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Olwan Nickel Alloys, located in Amman, Jordan, has built a solid reputation as a reliable manufacturer and supplier of high-performance Monel Washers, crafted to endure even the harshest industrial conditions. These washers are celebrated for their exceptional corrosion resistance, particularly in marine and chemical settings, ensuring remarkable durability and stability in fastening assemblies. With a strong focus on precise manufacturing standards, Olwan Nickel Alloys delivers Monel Washers that boast impressive strength, long-lasting reliability, and resistance to acids, alkalis, and moisture. Their dedication to quality makes them a go-to choice for industries that need trustworthy fastening components capable of thriving in demanding and corrosive environments.
Monel Washers are primarily made from a high-nickel copper alloy, typically featuring around 65–70% nickel and 20–30% copper, along with trace amounts of iron, manganese, and other elements. Mechanically, they offer high tensile strength, good hardness, and excellent toughness, even when exposed to elevated temperatures. These washers are particularly known for their outstanding corrosion resistance against seawater, acids, and alkalis. Their unique blend of strength, ductility, and chemical resistance guarantees optimal performance in tough environments while maintaining structural integrity in heavy-duty fastening systems.
| Monel Washers Standard | ASTM B164 / ASME SB164 |
| Monel Washer Dimensions | ASTM, DIN, BS, GB, IS and all International Standards |
| Monel Washers Size Range | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Monel Alloy Washers Length | 3 mm to 200 mm |
| SA 164 Monel Washers Marking | All Fasterners are marked as follows: Grade, Standard, Thickness, Heat No. (Or according to the customer’s request.) |
| Delivery Time | 7-15 working days as usual, It will based on the detailed order quantity. |
| Payment Terms | Paypal, Western Union, T/T (Telegraphic Transfer or Wire Transfer), L/C or Trade Assurance 30% deposit & balance before shipping |
| Element | Content (%) |
| Nickel, Ni | 63.00 min |
| Silicon, Si | 0.5 max |
| Carbon, C | 0.3 max |
| Sulphur, S | 0.024 |
| Copper, Cu | 28-34 |
| Iron, Fe | 2.5 max |
| Manganese, Mn | 2 max |
| Properties | Metric | Imperial |
| Tensile strength(annealed) | 517-620 MPa | 75-90 ksi |
| Yield strength | 172-345 MPa | 25-50 ksi |
| Modulus of elasticity | 179 GPa | 26000 ksi |
| Poisson’s ratio | 0.32 | 0.32 |
At Olwan Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Monel Washers in Amman, Jordan, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Jordan, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
You’ll find Monel Washers widely used in marine engineering, shipbuilding, desalination plants, and offshore structures, thanks to their remarkable resistance to saltwater corrosion. They also play a crucial role in chemical processing, petrochemical refineries, heat exchangers, valves, and pump assemblies, where components must withstand acidic and alkaline media. In high-temperature and high-pressure applications, Monel Washers ensure stable load distribution, preventing loosening and providing secure fastening. Their durability and reliability make them the perfect choice for critical applications that demand long-lasting, corrosion-resistant washers in aggressive industrial settings.
