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Neeka Tubes is a trusted manufacturer and supplier of Stainless Steel 304 Perforated Tubing, offering high-quality solutions worldwide. The SS 304 perforated tubing is made from austenitic stainless steel, which is known for its corrosion resistance and strength and is one of the most commonly used types of perforated tubing. It has evenly spaced holes and therefore its common uses include filtration, ventilation and as a structure.
Stainless Steel 304 Perforated Tubing is composed of 18-20% chromium, 8-11% nickel, 2% max manganese, 0.08% max carbon, 0.75% max silicon, 0.045% max phosphorus and 0.030% max sulfur, ensuring excellent corrosion resistance and strength. It has a tensile strength of 75,000 Psi (515 MPa), yield strength of 30,000 Psi (205 MPa) and a density of 8.0 g/cm³. Available in various sizes (1/8″ NB to 24″ NB), thicknesses (0.2 mm to 15 mm) and hole sizes (3 mm dia on a 6 mm pitch), it meets ASTM, AISI, ASME, JIS and other global standards.
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Features of Stainless Steel 304 Perforated Tubing
- Corrosion Resistance – Suitable for rust, oxidation and most of the chemicals hence making the product durable in the harsh environment.
- High Strength & Durability – Strong yet lightweight, with good mechanical properties for structural and industrial use.
- Precise Perforation – Uniform hole patterns enhance airflow, filtration and fluid distribution efficiently.
- Easy Fabrication & Maintenance – Simple to cut, weld and clean, making it a cost-effective and low-maintenance material.
- Temperature Resistance – Withstands high and low temperatures without losing strength or structural integrity.
Stainless Steel 304 Perforated Tubing is used for filtering, construction purposes, exhaust systems and heat exchangers. It is highly resistant to corrosion, strong, versatile and thus can be used in industrial, automotive, and marine industries. It enables smooth flow of fluids, air circulation and provides support structure in several sectors.
Most Common Types of SS 304 Perforated Tube
SS 304 Seamless Perforated Tubes
SS 304 Welded Perforated Tubes
SS 304 Square Perforated Tubes
SS 304 Hexagonal Hole Perforated Tube
SS 304 Perforated Round Tubing
Thick Walled SS 304 Perforated Tube
SS 304 Cold Drawn Perforated Tube
SS 304 Rectangle Hole Perforated Tube
SS 304 Perforated Tube Specifications
| ASTM | ASTM A249, A269, A270 |
| Thickness | 0.2 to 15mm |
| Outer Diameter | 1/8 to 24 Inch Nominal bore, 1/4 to 24 Inch Outer Diameter sizes |
| Hole size | 3mm dia on a 6mm pitch |
| Opening diameter | 0.2 to 100mm |
| Mill Test Certificate | EN10204 3.1 |
| Finish | BA Finish inside and outside, Perforated finish inside and outside |
| Material | SS 304L,SS 304, SS 316L, SS 316,SS201 |
| Type | As EFW, Welded, ERW, Semi Seamless, Seamless, Bead Removed |
| Packing | Ends Capped, Sleeved, Wooden Boxed |
Looking for the Stainless Steel 304 Perforated Tube Fastest Delivery in Mumbai? Find Your Required Sizes and Weight of SS 304 Perforated Tube in Our Ready Stock.
SS 304 Perforated Tube Chemical Composition
| GRADES | UNS | C | Mn | P | S | Si | Cr | Ni | Mo |
| TP304 | S30400 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-11.0 |
Mechanical Properties of SS 304 Perforated Tube
| Material | Heat | Yield Strength | Tensile Strength | Temperure | Elongation %, Min |
|---|---|---|---|---|---|
| Treatment | Ksi (MPa), Min. | Ksi (MPa), Min. | Min. | ||
| º F(º C) | |||||
| TP304 | Solution | 30(205) | 75(515) | 1900 (1040) | 35 |
Equivalent Grades For SS 304 Perforated Tube
| GRADE | UNS NO | DIN/WERKSTOFF |
|---|---|---|
| 304 | S30400 | 1.4301 |
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SS 304 Perforated Tube Size Chart
| Pipe size (inch) | Holes per (feet) | Size of hole (inch) | Perforated Area per feet |
|---|---|---|---|
| 2-7/8” | 102 | 3/8” | 11.26 |
| 6-5/8” | 186 | 3/8” | 20.53 |
| 4” | 138 | 3/8” | 15.24 |
| 4-1/2” | 150 | 3/8” | 16.56 |
| 5” | 162 | 3/8” | 17.88 |
| 3/4” | 78 | 3/16” | 2.15 |
| 3-1/2” | 126 | 3/8” | 13.91 |
| 1-1/2” | 78 | 5/16” | 5.06 |
| 1” | 54 | 5/16” | 4.14 |
| 1-1/4” | 66 | 5/16” | 5.06 |
| 2-3/8” | 90 | 3/8” | 9.94 |
| 7” | 222 | 3/8” | 24.51 |
| 2-1/16” | 78 | 5/16” | 5.98 |
| 5-1/2” | 174 | 3/8” | 19.21 |
| 9-5/8” | 294 | 3/8” | 32.46 |
Weight Chart of SS 304 Perforated Tube
| Outer Diameter in mm | Wall Thickness in mm | Kg. Mtr |
|---|---|---|
| 31.75 | 1.2 | 0.92 |
| 35 | 1.2 | 1.02 |
| 38.1 | 1.2 | 1.11 |
| 41.27 | 1.2 | 1.21 |
| 44.45 | 1.2 | 1.3 |
| 47.62 | 1.2 | 1.4 |
| 50.8 | 1.2 | 1.5 |
| 54 | 1.2 | 1.59 |
| 57.15 | 1.2 | 1.69 |
| 60.33 | 1.2 | 1.78 |
| 63.5 | 1.2 | 1.88 |
| 76.2 | 1.2 | 2.26 |
| 88.9 | 1.2 | 2.63 |
| 101.6 | 1.2 | 3.01 |
SS 304 Perforated Tube Packing & Marking
Packaging and Marking Details
Our UNS S30400 Perforated Tubing is carefully packed to ensure safe transit. To avoid any damage protective sleeves and end caps are used and the product is also packed in wooden boxes.
All the tubes are marked with appropriate information like grade, size, heat number as well as the manufacturer’s trademark for easy identification. The markings are well done, long-lasting and cannot be easily erased, which makes the product very reliable.
Quality Tests and Certificates
There are several tests that are conducted on Stainless Steel 304 Perforated Tube to check for its quality and its efficiency. They are PMI Testing, Hydrostatic Test, Chemical Analysis and Mechanical Tests like Tensile, Elongation and Micro & Macro Test. The standards such as Mill Test Certificate (EN10204 3.1) can be used to confirm that the product is capable of withstanding the industry standards and is safe and of high quality.
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Industrial Application of SS 304 Perforated Tube
