Alloy 602 CA
Alloy 602 CA is a high-carbon nickel-chromium alloy engineered for exceptional creep strength and oxidation resistance at very high temperatures. Aluminium, carbon, titanium, zirconium and yttrium contribute to its high-temperature performance.
Alloy 602 CA Information
Alloy 602 CA is a high-carbon nickel-chromium alloy engineered for exceptional creep strength and oxidation resistance at very high temperatures. Aluminium, carbon, titanium, zirconium and yttrium contribute to its high-temperature performance.
Metallic winding and compatible ring components where service conditions are suitable.
| UNS Number | N06025 |
|---|---|
| Common Name | 602 CA |
| Material Type | Ni-Cr-Fe-Al-C high-temperature alloy |
| Common / Applicable Specification | Product specification / manufacturer certification required |
| Typical Gasket Use | Metallic winding and compatible ring components where service conditions are suitable. |
Alloy 602 CA Chemical Composition
Reference composition limits are shown below. Exact requirements should be confirmed against the applicable product specification and certified material documentation.
| Element / Constituent | Symbol | Composition / Information |
|---|---|---|
| Nickel | Ni | Balance |
| Chromium | Cr | 24.0–26.0 |
| Iron | Fe | 8.0–11.0 |
| Aluminium | Al | 1.8–2.4 |
| Carbon | C | 0.15–0.25 |
| Titanium | Ti | 0.10–0.20 |
| Zirconium | Zr | 0.01–0.12 |
| Yttrium | Y | 0.05–0.12 |
| Manganese | Mn | 0.15 max. |
| Silicon | Si | 0.50 max. |
Alloy 602 CA Mechanical Properties
Reference room-temperature properties are shown for a commonly supplied condition. Exact requirements depend on product form, size, heat treatment and governing specification.
| Property | Reference Value | Unit / Basis |
|---|---|---|
| Tensile Strength | Typical ≈680–750 | MPa |
| 0.2% Offset Yield Strength | Typical ≈270–350 | MPa |
| Elongation | Typical ≈30–40 | % |
Values shown are engineering reference data, not universal design allowables. Final procurement and design must use the governing specification, exact product form/condition and certified material test documentation.
Alloy 602 CA Physical & Service Information
Reference physical properties and service considerations relevant to material selection for Spiral Wound Gaskets.
| Density | Approx. 7.9 g/cm³ |
|---|---|
| Structure | Austenitic nickel-base alloy |
| High-Temperature Behaviour | Excellent creep and oxidation resistance in very high-temperature service. |
| Heat Treatment | Typically solution annealed. |
| Service Selection | Mechanical values are strongly product- and condition-dependent; use certified supplier data for design. |
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