As a trusted manufacturer and supplier in Naypyidaw, Naing Steel is proud to produce the Alloy Steel Gr 8.8 Washer, a component built for demanding applications. We understand that reliability is non-negotiable in industrial settings, which is why our washers are crafted with precision and rigorous quality control. This commitment ensures that every piece leaving our facility provides the dependable performance and strength that professionals across Myanmar count on to secure their most critical projects, from major construction to heavy machinery.
The composition of our Alloy Steel Gr 8.8 Washer is a careful balance of carbon and other alloying elements, heat-treated to achieve its notable strength. This process results in excellent mechanical properties, including a minimum tensile strength of 800 MPa and a yield strength of 640 MPa. This specific grade signifies a robust material that offers superior resistance to deformation under high loads, ensuring a secure and lasting fastening solution even in challenging 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 8.8 | C | Mn | P | S | Si | Ni | Cr |
| 0.40% min | 1.00% max | 0.040% | 0.050% | 0.40% max | – | – |
| Specification | Material | Nominal Size, In. | Tempering Temp. °F | Proof Load Stress, ksi | Hardness Rockwell | See Note | |
|---|---|---|---|---|---|---|---|
| Min | Max | ||||||
| ASTM A194 Grade 8.8 | Medium Carbon Steel, Quenched and Tempered | 1/4 – 4 | 1000 | 150 | 159 | 237 | 1,2,3 |
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 of this washer is to distribute the load of a bolt or nut, preventing damage to the surface being fastened. You will find it indispensable in construction for structural steelwork, in the assembly of heavy machinery, and within the automotive industry. Its high strength makes it ideal for applications subjected to significant vibration and stress, providing essential stability in bridges, industrial equipment, and infrastructure projects where safety and durability are the top priorities.
Naing 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 Naypyidaw, Myanmar.
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