Neith Metals, based in Cairo, Egypt, has built a solid reputation as a reliable manufacturer and supplier of top-notch stainless steel products, with a particular focus on Stainless Steel 431 Square Bars and Rods. This company is celebrated for crafting materials that are not only corrosion-resistant but also durable and precision-engineered to meet international standards. Thanks to their cutting-edge manufacturing facilities and strict quality control measures, Neith Metals guarantees outstanding product performance and consistency. Their Stainless Steel 431 Square Bars and Rods are specifically designed to offer exceptional strength, toughness, and reliability, making them perfect for critical industrial, engineering, and mechanical applications where precision and durability are a must.
Stainless Steel 431 Square Bars and Rods are martensitic stainless steel alloys known for their impressive mechanical strength, hardness, and moderate resistance to corrosion. They typically contain 16–18% chromium, 0.2–0.25% carbon, along with trace amounts of nickel, manganese, and silicon. These bars and rods can achieve tensile strength up to 850 MPa, yield strength around 450 MPa, and hardness levels between 220–260 HB. They respond exceptionally well to heat treatment, which boosts their wear resistance and toughness. These characteristics make Stainless Steel 431 Square Bars and Rods perfect for precision machining, high-stress components, and applications that require both durability and dimensional stability.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A582, A276, A564, ASTM A484, 484M
Surface : hrap, hot rolled pickled or sand blasting finished, cold drawn, polished, hairline
Size : Tolerance: H8, H9, H10, H11, H12, H13K9, K10, K11, K12
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 431 | 0.20 | 17.00-15.00 | 1.00 | 2.50-1.25 | 0.040- | 0.030 | 1.00 |
| Element | Density | Electrical Resistivity | Modulus of Elasticity |
| SS 431 | 0.2800 lb/inch³ | 70° Ohms (circ mil./ft.) | 29.0 X 10^3 |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 431 | 1.4057 | S43100 |
| SQUARES | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.62 | 2.05 |
| 18 | 0.79 | 2.59 |
| 20 | 0.76 | 2.49 |
| 22 | 1.18 | 3.87 |
| 25 | 1.52 | 5.00 |
| 28 | 1.91 | 6.27 |
| 30 | 2.19 | 7.20 |
| 32 | 2.50 | 8.19 |
| 36 | 3.16 | 10.37 |
| 38 | 3.52 | 11.55 |
| 40 | 3.90 | 12.80 |
| 45 | 4.94 | 16.20 |
| 50 | 6.10 | 20.00 |
| 56 | 7.65 | 25.08 |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
Yes, Stainless Steel 431 square bars are magnetic due to their martensitic structure. They exhibit moderate magnetism compared to austenitic stainless steels.
Yes, we provide stainless steel 431 square bars and rods in standard and customized dimensions and polishes to meet your specific project requirements. For more details mail us on sales@neithmetals.com
Yes, Stainless Steel 431 square bars can be recycled after use. Being a ferrous alloy, they are highly recyclable and maintain their properties after recycling.
Across various industries that demand high performance and corrosion resistance, Stainless Steel 431 Square Bars and Rods are widely utilized. They are often found in the manufacturing of shafts, fasteners, pump parts, valve components, and marine hardware. Their strength and wear resistance make them ideal for aerospace, automotive, and mechanical engineering applications. Plus, their square shape offers excellent load-bearing capabilities for structural and construction needs. The alloy’s heat-treatable nature allows for customization of strength and hardness, making Stainless Steel 431 Square Bars and Rods a versatile 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.
Neith Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Alexandria, Egypt
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