Hastelloy Plates | Superior Corrosion Resistance for Chemical & Energy Industries
For industries exposed to extreme corrosive and high-temperature environments, material innovation can be the difference between costly downtime and reliable operation. When a leading chemical plant sought a solution to resist aggressive acid attack and sustain heat exposure, Hastelloy Plates proved the answer. Aurico Alloys LLP proudly supplies these high-performance plates, trusted worldwide by engineers, procurement specialists, and fabricators in chemical, oil & gas, marine, pharmaceutical, and power sectors.
Table of Contents:
Why Hastelloy Plates are the Preferred Choice for Harsh Applications
Hastelloy (UNS N10276, ASTM B575) is a versatile nickel-molybdenum-chromium alloy designed for outstanding resistance to oxidizing and reducing agents, pitting, crevice corrosion, and stress corrosion cracking. Its excellent mechanical properties up to 1100°C make it indispensable for heat exchangers, reactors, and pollution control equipment operating in the harshest chemical and energy environments.
High molybdenum and chromium content form a strong passive oxide film that combats aggressive chloride-based media, while the alloy's toughness and weldability allow for fabrication of complex components without loss of integrity. This combination reduces maintenance costs and extends service life in underwater marine and high-pressure chemical process applications.
Aurico Alloys LLP’s stock of certified Hastelloy Plates comes with full ASTM B575 certification, mill test reports, and global traceability documentation. We ensure rapid fulfillment and tailored product dimensions that meet rigorous international standards, supporting your critical project timelines and quality demands.
High-quality Hastelloy Plates ready for industrial use.
Specification Overview
| Supplier & Manufacturer | Aurico Alloys LLP |
|---|---|
| Grade | Hastelloy B-2, C-4, C-22, C-276, C-2000, G-30, N and X |
| Standards | One plate, sheet and strip specification per grade – listed in Equivalent Grades & Standards below. Inspection certificates to EN 10204. |
| Thickness Range | 4.75 mm – 150 mm |
| Width Range | 10 mm – 2000 mm |
| Finish | Hot rolled, cold rolled, pickled, annealed |
| Forms | Sheets, plates, coils |
| Certification | ASTM, ISO, NACE MR0175, RoHS, REACH |
| Price | INR 1,800 – 6,500 per kg. Indicative USD 21 – 76 per kg; quoted against grade, form, size and quantity. |
Hastelloy Plate Grades Supplied
Each grade below has its own plate page carrying that grade’s size range, properties and the specification written for it.
| Grade | Chosen for |
|---|---|
| Hastelloy B-2 Plates | Reducing acids, especially hydrochloric at all concentrations |
| Hastelloy C-4 Plates | High-temperature stability, resists sensitisation after welding |
| Hastelloy C-22 Plates | Broad resistance across oxidising and reducing service |
| Hastelloy C-276 Plates | The general-purpose choice; wet chlorine, hypochlorite, seawater |
| Hastelloy C-2000 Plates | Copper added for sulphuric acid alongside the usual range |
| Hastelloy G-30 Plates | Phosphoric acid and mixed-acid pickling |
| Hastelloy N Plates | Molten fluoride salts |
| Hastelloy X Plates | Strength and oxidation resistance at temperature, gas turbine parts |
Equivalent Grades & Standards
Hastelloy B-2
| Property | Value |
|---|---|
| UNS number | N10665 |
| Werkstoff / EN number | 2.4617 |
| EN designation | NiMo28 |
| Density | 9.22 g/cm3 |
| Plate, sheet and strip specification | ASTM B333 |
Identifiers and physical constants for Hastelloy B-2. A dash means no such designation is published for this grade.
Hastelloy C-4
| Property | Value |
|---|---|
| UNS number | N06455 |
| Werkstoff / EN number | 2.4610 |
| EN designation | NiMo16Cr16Ti |
| Density | 8.64 g/cm3 |
| Electrical resistivity | 1.25 µΩ·m |
| Thermal conductivity | 10.1 W/m·°C |
| Coefficient of expansion (24-100 °C) | 10.9 µm/m·°C |
| Specific heat (0 °C) | 406 J/kg·°C |
| Dynamic modulus of elasticity | 212 GPa |
| Plate, sheet and strip specification | ASTM B575 |
Identifiers and physical constants for Hastelloy C-4. A dash means no such designation is published for this grade.
Hastelloy C-22
| Property | Value |
|---|---|
| UNS number | N06022 |
| Werkstoff / EN number | 2.4602 |
| EN designation | NiCr21Mo14W |
| Density | 8.69 g/cm3 |
| Melting range | 1357-1399 °C |
| Electrical resistivity | 1.14 µΩ·m |
| Thermal conductivity (50 °C) | 10.1 W/m·°C |
| Thermal diffusivity | 0.027 cm²/s |
| Coefficient of expansion (24-100 °C) | 12.4 µm/m·°C |
| Specific heat (50 °C) | 414 J/kg·°C |
| Dynamic modulus of elasticity | 206 GPa |
| Plate, sheet and strip specification | ASTM B575 |
Identifiers and physical constants for Hastelloy C-22. A dash means no such designation is published for this grade.
