ASTM A240 304 Mirror Finish Stainless Steel Sheet 0.5mm-3.0mm Thickness 8K Polished for Elevator Interior Decoration
Product Introduction
Our ASTM A240 304 8K mirror finish stainless steel sheet represents the pinnacle of decorative surface quality, achieving reflectivity exceeding 85% through a precision multi-stage polishing process. The super mirror 8K finish creates a flawless, distortion-free reflective surface that transforms ordinary spaces into sophisticated environments. Each sheet is protected with a double-layer laser PE film to prevent scratches during handling, fabrication, and installation. The 304 grade base material ensures long-term corrosion resistance even in high-humidity interior environments, maintaining its brilliant appearance for decades without tarnishing or discoloration.
Product Specifications
| Parameter | Specification |
|---|---|
| Product Type | Mirror Finish Stainless Steel Sheet |
| Standard | ASTM A240 / ASME SA240 |
| Steel Grade | 304 |
| Thickness | 0.5mm - 3.0mm |
| Width | 1219mm, 1500mm |
| Length | 2438mm, 3048mm, or Custom Cut |
| Surface Finish | 8K Mirror (Super Mirror) |
| Reflectivity | ≥85% |
| Protective Film | Double-layer Laser PE Film |
| Inspection | Visual, Reflectivity Meter, Dimensional, Surface Roughness Test |
Chemical Composition (wt%)
| Parameter | Specification |
|---|---|
| Carbon (C) | ≤0.08 |
| Manganese (Mn) | ≤2.00 |
| Silicon (Si) | ≤1.00 |
| Phosphorus (P) | ≤0.045 |
| Sulfur (S) | ≤0.030 |
| Chromium (Cr) | 18.0-20.0 |
| Nickel (Ni) | 8.0-10.5 |
Mechanical Properties
| Parameter | Specification |
|---|---|
| Tensile Strength | ≥515 MPa |
| Yield Strength | ≥205 MPa |
| Elongation | ≥40% |
| Hardness | ≤201 HBW / ≤92 HRB |
Application Areas
Elevator cabin interior wall panels, Luxury hotel lobby wall cladding, High-end retail store decorative panels, Column cladding and elevator door skins, Escalator side panels and cladding, Airport terminal decorative features, Restaurant and bar interior design, Exhibition and museum display surfaces
Get in Touch
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