Stainless Steel Perforated Sheets
High-quality perforated sheets available in 304, 316L, 904L, and 310S stainless steel grades with hole sizes ranging from 0.1mm to 10mm.
Surface Treatments & Characteristics
| Surface Finish |
Characteristics and Applications |
| NO.2B |
Superior brightness and flatness compared to NO.2D. Enhanced mechanical properties through special surface treatment, suitable for comprehensive applications. |
| NO.1 |
Heat treatment and pickling finish after hot rolling process. |
| NO.4 |
Polished with #150-#180 grit abrasive belt. Features better brightness with discontinuous coarse striations. Used for bathtubs, building ornaments, appliances, kitchen utensils, and food processing equipment. |
| HL |
Polished with #150-#320 grit abrasive belt on NO.4 finish. Continuous streaks pattern. Ideal for building ornaments, elevators, doors, and frontal plates. |
| BA |
Cold rolled, bright annealed, and skin-passed. Excellent mirror-like brightness and reflectivity. Suitable for kitchen apparatus and decorative applications. |
| 8K |
Exceptional brightness and superior mirror-like reflectivity. |
Chemical Composition
Carbon (C): ≤0.08% | Silicon (Si): ≤1.0% | Manganese (Mn): ≤2.0%
Chromium (Cr): 18.0-20.0% | Nickel (Ni): 8.0-10.0%
Sulfur (S): ≤0.03% | Phosphorus (P): ≤0.045%
Physical Properties
| Property |
Value |
| Tensile Strength (MPa) |
≥ 520 |
| Yield Strength (MPa) |
≥ 205 |
| Elongation (%) |
≥ 40 |
| Section Shrinkage (%) |
≥ 60 |
| Hardness |
≤ 187HB; ≤ 90HRB; ≤ 200HV |
| Melting Point (°C) |
1398 - 1454 |
| Specific Heat Capacity (0-100°C, KJ/kgK) |
0.50 |
| Thermal Conductivity (W/m·K) |
16.3 (100°C), 21.5 (500°C) |
| Linear Expansion Coefficient |
17.2 (0-100°C), 18.4 (0-500°C) |
| Resistivity (20°C, 10⁻⁶ Ω·m) |
0.73 |
| Longitudinal Elastic Modulus (20°C, KN/mm²) |
193 |
Corrosion Resistance
Stainless steel offers excellent resistance to corrosion and staining, requires low maintenance, and maintains its attractive luster, making it ideal for numerous applications. This alloy is widely used in cookware, cutlery, household hardware, surgical instruments, major appliances, industrial equipment, and automotive and construction materials for large buildings. It is particularly suitable for commercial kitchens and food processing plants as it can be steam-cleaned and sterilized without requiring paint or other surface finishes.
Applications
- Food preparation equipment, especially in chloride environments
- Chemical processing equipment
- Laboratory benches and equipment
- Rubber, plastics, pulp & paper machinery
- Pollution control equipment
- Boat fittings, valves, and pump trim
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