Yousef Steel stands out as a top manufacturer and supplier in Riyadh, Saudi Arabia, specializing in high-quality Alloy Steel Gr B5 Washers that are built to perform reliably in tough industrial settings. Crafted according to ASTM A193 standards, these washers deliver impressive fastening strength, durability, and resistance to both heat and corrosion. Thanks to their precise finish and sturdy construction, Alloy Steel Gr B5 Washers guarantee secure connections and a long service life. Yousef Steel’s commitment to international quality standards makes these washers a go-to choice in sectors like oil & gas, petrochemicals, power generation, and heavy engineering.
These washers are primarily made from chromium-vanadium alloy steel, with added elements like carbon, manganese, and silicon. The chromium gives them excellent resistance to corrosion and oxidation, while vanadium boosts their toughness, strength, and wear resistance. With outstanding mechanical properties such as high tensile and yield strength, hardness, and stability at elevated temperatures, they are perfect for high-stress 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 B5 | C | Mn | P | S | Si | Cr | Mo |
| 0.37-0.49 | 0.65-1.10 | 0.035 Max | 0.04 Max | 0.15-0.35 | 0.75-1.20 | 0.15-0.25 |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
|---|---|---|---|---|---|
| B5 | 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 B5 Washers find their place in pressure vessels, turbines, chemical plants, heat exchangers, and power generation systems. They play a crucial role in fastening within high-pressure, high-temperature environments where durability and reliability are paramount. These washers ensure that bolt joints remain secure, prevent loosening due to vibrations, and maintain structural integrity even in harsh operating conditions. With their remarkable mechanical performance and resistance to wear and corrosion, Alloy Steel Gr B5 Washers are a dependable choice for industries that need strong and long-lasting fastening components.
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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