Hastelloy C-276
| Property | Value |
|---|---|
| UNS number | N10276 |
| Werkstoff / EN number | 2.4819 |
| EN designation | NiMo16Cr15W |
| Density | 8.89 g/cm3 |
| Melting range | 1323-1371 °C |
| Electrical resistivity | 1.23 µΩ·m |
| Thermal conductivity (50 °C) | 10.5 W/m·°C |
| Coefficient of expansion (24-100 °C) | 11.2 µm/m·°C |
| Magnetic permeability (at 200 oersted / 15.9 kA/m) | 1.0002 |
| Specific heat | 427 J/kg·°C |
| Dynamic modulus of elasticity | 205 GPa |
| Poisson's ratio | 0.31 |
| Plate, sheet and strip specification | ASTM B575 |
Identifiers and physical constants for Hastelloy C-276. A dash means no such designation is published for this grade.
Hastelloy C-2000
| Property | Value |
|---|---|
| UNS number | N06200 |
| Werkstoff / EN number | 2.4675 |
| EN designation | NiCr23Mo16Cu |
| Density | 8.50 g/cm3 |
| Melting range | 1328-1358 °C |
| Electrical resistivity | 1.28 µΩ·m |
| Thermal conductivity | 9.1 W/m·°C |
| Coefficient of expansion (25-100 °C) | 12.4 µm/m·°C |
| Thermal diffusivity | 0.025 cm²/s |
| Specific heat | 428 J/kg·°C |
| Dynamic modulus of elasticity | 207 GPa |
| Plate, sheet and strip specification | ASTM B575 |
Identifiers and physical constants for Hastelloy C-2000. A dash means no such designation is published for this grade.
Hastelloy G-30
| Property | Value |
|---|---|
| UNS number | N06030 |
| Werkstoff / EN number | 2.4603 |
| EN designation | NiCr30FeMo |
| Density | 8.22 g/cm3 |
| Electrical resistivity | 1.16 µΩ·m |
| Thermal conductivity | 10 W/m·°C |
| Coefficient of expansion (30-100 °C) | 12.8 µm/m·°C |
| Dynamic modulus of elasticity | 202 GPa |
| Plate, sheet and strip specification | ASTM B582 |
Identifiers and physical constants for Hastelloy G-30. A dash means no such designation is published for this grade.
Hastelloy N
| Property | Value |
|---|---|
| UNS number | N10003 |
| Density | 8.86 g/cm3 |
| Melting range | 1300-1400 °C |
| Thermal conductivity (200 °C) | 13.1 W/m·°C |
| Coefficient of expansion (20-200 °C) | 12.3 µm/m·°C |
| Electrical resistivity (20 °C) | 120.5 µΩ·cm |
| Dynamic modulus of elasticity (20 °C) | 219 GPa |
| Plate, sheet and strip specification | ASTM B434 / AMS 5607 |
Identifiers and physical constants for Hastelloy N. A dash means no such designation is published for this grade.
Hastelloy X
| Property | Value |
|---|---|
| UNS number | N06002 |
| Werkstoff / EN number | 2.4665 |
| EN designation | NiCr22Fe18Mo |
| Density | 8.22 g/cm3 |
| Melting range | 1260-1355 °C |
| Electrical resistivity (24 °C) | 114.83 µΩ·cm |
| Thermal conductivity (25 °C) | 9.2 W/m·°C |
| Specific heat | 486 J/kg·°C |
| Coefficient of expansion (26-100 °C) | 13.9 µm/m·°C |
| Dynamic modulus of elasticity | 205 GPa |
| Poisson's ratio | 0.320 |
| Magnetic permeability (at 200 oersted / 15.9 kA/m) | 1.002 |
| Plate, sheet and strip specification | ASTM B435 / AMS 5536 |
Identifiers and physical constants for Hastelloy X. A dash means no such designation is published for this grade.
Stock & Product Availability
Aurico Alloys LLP maintains extensive stock of Hastelloy Plates ready for immediate shipping worldwide, coupled with custom cutting services. Alongside Hastelloy C-276, our portfolio includes varied nickel alloys such as Inconel 600, 617, 625, and others to fully support your engineering needs.
Chemical Composition
Hastelloy B-2
| Element | Min (%) | Max (%) |
|---|---|---|
| Nickel (Ni) | — | Balance |
| Molybdenum (Mo) | 26.0 | 30.0 |
| Iron (Fe) | — | 2.0 |
| Chromium (Cr) | — | 1.0 |
| Cobalt (Co) | — | 1.00 |
| Manganese (Mn) | — | 1.0 |
| Carbon (C) | — | 0.02 |
| Silicon (Si) | — | 0.10 |
| Phosphorus (P) | — | 0.04 |
| Sulfur (S) | — | 0.03 |
Composition limits for Hastelloy B-2. These are specification limits for the grade, not measured values for a lot; the mill test certificate supplied with your order states the actual analysis.
