Hemi Metals, a reputable manufacturer and supplier located in Hamilton, New Zealand, specializes in high-quality Stainless Steel 304 Round Bars and Rods tailored to meet a variety of industrial needs. Renowned for their durability, precision, and resistance to corrosion, these bars and rods are crafted using cutting-edge processes to guarantee consistent performance even in tough environments. Hemi Metals is dedicated to providing products that adhere to international standards, delivering reliable solutions for the fabrication, construction, engineering, and manufacturing industries. With a strong focus on customer satisfaction and a solid reputation for excellence, the company continues to supply dependable Stainless Steel 304 Round Bars and Rods throughout New Zealand and beyond.
Stainless Steel 304 Round Bars and Rods are primarily made up of chromium (18%) and nickel (8%), with iron as the main component, along with small amounts of carbon, manganese, and silicon. This unique blend offers remarkable corrosion resistance, good weldability, and impressive strength. On the mechanical side, SS 304 boasts a tensile strength of about 515 MPa and good elongation, making it durable under stress. Its toughness, even in low temperatures, paired with a smooth finish and excellent machinability, makes these bars and rods perfect for a wide range of industrial and structural applications.
| Specifications | ASTM A 276 / SA 276 |
|---|---|
| Dimensions | ASTM, ASME |
| Range | 3.17 MM TO 350 MM DIA |
| Diameter | 25mm to 152m |
| Length | 1 to 6 Meters, Custom Cut Lengths |
| Finish | Bright, Polish & Black |
| Form | Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wiremesh, Billet, Ingot, Forging Etc., |
| Condition | Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| 304 | 0.08 | 2.0 | 0.75 | 0.045 | 0.030 | 18.0-20.0 | – | 8.0-10.5 | 0.10 |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 304 | 515 | 205 | 40 | 92 | 201 |
|
Type |
SIZES (Inches) |
ISO Tolerance |
SIZES (mm) |
|---|---|---|---|
|
Peeled and Polished |
1.50″ to 6.00″ |
h11-DIN 1013 |
40.00 to 150.00 |
|
Cold Drawn and Ground |
5/6″ to 2.50″ |
h9-h8-h11-h10 |
10.00 to 75.00 |
|
Cold Drawn and Polish |
1/8″ to 3.00″ |
h9-h8-h11-h10 |
3.00 to 75.00 |
|
Peeled and Ground |
3/4″ to 2.00″ |
h10-h9-h11 |
20.00 to 50.00 |
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS | BS | GOST |
| SS 304 | S30400 | 1.4301 | Z7CN18‐09 | X5CrNi18-10 | SUS 304 | 304S31 | 08Х18Н10 |
| Diameter or Width (mm) | Weight per meter | Sectional Area | Perimeter | |||
| Square (kg) | Round (kg) | Square (cm²) | Round (cm²) | Square (cm) | Round (cm) | |
| 5.0 | 0.20 | 0.15 | 0.25 | 0.20 | 2.0 | 1.57 |
| 5.5 | 0.24 | 0.19 | 0.30 | 0.24 | 2.2 | 1.78 |
| 6.0 | 0.28 | 0.22 | 0.36 | 0.28 | 2.4 | 1.88 |
| 7.0 | 0.38 | 0.30 | 0.49 | 0.38 | 2.8 | 2.20 |
| 8.0 | 0.50 | 0.39 | 0.64 | 0.50 | 3.2 | 2.51 |
| 9.0 | 0.64 | 0.50 | 0.81 | 0.64 | 3.6 | 2.83 |
| 10 | 0.73 | 0.63 | 1.00 | 0.79 | 4.0 | 3.14 |
| 11 | 0.95 | 0.75 | 1.21 | 0.95 | 4.4 | 3.46 |
| 12 | 1.13 | 0.89 | 1.44 | 1.13 | 4.8 | 3.77 |
| 14 | 1.54 | 1.21 | 1.96 | 1.54 | 5.6 | 4.40 |
| 16 | 2.01 | 1.58 | 2.56 | 2.01 | 6.4 | 5.03 |
| 18 | 2.54 | 2.00 | 3.24 | 2.54 | 7.2 | 5.65 |
| 20 | 3.14 | 2.47 | 4.00 | 3.14 | 8.0 | 6.28 |
| 22 | 3.80 | 2.98 | 4.84 | 3.80 | 8.8 | 6.91 |
| 25 | 4.91 | 3.85 | 6.25 | 4.91 | 10.0 | 7.85 |
| 28 | 6.15 | 4.83 | 7.84 | 6.16 | 11.2 | 8.80 |
| 32 | 8.04 | 6.31 | 10.24 | 8.04 | 12.8 | 10.05 |
| 36 | 10.17 | 7.99 | 12.96 | 10.18 | 14.4 | 11.31 |
| 40 | 12.56 | 9.86 | 16.00 | 12.57 | 16.0 | 12.57 |
| 45 | 15.90 | 12.49 | 20.25 | 15.90 | 18.0 | 14.14 |
| 50 | 19.62 | 15.41 | 25.00 | 19.64 | 20.0 | 15.71 |
| 56 | 24.62 | 19.34 | 31.36 | 24.63 | 22.4 | 17.59 |
| 63 | 31.16 | 24.47 | 36.69 | 31.17 | 25.2 | 19.79 |
| 71 | 39.57 | 31.08 | 50.41 | 39.59 | 28.4 | 22.31 |
| 80 | 50.24 | 39.46 | 64.00 | 50.27 | 32.0 | 25.13 |
We supply a wide range of 304 Stainless Steel Bars and Rods, including round bars, square bars, hexagonal bars, flat bars, hollow bars, and rectangular bars. These products are available in various sizes and shapes to meet the diverse needs of different industries.
Hemi Metals is a leading manufacturer and supplier of premium-quality Stainless Steel 304 Bars and Rods, catering to industrial, commercial, and personal needs across the New Zealand and worldwide.
Yes, we provide bars and rods in standard and customized dimensions and polishes to meet your specific project requirements. For more details mail us on sales@hemimetals.co.nz
Thanks to their exceptional corrosion resistance, strength, and versatility, Stainless Steel 304 Round Bars and Rods are widely utilized across various industries. They are often found in manufacturing equipment, shafts, fasteners, and machine components. In the food and beverage sector, they are perfect for hygienic processing equipment due to their easy cleaning and contamination resistance. The construction industry employs them for structural supports, frameworks, and architectural features. Additionally, SS 304 bars and rods are used in chemical processing, marine applications, automotive parts, and household appliances, ensuring long-lasting reliability and performance.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Hemi Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Hamilton New Zealand
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