Desta Steel, based in Addis Ababa, Ethiopia, stands out as a leading manufacturer and supplier of top-notch Alloy Steel Gr B6 Washers. Known for their precision engineering and commitment to international standards, Desta Steel offers washers that boast remarkable strength, durability, and resistance to corrosion. The company employs cutting-edge production technology and thorough quality testing to guarantee dependable performance in challenging industrial settings. Their Alloy Steel Gr B6 Washers are highly regarded in the petrochemical, power generation, and construction industries, making Desta Steel a go-to supplier both locally and globally.
Alloy Steel Gr B6 Washers are mainly made up of chromium (12%), along with carbon, manganese, silicon, phosphorus, and sulfur, which together provide outstanding hardness and corrosion resistance. They have a tensile strength of approximately 515 MPa and a yield strength of around 205 MPa, along with good elongation and impact resistance. This material excels in oxidation resistance at high temperatures and maintains its mechanical stability under pressure. These washers are known for their toughness, precise dimensions, and high fatigue strength, making them perfect for high-stress bolting and fastening tasks in tough environments.
| Alloy Steel B6 | C | Mn | Si | P | S | Co | Cr |
| 0.15 max | 1.00 max | 1.00 max | 0.040 | 0.030 | – | 11.50-13.50 |
| 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. |
| Yield Rp0.2 (MPa) | Tensile Rm (MPa) | Impact KV/Ku (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) |
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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 B6 Washers find extensive use in petrochemical plants, refineries, power stations, and high-temperature industrial systems. They are particularly well-suited for bolts and fasteners in pressure vessels, heat exchangers, boilers, and turbines, thanks to their excellent thermal and corrosion resistance. These washers ensure even load distribution, minimizing the chances of bolt loosening in mechanical assemblies. Additionally, they are utilized in the automotive, aerospace, and marine sectors where strength and durability are paramount. Their reliability and performance make them an essential component in high-pressure and high-temperature operations.
Desta 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 Addis Ababa, Ethiopia.
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