Starc Metals stands out as a top-notch manufacturer and supplier located in Canberra, Australia, with a focus on high-quality Stainless Steel 303 Round Bars and Rods. Known for their precision engineering and cutting-edge manufacturing methods, Starc Metals ensures that their stainless steel products not only meet international standards but also deliver dependable performance in tough industrial settings. They cater to a variety of sectors, including automotive, aerospace, chemical, and food processing, offering round bars and rods that are celebrated for their excellent machinability, resistance to corrosion, and impressive durability. With a strong dedication to innovation and keeping customers happy, Starc Metals has earned a solid reputation for providing stainless steel solutions that promise long-lasting performance across the globe.
Stainless Steel 303 Round Bars and Rods are made from an austenitic stainless steel alloy that includes chromium (17–19%), nickel (8–10%), manganese, sulfur (0.15–0.35%), and the rest is iron. The addition of sulfur boosts machinability while still ensuring good corrosion resistance. In terms of mechanical properties, they showcase a tensile strength ranging from 515 to 750 MPa, a yield strength between 205 and 275 MPa, and an elongation of 20 to 30%. This alloy is known for its excellent toughness, moderate hardness, and superior machinability, making it perfect for applications that require precise machining along with structural reliability.
| Specifications | ASTM A276, A479 / ASME SA276, SA479 |
|---|---|
| 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 |
| CHEMICAL COMPOSITION | |
|---|---|
|
ASTM |
A582 |
|
UNS |
S30300 |
|
Type |
303 |
|
Carbon (%) |
0.15 |
|
Manganese (%) |
2 |
|
Phosphorous (%) |
0.2 |
|
Sulfur (%) |
0.15 min |
|
Silicon, Max (%) |
1 |
|
Chromium (%) |
17.0-19.0 |
|
Nickel (%) |
8.0-10.0 |
|
Molybden (%) |
— |
|
Selenium (%) |
— |
|
Other Elements (%) |
— |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 85,000 | Psi – 45,000 | 50% |
| STANDARD | WERKSTOFF NR. | UNS | JIS |
| SS 303 | 1.4305 | S30300 | SUS 303 |
We supply a wide range of 303 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.
Starc Metals is a leading manufacturer and supplier of premium-quality Stainless Steel 303 Bars and Rods, catering to industrial, commercial, and personal needs across the Australia 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@starcmetals.com
You’ll find Stainless Steel 303 Round Bars and Rods in a variety of applications that call for high machinability, corrosion resistance, and strength. They’re often used for fasteners, gears, shafts, bushings, and precision components in the automotive, aerospace, and chemical industries. Plus, they find their place in food processing machinery, instrumentation, and decorative hardware. The blend of machinability, mechanical strength, and corrosion resistance makes 303 round bars and rods ideal for components that need precision fabrication, durability, and reliable performance in moderately corrosive environments, ensuring they provide long-term service in industrial and commercial settings.






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