes.

Our 500E reinforcing bar offers excellent tensile strength and ductility, making it ideal for seismic and structural applications. The 300E reinforcing bar is perfect for residential and light commercial builds, offering consistent performance and easy handling on site.

We make buying reinforcing steel online easy, fast, and affordable. Whether you're a contractor, builder, or project manager, you can count on us for competitive pricing, fast nationwide delivery, and exceptional customer support. We’re proud to be responsive, reliable, and focused on delivering exactly what you need, when you need it.

Browse our full range of reinforcing bar (rebar) products today and order online with confidence. For bulk orders or trade pricing, contact our friendly team - we’re here to help.

Buy Grade 500E and Grade 300E reinforcing bar online today - engineered for strength, delivered with service.

Experience the BuildQuip Difference Today!

We can deliver reinforcing products (bar, mesh, spacers, tie wire, etc.) to most job sites in New Zealand or to regional freight depots. We source our reinforcing products from several reputable, large Manufacturers across New Zealand. Due to our relationship with these Manufacturers, we are able to move quickly and find the best options for your project. Even if the product(s) you require are not listed or if you have a project emergency, feel free to get in touch - we might just be able to pull a rabbit out of the hat for you! Please refer to our Shipping page for more details and also for urgent orders. 

Why Choose Grade 500E or Grade 300E?

Manufactured with a yield strength of 500 MPa or 300 MPa, these steel reinforcing bars are tougher than a rugby forward and just as reliable. All reinforcing bar used in the New Zealand building industry must comply with the AS/NZS 4671 standard for the use of reinforced concrete. This high-strength, earthquake-grade rebar works as hard as you do and is designed to withstand seismic events, ensuring your structures stay standing when the ground starts grooving. 

Low Carbon Reinforcing Bar

The vast majority of rebar supplied throughout New Zealand is manufactured locally by Pacific Steel Limited, however several overseas mills have now also obtained the Grade "E" certification and are starting compete by offering material with lower levels of embedded carbon and competitive pricing. Please feel free to get in touch with us if your project has sustainability / low carbon requirements so we can discuss availability - we are able to source reinforcing bar from several different suppliers nationwide. 

* We have listed only 6m lengths - please feel free to enquire about 9m, 12, 15m and 18m lengths (only applicable to certain bar sizes).

Key Benefits:

✅ Earthquake-Resistant: Engineered for the shaky stuff, grade 500E Reo meets New Zealand’s stringent seismic standards. When things get wobbly, they hold their ground.
✅ Micro-Alloy Magic: No quenching and tempering - just a metallurgical marvel that delivers superior ductility, weldability, and consistent performance.
✅ Stronger, Lighter, Smarter: Higher strength means less steel is needed, cutting down on material, transport, and labor costs. Efficiency, meet economy.
✅ Built for Kiwis, By Kiwis: Manufactured to AS/NZS 4671 standards, ensuring local quality for local conditions.

The Bottom Line

Whether you're reinforcing high-rises, bridges, or your weekend DIY masterpiece, New Zealand's grade 500E reinforcing bar is the steel to trust for local conditions. If you want the strongest foundations, reinforce with grade 500E. Your concrete will thank you.