Sahil Metals is a reputable manufacturer and supplier based in Riyadh, Saudi Arabia, specializing in high-quality Stainless Steel 431 Square Bars and Rods for a variety of industrial uses. These products are celebrated for their impressive strength, toughness, and decent corrosion resistance, making them a go-to choice in engineering and heavy-duty applications. Crafted with precision and adhering to international standards, Stainless Steel 431 Square Bars and Rods guarantee excellent machinability, durability, and precise dimensions. Serving diverse sectors like construction, petrochemical, marine, and power generation, Sahil Metals provides dependable stainless steel solutions tailored to meet the rigorous demands of industrial environments.
Stainless Steel 431 Square Bars and Rods are martensitic stainless steels that contain 15–17% chromium, 1.25–2.5% nickel, along with controlled levels of carbon, manganese, and silicon. This grade boasts a tensile strength of up to 850 MPa, a yield strength of about 620 MPa, and a hardness range of 250–300 HB, depending on the heat treatment process. With commendable toughness and wear resistance, it offers moderate corrosion resistance in mild chemical, water, and marine environments. Its heat-treatable nature boosts strength and performance, making it a favored option for critical engineering applications that demand durability and reliability under pressure.
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 | – | – |
Stainless Steel 431 Square Bars and Rods find extensive use in industries where high strength, toughness, and machinability are crucial. They are commonly used in marine hardware, pump shafts, spindles, valves, fasteners, and aircraft fittings. Additionally, they play a role in petrochemical processing, automotive components, construction equipment, and the paper and pulp industries. Their ability to endure wear and stress makes them ideal for high-performance machinery parts and structural applications. Stainless Steel 431 Square Bars and Rods strike a perfect balance of strength and reliability, making them indispensable in various demanding settings.






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