Greek Ascoloy 418 / UNS S41800 Bar, Wire and Tube
Technical overview
Greek Ascoloy 418 / UNS S41800 is a heat-treatable chromium-nickel alloy steel used for highly loaded components at elevated temperatures. The existing technical data identifies service temperatures up to approximately 1200 °F (649 °C); suitability must be confirmed for the actual design, heat treatment and operating environment.
Nominal composition shown on this page
| Fe | C | Si | Mn | Mo | W | P | S | Cr | Ni |
|---|---|---|---|---|---|---|---|---|---|
| Balance | 0.15–0.20 | ≤0.5 | ≤0.5 | ≤0.5 | 2.5–3.5 | ≤0.04 | ≤0.03 | 12–14 | 1.80–2.20 |
Values are provided as a page reference. The governing material specification and certified mill test report control the order.
Processing and applications
Typical processing may include turning, milling, grinding, drilling, welding and controlled heat treatment. Applications include heat-resistant and mechanically loaded parts in power generation, mechanical engineering and metal-processing equipment.
Specifications and product forms
Greek Ascoloy 418 is commonly requested as UNS S41800 and may be ordered to an applicable AMS or customer specification. Product enquiries may include bar, round, wire, tube, plate or forgings, subject to the exact specification and availability. Include the required condition, heat treatment, dimensions, tolerances and documentation.
Request a Greek Ascoloy 418 quote
Send Evek LLC the specification, product form, dimensions, quantity, certificate requirements and delivery ZIP code. Typical delivery across the United States is 2–3 weeks, subject to specification and availability.
Contact Evek LLC to request availability and pricing.