Sadiki Metals, located in Kinshasa, Congo, stands out as a top manufacturer and supplier of premium stainless steel products, including Stainless Steel 303 Hex Bars and Rods. Known for their excellent machinability and resistance to corrosion, these hex bars and rods are perfect for precision components and various industrial applications. Stainless Steel 303 is crafted specifically for tasks that require extensive machining, allowing for easy manufacturing while maintaining strength and durability. At Sadiki Metals, we ensure that every hex bar and rod adheres to international quality standards, delivering dependable mechanical performance, dimensional stability, and long-lasting service for industries that need top-notch stainless steel solutions.
Stainless Steel 303 Hex Bars and Rods are made from an austenitic stainless steel alloy that includes 17–19% chromium, 8–10% nickel, and a touch of sulfur (0.15–0.35%) to boost machinability. With a low carbon content (≤0.15%), this material retains its corrosion resistance while enhancing machining capabilities. It boasts a tensile strength of about 520–750 MPa, a yield strength of around 205–275 MPa, and an elongation rate exceeding 40%. 303 stainless steel offers moderate corrosion resistance, outstanding toughness, and dimensional stability, making it ideal for components that require precision machining and reliable performance.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A276, A479, ASTM A493
Length : Random, Fix & Cut Length
Size : 20MM to 150MM
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| Stainless Steel 303 | 0.15 max | 2 max | 1 max | 0.20 max | 0.15 min | 17.0-19.0 | – | 8 – 10 |
| Element | Tensile Strength | Yield Strength | Elongation | Reduction in Area | Hardness |
| SS 303 | Psi – 85,000 | Psi – 45,000 | 50% | 55% | Rb 180 |
| Element | Density, lb/in3 | Modulus of Elasticity, psi | Linear Expansion, 68-212°F, /°F | Thermal Conductivity, Btu/ft hr°F | Heat Capacity, Btu/lb°F | Electrical Resistivity, Ω-inch |
| SS 303 | 0.285 | 29 x 106 | 9.4 x 10-6 | 8.7 | 0.12 | 27.6 x 10-6 |
| HEXAGONS | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.55 | 1.79 |
| 18 | 0.69 | 2.27 |
| 20 | 0.85 | 2.80 |
| 22 | 1.03 | 3.39 |
| 25 | 1.33 | 4.38 |
| 28 | 1.67 | 5.49 |
| 30 | 1.92 | 6.30 |
| 32 | 2.19 | 7.17 |
| 36 | 2.77 | 9.07 |
| 38 | 3.08 | 10.11 |
| 40 | 3.41 | 11.20 |
| 45 | 4.32 | 14.18 |
| 50 | 5.34 | 17.50 |
| 56 | – | – |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
Stainless Steel 303 offers excellent machinability due to sulfur addition, good corrosion resistance, high toughness, and decent strength. It's ideal for precision machining, retaining mechanical properties while being easily cut.
Stainless Steel 303 has superior machinability due to added sulfur but slightly reduced corrosion resistance compared to 304 or 316. It balances easy machining with moderate corrosion resistance for non-critical environments.
Common finishes for Stainless Steel 303 hex bars/rods include polished, brushed, and matte finishes. Treatments like passivation improve corrosion resistance, while electropolishing enhances durability and appearance. Protective coatings and bead blasting offer additional surface refinement options.
Stainless Steel 303 Hex Bars and Rods find their place in a variety of applications that demand high machinability and moderate corrosion resistance. Common uses include shafts, fasteners, screws, gears, valve components, and intricate mechanical parts in automotive, aerospace, and industrial machinery. They are also well-suited for precision components in instrumentation, pumps, and tooling applications. Industries that prioritize ease of machining along with dependable corrosion resistance turn to 303 stainless steel for their needs.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Sadiki Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Kinshasa, Congo
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