ASTM A240 SS 321 Perforated Sheets
Surface Treatment:Customized
Weight:Customization
Material:as Your Request
Hole Shape:Round, Square, Customized etc.
Processing Services:Bending, Welding, Cutting, Punching
Delivery Date:Within 7-14 Days
Thickness:0.1-12mm
Certification:ISO9001
Sample:Sample Free
Transport Package:Pallet
Production Capacity:10000m/Week
manufacturer of 321 stainless perforated sheet metal
If you are looking for stainless steel perforated plates that are resistant to high temperature, pressure and corrosion, ASTM A240 SS TP321 perforated plates are worth your choice. TP321 perforated plates are designed for harsh industrial environments and have excellent thermal stability and weldability. They are widely used in exhaust systems, heat exchangers and furnace linings.
SS 321 perforated sheet
Advantages
ASTM A240 TP321 stainless steel metal perforated plate is a titanium-stabilized austenitic stainless steel, corresponding to the European standard EN 1.4541 (X6CrNiTi18-10), with an aperture tolerance of ±0.05mm and an adjustable porosity of 10%-60%, achieving efficient airflow guidance and precision filtration performance. Especially in high-temperature environments above 800℃, the material performance does not decay, and it is perfectly suitable for harsh working conditions such as heat treatment furnace ducts, industrial kiln ventilation plates, and high-temperature flue gas filtration systems.
GNEE supplies UNS S32100 Perforated Sheets in accordance with ASTM A240 and ASME SA 240 standards. Only the best quality products are provided to our customers. The size range is: thickness 4mm to 100mm, width 1000mm to 3500mm, length 2000mm to 6000mm. Customized size requirements are accepted to meet the project needs of our customers.
👉 For more information or to purchase 321 perforated stainless steel sheets, please contact us today.
321 Perforated Sheet Specification
| Parameter | Details |
|---|---|
| Thickness | 0.5 mm – 5.0 mm |
| Width | Up to 1500 mm |
| Length | Up to 6000 mm (or coil form) |
| Hole Type | Round, square, slot, decorative |
| Hole Diameter | 0.8 mm – 20 mm (customizable) |
| Pitch (center-to-center) | As per drawing or industry standard |
| Tolerance | In accordance with ASTM A480 |
| Surface Finish | 2B, No.4, No.1, BA, or customized polished finish |
Stainless Steel 321/321H Perforated Sheet Chemical Composition
| Element | SS 321 |
| C | 0.035 max |
| Mn | 2.0 max |
| Si | 1.0 max |
| P | 0.045 max |
| S | 0.030 max |
| Cr | 16 – 18 |
| Ni | 10 – 14 |
| Mo | 2 – 3 |
| Fe | 68.89 min |
Mechanical Properties of SS 321/321H Perforated Sheet
| Element | SS 321 |
| Density | 8.0 g/cm3 |
| Melting Point | 1399 °C (2550 °F) |
| Tensile Strength | Psi – 75000 , MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000 , MPa – 205 |
| Elongation | 35 % |
Why Choose GNEE ?
PE-film protection + waterproof wrapping
Wooden crates with anti-shock padding
Lead time: 5–10 working days for standard sizes
Export-ready with EN 10204 3.1 / 3.2 certificates
👉 Contact us today for pricing, samples, or customized fabrication services.
High quality packaging and shipping
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