Nestled in the industrial heart of Amman, Jordan, Yazan Steel has built a strong reputation as a trusted manufacturer and supplier, known for its commitment to quality and precision. We take particular pride in our production of high-integrity components like the Alloy Steel Gr B7 Washer. These are not just simple pieces of metal; they are essential elements engineered for durability and reliability, specifically designed to meet the rigorous demands of critical applications across various heavy industries, providing a foundational layer of security and performance where it matters most.
Crafted from a carefully balanced chromium-molybdenum alloy composition, these washers gain their superior strength through a precise quenching and tempering heat treatment process. This results in outstanding mechanical properties, including a high tensile strength and impressive hardness. While maintaining excellent ductility, this combination ensures the washer can handle significant clamp loads and resist deformation under extreme pressure and elevated temperatures, making it a robust and dependable component in even the most challenging service environments.
| 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 7 | 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 |
|---|---|---|---|---|---|
| B7 | 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.
The primary use for these high-strength washers is in conjunction with Alloy Steel B7 bolts, forming a critical partnership in high-pressure piping systems, flanged connections, and heavy machinery assembly. You will find them securing essential components in oil and gas refineries, power generation plants, and large-scale construction projects. Their ability to perform reliably under stress and heat makes them indispensable for applications demanding a guaranteed, leak-proof seal and long-term structural integrity, ensuring safety and operational continuity where failure is not an option.
Yazan 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 Amman, Jordan.
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