- Excellent corrosion resistance in aggressive environments
- Superior resistance to pitting and chloride corrosion
- High strength and durability
- Good weldability and formability
- Low carbon content reduces carbide precipitation
- Excellent performance in marine and chemical applications
- Available in customized dimensions and finishes
31603 Stainless Steel Round Bar
31603 Round Bar is a low-carbon stainless steel bar widely used in industries requiring superior corrosion resistance, excellent mechanical strength, and long-term durability. Manufactured with high-quality stainless steel material, 31603 round bars are ideal for applications in marine environments, chemical processing, food processing, construction, oil & gas, and pharmaceutical industries.
Our 31603 stainless steel round bar provides excellent resistance to pitting, crevice corrosion, and chloride exposure, making it a preferred material for harsh operating conditions. Available in multiple diameters, lengths, and surface finishes, our round bars meet strict international quality standards.
Key Features of 31603 Round Bar
- Excellent corrosion resistance in aggressive environments
- Superior resistance to pitting and chloride corrosion
- High strength and durability
- Good weldability and formability
- Low carbon content reduces carbide precipitation
- Excellent performance in marine and chemical applications
- Available in customized dimensions and finishes
31603 Round Bar Specifications
| Specification | Details |
|---|---|
| Material Grade | 31603 Stainless Steel |
| Product Type | Round Bar |
| Standard | ASTM A276 / ASTM A479 |
| Diameter Range | 3 mm – 300 mm |
| Length | 1 m – 6 m or customized |
| Surface Finish | Bright, Black, Polished, Pickled |
| Shape | Round |
| Application | Industrial, Marine, Chemical, Construction |
Chemical Composition of 31603 Stainless Steel Round Bar
| Element | Composition (%) |
| Chromium (Cr) | 16.0 – 18.0 |
| Nickel (Ni) | 10.0 – 14.0 |
| Molybdenum (Mo) | 2.0 – 3.0 |
| Carbon (C) | ≤ 0.03 |
| Manganese (Mn) | ≤ 2.0 |
| Silicon (Si) | ≤ 1.0 |
| Phosphorus (P) | ≤ 0.045 |
| Sulfur (S) | ≤ 0.03 |
Applications of 31603 Round Bar
31603 stainless steel round bars are widely used across various industries because of their excellent corrosion resistance and strength.
Common Applications
- Marine equipment and offshore structures
- Chemical processing plants
- Food processing machinery
- Pharmaceutical manufacturing equipment
- Heat exchangers and condensers
- Oil & gas industry components
- Architectural and construction projects
Why Choose Our 31603 Round Bar?
We provide high-quality 31603 round bar products with consistent performance and reliable supply.
Benefits of Working with Us
- Strict quality inspection and testing
- Competitive factory pricing
- Fast delivery and global shipping
- Custom sizes and cutting services available
- Large inventory for immediate dispatch
- Professional technical support
Packaging & Delivery
Our 31603 stainless steel round bars are securely packed to prevent damage during transportation.
Packaging Options
- Standard export packaging
- Wooden boxes and pallets
- Waterproof wrapping
- Customized packaging available upon request
Request a Quote
Looking for a trusted 31603 round bar supplier? Contact us today for pricing, specifications, and customized solutions. We provide high-quality stainless steel round bars for global industrial applications with fast delivery and competitive prices.
Contact us now to get a free quote for 31603 stainless steel round bar.
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Duplex 2205/ S31803/1.4462/F51







