Yousef Steel has built a solid reputation as a reliable manufacturer and supplier in Riyadh, Saudi Arabia, specializing in high-quality Alloy Steel Gr 10.9 Washers. These washers are expertly crafted for tough industrial and mechanical applications. Adhering to international standards, they are designed to deliver outstanding strength, durability, and reliability, even in high-pressure, high-temperature, and heavy-load situations. Thanks to their precision engineering and sturdy construction, Alloy Steel Gr 10.9 Washers guarantee secure fastening and long-lasting performance. They find extensive use in industries like oil & gas, petrochemical, power generation, marine, and heavy engineering, providing trustworthy solutions for critical bolted connections.
Alloy Steel Grade 10.9 Washers consist of medium carbon steel with the addition of alloying elements such as chromium, molybdenum, and manganese that enhance the strength and wear resistance. The washers are heat treated to harden and increase their lifespan. They possess tensile strength of around 1,040 MPa and yield strength of around 940 MPa to ensure sufficient load-carrying capacity. With a 32-39 HRC level of hardness, they have the best fatigue and stress resistance. They are perfectly applicable in heavy-duty use and can ensure high consistency in terms of performance when used in car, construction, and heavy machines applications.
| Specifications | : | ASTM A 194 ASME SA 194 |
| 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 GR 10.9 | C | Mn | P | S | Si | Mo | Cr |
| 0.37-0.49% | 0.65-1.10% | 0.04% | 0.04% | 0.15-0.035% | 0.15-0.25% | 0.75-1.20% |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
|---|---|---|---|---|---|
| 10.9 | Up to 2-1/2 | 125 | 105 | 16 | 50 |
| 2-5/8 – 4 | 115 | 95 | 16 | 50 | |
| 4-1/8 – 7 | 100 | 75 | 18 | 50 |
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 10.9 Washers are commonly found in flanged joints, high-pressure piping systems, turbines, boilers, heat exchangers, and structural assemblies. They offer secure, vibration-resistant, and leak-proof fastening, which is crucial for maintaining the integrity and safety of essential industrial systems. Designed to endure extreme mechanical and thermal stress, these washers promise a long service life and dependable operational reliability. For industries that need robust and high-strength fastening solutions, Alloy Steel Gr 10.9 Washers are a trusted choice.
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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