Hemi Metals, a reputable manufacturer and supplier located in Hamilton, New Zealand, specializes in high-quality Stainless Steel 303 Bars and Rods. These products are crafted to provide outstanding machinability and dependable performance across a variety of industrial applications. With a focus on precision and rigorous quality control, Hemi Metals ensures that their bars and rods feature a smooth finish, precise dimensions, and impressive durability. Stainless Steel 303, known for its free-machining austenitic properties, is a popular choice for components that require extensive machining while still offering excellent corrosion resistance. Hemi Metals is dedicated to delivering top-notch stainless steel products that adhere to global standards, catering to the needs of the engineering, manufacturing, and fabrication sectors.
The composition of Stainless Steel 303 Bars and Rods primarily includes chromium and nickel, with sulfur added to boost machinability. This unique blend allows the alloy to achieve remarkable cutting speeds, extend tool life, and minimize machining effort. SS 303 boasts good mechanical strength, moderate corrosion resistance, and consistent performance under typical operating temperatures. While it may be slightly less resistant to corrosion than SS 304 due to the sulfur content, it still provides sufficient durability for general industrial applications. Its austenitic structure guarantees excellent toughness and formability, making it perfect for precision-engineered components.
Specification : ASTM A276, A479 / ASME SA276, SA479
Square Bars : 18mm – 47mm (11/16″ to 1-3/4″)
Round Bars : Outside Diameter in the range of 4mm to 500mm
Standard : EN, DIN, JIS, ASTM, BS, ASME, AISI
Bright Bars : Outside Diameter in the range of 4mm to 100mm
Form : Round, Square, Hex (A/F), Rectangle Etc.
Hex Bars : 18mm – 57mm (11/16″ to 2-3/4″)
Length : 1 to 6 Meters, Custom Cut Lengths
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
| 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% |
| TYPE | MIN SIZE | MAX SIZE |
|---|---|---|
|
Round Bar |
1/8” dia |
8-1/2” |
|
Square Bar |
3/16” |
3/4” |
|
Hex Bar |
3/8” |
1-3/4” |
|
Flat Bar |
upon request |
| STANDARD | WERKSTOFF NR. | UNS | JIS |
| SS 303 | 1.4305 | S30300 | SUS 303 |
Stainless Steel 303 Bars and Rods are commonly used in industries such as aerospace, automotive, medical, and manufacturing. They are perfect for producing components like fasteners, surgical instruments, fuel lines, and machinery parts.
Yes, Stainless Steel 303 Bars and Rods offer excellent corrosion resistance, particularly against a range of acids, chemicals, and weathering, making them suitable for use in both industrial and outdoor environments.
Stainless Steel 303 Bars and Rods are specifically designed for excellent machinability due to the addition of sulfur and phosphorus, which improve cutting and machining performance. This makes them ideal for high-precision applications like fasteners, shafts, and gears.
Stainless Steel 303 Bars and Rods find extensive use in industries where superior machinability and reliable performance are crucial. They are often employed in the manufacturing of shafts, screws, nuts, bolts, gears, fittings, and fasteners that undergo frequent machining processes. In sectors like automotive, electronics, and mechanical equipment, SS 303 is favored for components that require tight tolerances and a high-quality surface finish. Additionally, it is utilized in food processing equipment (non-hygienic parts), pumps, valves, and instrumentation systems. The ease of fabrication, strength, and reliable corrosion resistance of SS 303 Bars and Rods make them a go-to choice for many applications.
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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