Yousef Steel is a well-respected manufacturer and supplier based in Riyadh, Saudi Arabia, focusing on high-performance Alloy Steel Gr B16 Washers tailored for critical industrial applications. These washers are crafted in line with ASTM A193 standards, making them ideal for high-pressure, high-temperature, and corrosive settings. Renowned for their outstanding strength, toughness, and precision, Alloy Steel Gr B16 Washers provide secure fastening and long-lasting durability. Yousef Steel is committed to strict quality assurance, ensuring that their washers are trusted across various industries, including oil & gas, power generation, chemical processing, marine, and heavy engineering.
These washers are made from a chromium-molybdenum-vanadium alloy steel, with carefully controlled levels of carbon, manganese, silicon, and other elements that enhance their performance. The chromium content helps improve resistance to corrosion and oxidation, while molybdenum increases strength and creep resistance, and vanadium boosts toughness and hardness. With excellent mechanical properties, such as high tensile and yield strength, superior hardness, and remarkable stability at elevated temperatures, these washers are reliable for critical applications.
| Specifications | : | ASTM A 193 ASME SA 193 |
| Standard | : | IS, ASTM, BS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Flat Washer, Lock Washer, Sealing Washer, Split Washer, Slot Washer, Machine Washer, Star Washer SPRINGS – Wire Spring & Flat Spring. |
| Alloy Steel B16 | C | Mn | P | S | Si | Ni | Cr |
| 0.15 max | 1.00 max | 0.040 | 0.030 | 1.00 max | – | 11.50-13.50 |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
|---|---|---|---|---|---|
| B16 | Up to 2-1/2 | 125 | 105 | 18 | 50 |
| 2-5/8 – 4 | 110 | 95 | 17 | 45 | |
| 4-1/8 – 7 | 100 | 85 | 16 | 45 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Alloy Steel Gr B16 Washers find extensive use in boilers, turbines, pressure vessels, refineries, petrochemical plants, and heat exchangers. They play a crucial role in securing bolts and nuts within high-pressure piping systems and flanged joints, ensuring connections that are leak-proof, vibration-resistant, and stable. Thanks to their durability, wear resistance, and ability to endure thermal and mechanical stress, Alloy Steel Gr B16 Washers offer dependable fastening solutions for demanding environments, enhancing the safety, efficiency, and longevity of industrial operations.
Yousef Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Riyadh, Saudi Arabia.
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