Who is the largest manufacturer of rebar | Manufacturers & Official Website 2025

Who is the largest manufacturer of rebar?

This market growth is mainly driven by the increasing number of infrastructure development projects in emerging economies, as government investment in bridges, roads, and housing continues to expand.

Additionally, demand from the commercial and industrial construction sectors is increasing and the recent emphasis on using earthquake-resistant and sustainable building materials is accelerating consumption. Advancement in technology has brought corrosion-resistant and epoxy-coated rebars, while green construction emphasizes environmentally-friendly materials.

List of the manufacturer of rebar

1. ArcelorMittal

ArcelorMittal is the world's leading integrated steel company, producing high-performance rebar with advanced technologies like micro-alloying and TempCore®, supplying major global infrastructure projects.

2. Nucor Corporation

America's largest steel producer and key rebar supplier, Nucor emphasizes scrap-based electric-furnace production and offers a wide range of rebar types including epoxy-coated variants.

3. Commercial Metals Company (CMC)

CMC is a major North American rebar manufacturer with 6.1 million short tons shipped in 2023. It operates scrap mills and fabrication plants and is expanding via M&A and CAPEX initiatives.

4. Tata Steel Limited

India's top crude-steel maker produces high-grade rebar under the TISCON brand, offering capacities around 21 MTPA and known for low-carbon steel initiatives.

5. JSW Steel

JSW is a major player in the rebar market with significant capacity and exports; its high-strength TMT bars are used in heavy infrastructure and high-rise projects.

6. Steel Authority of India Limited (SAIL)

SAIL is a state-owned giant producing rebar through integrated plants like Bhilai and Bokaro, making it one of India's leading rebar suppliers.

7. POSCO

South Korea's top steelmaker, POSCO dominates its domestic rebar market and pioneers energy-efficient electric-arc furnace production with low carbon emissions.

8. China Baowu Steel Group

Baowu is the world's largest steel producer and commands over 15% of the global rebar market. Its massive integrated operations—from iron ore mining to finished steel—enable competitive pricing and supply scale.

9. Gerdau S.A.

Gerdau is Latin America's largest rebar manufacturer with 40% market penetration in Brazil. It produces via flexible mini-mills and uses real-time data to optimize production cycle.

10. Nippon Steel Corporation

Nippon Steel leads in high-spec rebar for seismic and marine environments, offering advanced coatings and ultra-durable products widely used across Asia and beyond.

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