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Technical Specifications
Product Overview
304 Stainless Steel Angle is manufactured from premium grade 304 austenitic stainless steel, providing excellent structural support with superior corrosion resistance. These structural angles are ideal for construction, architectural, and industrial framework applications where strength and durability are essential.
Key Features:
- Excellent corrosion resistance in various environments
- High strength-to-weight ratio for structural applications
- Non-magnetic in annealed condition
- Easy to fabricate, weld, and machine
- Attractive appearance for architectural applications
Manufacturing Process: Hot rolled or cold formed from high-quality 304 stainless steel billets, ensuring consistent dimensional accuracy and mechanical properties throughout the length.
Applications: Structural frameworks, architectural trim, support brackets, equipment frames, marine applications, food processing equipment supports, and general construction where corrosion resistance is required.
🧪 Chemical Composition
| Element | Min % | Max % | Typical % | ASTM A276 Requirement |
|---|---|---|---|---|
| Carbon (C) | - | 0.080 | 0.045 | ≤ 0.08 |
| Chromium (Cr) | 18.0 | 20.0 | 18.5 | 18.0-20.0 |
| Nickel (Ni) | 8.0 | 12.0 | 9.2 | 8.0-12.0 |
| Manganese (Mn) | - | 2.00 | 1.45 | ≤ 2.00 |
| Silicon (Si) | - | 0.75 | 0.42 | ≤ 0.75 |
| Phosphorus (P) | - | 0.045 | 0.028 | ≤ 0.045 |
| Sulfur (S) | - | 0.030 | 0.015 | ≤ 0.030 |
| Nitrogen (N) | - | 0.10 | 0.06 | ≤ 0.10 |
| Iron (Fe) | Balance | Balance | 70.1 | Balance |
⚙️ Mechanical Properties
| Property | ASTM Requirement | Typical Value | Test Method | Temperature |
|---|---|---|---|---|
| Tensile Strength | 515 MPa min | 580 MPa | ASTM A370 | Room Temp |
| Yield Strength (0.2%) | 205 MPa min | 240 MPa | ASTM A370 | Room Temp |
| Elongation | 35% min | 45% | ASTM A370 | Room Temp |
| Hardness (Brinell) | 201 HB max | 170 HB | ASTM E10 | Room Temp |
| Hardness (Rockwell B) | 92 HRB max | 85 HRB | ASTM E18 | Room Temp |
| Modulus of Elasticity | - | 200 GPa | ASTM E111 | Room Temp |
| Impact Energy (Charpy V) | - | 300+ J | ASTM E23 | Room Temp |
🔬 Physical Properties
| Property | Value | Unit | Temperature | Test Standard |
|---|---|---|---|---|
| Density | 8.00 | g/cm3 | 20°C | ASTM B311 |
| Melting Point | 1400-1450 | °C | - | DSC Analysis |
| Thermal Conductivity | 16.2 | W/m·K | 100°C | ASTM E1461 |
| Specific Heat | 500 | J/kg·K | 0-100°C | ASTM C351 |
| Linear Expansion | 17.2 | μm/m·K | 0-100°C | ASTM E228 |
| Electrical Resistivity | 720 | n|°¤m | 20°C | ASTM B193 |
| Magnetic Permeability | 1.02 | μ/μ₀ | Room Temp | ASTM A342 |
| Curie Temperature | None | - | - | Non-magnetic |
📏 Product Specifications
| Specification | Available Range | Standard Length | Custom Available | Tolerance |
|---|---|---|---|---|
| Leg Length | 20mm - 200mm | Various | Yes | ±1.0mm |
| Thickness | 3mm - 20mm | Various | Yes | ±0.5mm |
| Length | 2m - 12m | 6m | Yes | +50mm/-0mm |
| Surface Finish | Mill, Pickled, Polished | Mill | Yes | Ra ≤ 1.6μm |
| Angle Type | Equal, Unequal | Equal | Both | AISC standard |
| Corner Radius | Internal/External | Standard | Custom | ASTM A276 |
| Standards Compliance | ASTM A276, A479, EN 10056 | A276 | Multiple | Full compliance |
| Manufacturing Method | Hot Rolled, Cold Formed | Hot Rolled | Both | ASTM standard |
| Test Certificate | Mill TC, EN 10204 3.1 | Mill TC | Yes | Standard |
| Packaging | Bundles, Crates, Containers | Bundles | Custom | Export standard |
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Our Advantages in Processing 304 нержавеющая сталь уголок
Superior Corrosion Protection
Manufactured using premium grade 304 stainless steel with precisely controlled chromium and nickel content, ensuring exceptional resistance to rust and corrosion in diverse environmental conditions while maintaining structural integrity over extended periods.
Precision Angle Formation
Engineered through advanced cold-forming processes that maintain exact 90-degree angles and uniform thickness throughout the length, resulting in superior load-bearing capacity and consistent dimensional stability for structural applications.
Enhanced Surface Finish
Produced with specialized surface treatment techniques that deliver a smooth, clean finish while preserving the material's inherent properties, making it ideal for both aesthetic applications and environments requiring strict hygiene standards.
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