A36 Structural Steel Bar is a widely used carbon steel grade under ASTM A36 standard. It is valued for its excellent weldability, reliable mechanical strength, and cost-effectiveness. Jiangsu Cunrui Metal Products Co., Ltd. provides A36 Structural Steel Bar and A36 Structural Steel Rod with strict quality control and complete documentation, including mill test certificates, third-party inspection reports, and compliance with international standards.
The material offers stable tensile strength, good toughness, and consistent surface quality, making it a preferred choice in structural and fabrication projects.
Key Features & Advantages
High Reliability – Manufactured to ASTM A36 standard with guaranteed mechanical consistency.
Excellent Workability – Suitable for welding, cutting, machining, and fabrication.
Cost-Effective – Competitive balance between strength and price compared to other structural steel grades.
Quality Assurance – Each batch accompanied by test reports and optional SGS/BV certification.
Versatility – Widely adaptable for construction and industrial applications.
Product Applications
Building and civil engineering structures
Shipbuilding, bridges, and offshore facilities
Heavy machinery and equipment manufacturing
Steel fabrication workshops (frames, plates, welded components)
Energy and infrastructure projects
Product Specifications & Technical Data
|
Parameter |
Specification |
|
Standard |
ASTM A36 |
|
Grade |
A36 |
|
Product Form |
Structural Steel Bar / Structural Steel Rod |
|
Sizes |
Diameter 6mm – 500mm; Length 3m – 12m (custom sizes available) |
|
Surface Treatment |
Black, Pickled, Polished, Oiled, Galvanized |
|
Yield Strength |
≥ 250 MPa |
|
Tensile Strength |
400 – 550 MPa |
|
Elongation |
≥ 20% |
|
Hardness |
HB ≤ 160 (depending on thickness) |
Customization Services
Custom dimensions, diameters, and lengths available
Processing options: cutting, bending, welding, drilling, machining
Multiple surface treatments including galvanizing, painting, and coating
Flexible minimum order quantities (MOQs) to support small and bulk orders
OEM services with drawings or specific technical requirements
Price & Delivery
Competitive unit price with discounts for bulk orders
Large stock availability in standard sizes for fast dispatch
Delivery time: 7–15 days depending on order volume
Supports multiple shipping terms: FOB, CIF, and door-to-door logistics
Our Strength
At Jiangsu Cunrui Metal Products Co., Ltd., we operate advanced production lines with strong annual capacity, ensuring stable supply for global clients. With ISO-certified quality management, a professional technical team, and over 10 years of export experience, we serve customers across Asia, Europe, the Middle East, and the Americas.
Service & Support
Quick inquiry response within 12 hours
Technical consultation for material selection and engineering needs
Export-standard packaging to ensure safe delivery worldwide
After-sales guarantee: replacement or refund in case of quality issues
Logistics coordination for sea, air, and rail transport
FAQ
Q1: Do your A36 Structural Steel Bars meet ASTM standards?
A1: Yes, all products comply with ASTM A36 with full traceability and certification.
Q2: Can you supply A36 Structural Steel Rods with surface treatment?
A2: Yes, we offer galvanizing, painting, polishing, and anti-rust oiling.
Q3: Do you accept custom processing?
A3: Yes, we support cutting, welding, drilling, and machining based on client drawings.
Q4: What documents are provided with shipments?
A4: Mill test certificates, packing list, commercial invoice, and optional third-party inspection reports.
Q5: What is the typical lead time?
A5: Standard sizes are available from stock, while customized orders are delivered within 7–15 days.
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