316L Stainless Steel Polished Angle
Type:Equal or unequal
Standard:GB, ASTM, JIS, AISI, DIN, BS
Application:Construction/Bridge/Tower
Processing Service:Bending, Welding, Punching, Decoiling, Cutting
Delivery Time:8-14 Days
Thickness:3-24mm
Shape:Equilateral Angle Bar
Transport Package:Standard Seaworthy Packing
Specification:customized
Production Capacity:5000t/Months
What is 316L Stainless Steel Polished Angle ?
316L stainless steel polished angle is an L-shaped structural stainless steel profile made from 316L grade austenitic stainless steel, with a polished surface finish (such as #4 satin or #8 mirror). It combines high corrosion resistance, especially in chloride and marine environments, with a smooth, reflective, and hygienic surface, making it suitable for structural, architectural, and sanitary applications.
Mirror finish 316L stainless steel angle
Advantages of Stainless steel structural angle 316L
The 316L stainless steel angle undergoes polishing processes, such as mechanical polishing or electropolishing, to remove microscopic burrs, pits, and impurities from the surface. This results in a mirror-like smooth finish (surface roughness Ra ≤ 0.2 μm), significantly reducing the risk of corrosion hotspots such as gaps and cracks.
Due to its low carbon content and molybdenum addition, the 316L SS angle exhibits reduced intergranular corrosion risk after welding. The polished surface forms a more uniform and dense passivation layer, which enhances its pitting resistance, particularly in chloride environments, thereby extending its service life.
This makes the polished 316L stainless steel angle ideal for marine engineering, chemical equipment supports, and building structures in humid environments. The polishing treatment also lowers maintenance costs by reducing the risk of corrosion-induced structural failures.
Why Choose GNEE ?
GNEE offers equal/unequal angles with hot rolled, pickled or polished finishes, cut to length to suit your needs. Over 18 years of experience in stainless steel export, complete documentation and factory test certificates (EN 10204 3.1) available.
Specifications for Stainless steel structural angle 316L
| Category | Specification |
|---|---|
| Material & Standards | Grade: 316L Stainless Steel |
| Standards: ASTM A276 / ASTM A484 Type 316L / EN 1.4404 | |
| Dimensions | Shape: Equal and Unequal Angles |
| Common Sizes (Equal): 20×20×3 mm to 100×100×10 mm | |
| Common Sizes (Unequal): 30×20×3 mm to 100×75×10 mm | |
| Thickness Range: 2 mm – 12 mm | |
| Length: Standard 6 meters (custom lengths available) | |
| Surface Finish | Polished Finish Options: |
| Mirror Finish | |
| Satin Finish (#4) | |
| Custom finishes available upon request | |
| Physical Properties | Density: 8.0 g/cm³ |
| Hardness: ≤ 95 HRB (Annealed) | |
| Tensile Strength: 520 – 700 MPa | |
| Yield Strength: 205 MPa (minimum) |
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ASTM 316L stainless steel angle Package
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