12 mm A4 Rebar | High‑Strength Deformed Steel Bar for International Construction Projects

Product Overview

The 12 mm Deformed Rebar A4 is a high‑strength reinforcement steel bar engineered according to the Iranian National Standard ISIRI 3132 and compliant with international specifications. With its composite (dual‑rib) design and exceptional mechanical performance, this product is widely used in structural, industrial, and civil construction projects across Middle Eastern and Central Asian markets.

Thanks to its powerful tensile capacity, reliable bonding performance, and strict mechanical control during production, the A4 grade rebar is the preferred choice for export clients, EPC contractors, and infrastructure developers.

Technical Specifications

Diameter

12 mm

Rebar Grade

A4

Rib Pattern

Composite dual‑rib (Doki‑style / Cross‑pattern)

Manufacturing Standard

ISIRI 3132

Mechanical Properties

• Yield Strength: 500–520 MPa
• Tensile Strength: ≥ 650 MPa
• Superior tensile‑to‑yield performance
• High structural reliability and rigidity

Packaging & Export

• Bundled in standard export‑grade packaging
• Suitable for sea and land transportation
• Ready for export to GCC countries, Iraq, Central Asia, and regional markets

Applications

• Heavy concrete structures
• High‑load foundations and shear walls
• Industrial and commercial buildings
• Infrastructure and transportation projects
• International construction sites requiring high‑strength reinforcement steel

Key Advantages

• Very high strength suitable for demanding structural elements
• Composite rib pattern ensures excellent concrete adhesion
• High consistency and tight mechanical tolerances
• Reliable export packaging for long‑distance shipping
• Trusted by global traders and contractors for major construction projects