Ribbed Rebar A4/Aj500 High Strength Iranian Origin
Iranian ribbed rebar A4 (Aj500) is a high-strength deformed reinforcing steel bar manufactured for use in special applications, including power poles, prestressed concrete, and high-load structures. This product is a ribbed steel bar available in Grade A4/Aj500 (Yield Strength ≥ 500 MPa) and is supplied in standard 12-meter lengths and custom cut lengths, primarily in sizes 14 mm and 16 mm. It is produced through micro-alloying and controlled rolling to achieve high strength and ductility. The high yield strength allows for reduced steel consumption in demanding structural applications.
The Supply Chain Department at Sahi Rasa Company supplies Iranian ribbed rebar A4 for export to Afghanistan, Iraq, the Kurdistan Region, Tajikistan, Uzbekistan, Armenia, Georgia, Turkey, Syria, Oman, Kuwait, Jordan, and Russia. The department offers sample dispatch and custom packaging.
1. Introduction to the Supply Chain Department at Sahi Rasa Company
The Supply Chain Department at Sahi Rasa Company has developed a specialized expertise in the export of steel products, and ribbed rebar A4 represents a premium product in its portfolio for the construction and infrastructure industries. The department understands that ribbed rebar A4 is a high-strength deformed reinforcing steel bar used in special applications, including power poles and prestressed concrete, and that its yield strength, rib pattern, and bond performance are critical for structural integrity.
The department sources ribbed rebar A4 from qualified Iranian manufacturers who operate under strict quality control conditions. The product is manufactured by micro-alloying and controlled rolling of steel billets and is available in Grade A4/Aj500 (Yield Strength ≥ 500 MPa). Ribbed rebar A4 is tested for yield strength, tensile strength, elongation, and chemical composition. Certificates of Analysis are provided with every shipment.
2. Product Overview
Ribbed rebar A4 (Aj500) is a high-strength deformed reinforcing steel bar used in special applications, including power poles and prestressed concrete.
3. Physical Specifications Table
| Parameter | Specification |
|---|---|
| Product Name | Ribbed Rebar A4 (Aj500) |
| Material | Carbon Steel (Micro-alloyed) |
| Standard | ISIRI 3132, DIN 488, GOST 5781 |
| Diameters Available | 14, 16 mm (custom available) |
| Standard Length | 12 meters (custom available) |
| Surface | Ribbed (deformed) |
| Packaging | Bundles |
4. Chemical Specifications Table
| Component | Specification |
|---|---|
| Carbon (C) | ≤ 0.30% |
| Manganese (Mn) | ≤ 1.6% |
| Silicon (Si) | ≤ 0.60% |
| Phosphorus (P) | ≤ 0.045% |
| Sulfur (S) | ≤ 0.045% |
| Micro-alloying Elements | V, Nb, Ti (as needed) |
| Yield Strength | ≥ 500 MPa |
| Tensile Strength | ≥ 650 MPa |
| Elongation | ≥ 12% |
5. Applications and Industries
Products That Can Be Manufactured:
Power Poles: Used in prestressed concrete power poles.
Prestressed Concrete: Used in prestressed beams and slabs.
High-Load Structures: Used in bridges and heavy-duty structures.
Industrial Floors: Used in heavy-duty industrial floors.
Special Foundations: Used in high-load foundation systems.
Industries and Factories That Can Use This Product:
Power Pole Manufacturers: Used in prestressed concrete power poles.
Precast Concrete Plants: Used in prestressed elements.
Bridge and Infrastructure Developers: Used in high-load structures.
Industrial Construction Firms: Used in heavy-duty floors.
6. Key Properties & Advantages
Iranian ribbed rebar A4 offers high yield strength (≥ 500 MPa), excellent bonding with concrete, good ductility, reduced steel consumption, and reliable supply.
7. Chemical Formula / Size & Packaging Specifications
Material: Carbon Steel (Fe + C, Mn, Si, P, S + micro-alloying)
Standard: ISIRI 3132, DIN 488, GOST 5781
Packaging Options: Bundles, custom cut lengths
8. Available Grades, Sizes, Qualities & Custom Colors
| Grade | Yield Strength | Application |
|---|---|---|
| A4/Aj500 | ≥ 500 MPa | Power poles, prestressed concrete |
Quality Grades: High Strength Grade, Export Grade. Custom Options: Custom diameters and lengths available.
9. Sahi Rasa Supply Chain Department Services for International Factories
The department provides monthly supply planning, sourcing, sample dispatch, custom manufacturing, pre-shipment QC, loading, export documentation, international transportation, customs clearance, on-site technical support, and training.
Custom Packaging: The department offers custom packaging for ribbed rebar A4, including bundles.
Sample Dispatch: The department provides sample dispatch for client testing and approval.
Disclaimer: The analyses and specifications provided are indicative and may vary. For exact analysis, please contact us directly.
10. Why Choose the Supply Chain Department at Sahi Rasa Company?
The department offers high-quality ribbed rebar A4, custom packaging, sample dispatch, competitive pricing, and reliable export services to clients in Afghanistan, Iraq, Kurdistan, Tajikistan, Uzbekistan, Armenia, Georgia, Turkey, Syria, Oman, Kuwait, Jordan, and Russia.
11. Ordering & Contact Information
Important Notice: Steel products are available for commercial orders. For samples or custom packaging, please contact us directly.
International customers can place orders through the Request for Quotation (RFQ) form located at the bottom of this page. The expert team at the Supply Chain Department at Sahi Rasa Company will respond to all inquiries as soon as possible, providing complete information on pricing, delivery schedules, shipping terms, and export documentation.
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