Hastelloy C-276 vs Monel 400: 14% composition overlap. Significantly different materials serving different application areas.
Hastelloy C-276 vs Monel 400
Side-by-side chemical composition and mechanical property comparison.
Overview
Hastelloy C-276
2.4819
The most versatile corrosion-resistant alloy available. Ni-Mo-Cr-W composition resists both oxidizing and reducing environments. Outstanding resistance to pitting, stress corrosion cracking, and wet chlorine gas. Used in chemical processing, flue gas desulfurization, pulp & paper, and waste treatment.
Monel 400
2.4360
Nickel-copper alloy with excellent resistance to seawater, hydrofluoric acid, and alkaline environments. One of the few alloys resistant to HF acid at all concentrations. Used for marine engineering, chemical processing, oil refinery piping, and valve/pump components.
| Hastelloy C-276 | Monel 400 | |
|---|---|---|
| Material Number | 2.4819 | 2.4360 |
| Category | Nickel Alloys | Nickel Alloys |
| Standard | ASTM B575 | ASTM B127 |
Chemical composition (wt%)
| Element | Hastelloy C-276 | Monel 400 | Overlap |
|---|---|---|---|
| C | 0–0.01% | 0–0.3% | OK |
| Si | 0–0.08% | 0–0.5% | OK |
| Mn | 0–1% | 0–2% | OK |
| S | — | 0–0.024% | — |
Mechanical properties
| Property | Hastelloy C-276 | Monel 400 | Unit |
|---|---|---|---|
| tensile_strength | ≥ 690 | ≥ 480 | MPa |
| yield_strength | ≥ 310 | ≥ 170 | MPa |
| elongation | ≥ 40 | ≥ 35 | % |
Compatibility Assessment
Hastelloy C-276 and Monel 400 have significantly different compositions (14% overlap). These materials are not interchangeable and serve different application areas.
Automated assessment based on composition analysis
Frequently Asked Questions
Is Hastelloy C-276 the same as Monel 400?
Hastelloy C-276 and Monel 400 have a 14% composition overlap. They are generally not directly interchangeable.
Can I replace Hastelloy C-276 with Monel 400?
Generally not recommended. The compositions differ significantly (14% overlap). These materials have different alloying concepts and are intended for different applications.
What is the difference between Hastelloy C-276 and Monel 400?
The main differences are in the following elements: Ni, Fe. Hastelloy C-276 is a Nickel Alloys grade, while Monel 400 is a Nickel Alloys grade.
Related Comparisons
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Data provided for reference only. Always verify against the applicable specification for critical applications.
All data is for reference only. Equivalents indicate similarity, not identity. Always verify against the applicable specification for safety-critical applications. materialref.com accepts no liability for decisions based on this data.