Short Lead Times
Expect fast responses, rapid turnarounds, and on-time delivery.
Greek Ascoloy
Greek Ascoloy is a chromium-nickel-tungsten, through-hardening martensitic stainless steel with high stress-corrosion resistance, high creep resistance, heat resistance, and strength.
Melt-type(s): Air-melt
Other name(s): 418 stainless
Comparable grade(s): N/A
STANDARDS
| Type | Specifications |
|---|---|
| AMS | AMS 5616 |
| UNS | S41800 |
| Misc. | PWA-S-5616, CPW-S-5616, GE S-400, GE S-1000, PWA 300, MCL F-14, MCL F-17, ASQR-01 |
SIZES AVAILABLE
| Form | Size range |
|---|---|
| Bar | 0.250" - 4.000" |
CHEMICAL COMPOSITION
| Element | Range (%) |
|---|---|
| C | 0.18 |
| Cr | 13.28 |
| Mn | 0.39 |
| Mo | 0.08 |
| Ni | 2.04 |
| P | 0.02 |
| S | 0.01 |
| Si | 0.16 |
| W | 2.86 |
CHARACTERISTICS
| High temperature | Stainless | Through-hardened | Nitriding | Carburizing | Induction |
|---|---|---|---|---|---|
CHARACTERISTICS
| Characteristic | Value |
|---|---|
| High temperature | |
| Stainless | |
| Through-hardened | |
| Nitriding | |
| Carburizing | |
| Induction |
ADDITIONAL INFO
Heat Treatment
Please contact Sullivan Steel for additional guidance or information on heat treating Greek Ascoloy (418 stainless).
Machinability
Sullivan Steel typically stocks Greek Ascoloy (418 stainless) in the annealed condition, optimal for machinability and heat treatment uniformity. Exceptions may apply.
Common Applications
Turbine buckets and blades, aircraft landing gear, jet engine parts, bolts/fasteners, compressor parts.
RESOURCES
Carpenter Product Page: 418 - Specialty Alloys | Carpenter Technology
DISCLAIMER
The product information provided on this page is provided for general reference only and is not complete. Customers and prospective customers should rely on the applicable material certifications for product information, including any exceptions to specifications, if applicable. Material certifications are available upon request. All product sales are subject to Sullivan Steel’s standard terms and conditions of sale.