Hastelloy C-4
| Element | Min (%) | Max (%) |
|---|---|---|
| Nickel (Ni) | — | Balance |
| Chromium (Cr) | 14.0 | 18.0 |
| Molybdenum (Mo) | 14.0 | 17.0 |
| Iron (Fe) | — | 3.0 |
| Cobalt (Co) | — | 2.0 |
| Manganese (Mn) | — | 1.0 |
| Titanium (Ti) | — | 0.7 |
| Carbon (C) | — | 0.015 |
| Silicon (Si) | — | 0.08 |
| Phosphorus (P) | — | 0.04 |
| Sulfur (S) | — | 0.03 |
Composition limits for Hastelloy C-4. These are specification limits for the grade, not measured values for a lot; the mill test certificate supplied with your order states the actual analysis.
Hastelloy C-22
| Element | Min (%) | Max (%) |
|---|---|---|
| Nickel (Ni) | — | Balance |
| Chromium (Cr) | 20.0 | 22.5 |
| Molybdenum (Mo) | 12.5 | 14.5 |
| Iron (Fe) | 2.0 | 6.0 |
| Tungsten (W) | 2.5 | 3.5 |
| Cobalt (Co) | — | 2.5 |
| Manganese (Mn) | — | 0.50 |
| Vanadium (V) | — | 0.35 |
| Carbon (C) | — | 0.015 |
| Silicon (Si) | — | 0.08 |
| Phosphorus (P) | — | 0.02 |
| Sulfur (S) | — | 0.02 |
Composition limits for Hastelloy C-22. These are specification limits for the grade, not measured values for a lot; the mill test certificate supplied with your order states the actual analysis.
Hastelloy C-276
| Element | Min (%) | Max (%) |
|---|---|---|
| Nickel (Ni) | — | Balance |
| Chromium (Cr) | 14.5 | 16.5 |
| Molybdenum (Mo) | 15.0 | 17.0 |
| Iron (Fe) | 4.0 | 7.0 |
| Tungsten (W) | 3.0 | 4.5 |
| Cobalt (Co) | — | 2.5 |
| Manganese (Mn) | — | 1.0 |
| Vanadium (V) | — | 0.35 |
| Carbon (C) | — | 0.010 |
| Silicon (Si) | — | 0.08 |
| Phosphorus (P) | — | 0.04 |
| Sulfur (S) | — | 0.03 |
Composition limits for Hastelloy C-276. These are specification limits for the grade, not measured values for a lot; the mill test certificate supplied with your order states the actual analysis.
Hastelloy C-2000
| Element | Min (%) | Max (%) |
|---|---|---|
| Nickel (Ni) | — | Balance |
| Chromium (Cr) | 22.0 | 24.0 |
| Molybdenum (Mo) | 15.0 | 17.0 |
| Copper (Cu) | 1.3 | 1.9 |
| Iron (Fe) | — | 3.0 |
| Cobalt (Co) | — | 2.0 |
| Manganese (Mn) | — | 0.50 |
| Aluminium (Al) | — | 0.50 |
| Carbon (C) | — | 0.010 |
| Silicon (Si) | — | 0.08 |
| Phosphorus (P) | — | 0.025 |
| Sulfur (S) | — | 0.010 |
Composition limits for Hastelloy C-2000. These are specification limits for the grade, not measured values for a lot; the mill test certificate supplied with your order states the actual analysis.
Hastelloy G-30
| Element | Min (%) | Max (%) |
|---|---|---|
| Nickel (Ni) | — | Balance |
| Chromium (Cr) | 28.0 | 31.5 |
| Iron (Fe) | 13.0 | 17.0 |
| Molybdenum (Mo) | 4.0 | 6.0 |
| Tungsten (W) | 1.5 | 4.0 |
| Copper (Cu) | 1.0 | 2.4 |
| Niobium (Nb) | 0.30 | 1.50 |
| Cobalt (Co) | — | 5.0 |
| Manganese (Mn) | — | 1.5 |
| Carbon (C) | — | 0.03 |
| Silicon (Si) | — | 0.8 |
| Phosphorus (P) | — | 0.04 |
| Sulfur (S) | — | 0.02 |
Composition limits for Hastelloy G-30. These are specification limits for the grade, not measured values for a lot; the mill test certificate supplied with your order states the actual analysis.
Hastelloy N
| Element | Min (%) | Max (%) |
|---|---|---|
| Nickel (Ni) | — | Balance |
| Molybdenum (Mo) | 15 | 18 |
| Chromium (Cr) | 6 | 8 |
| Iron (Fe) | — | 5 |
| Tungsten (W) | — | 0.5 |
| Vanadium (V) | — | 0.5 |
| Aluminium (Al) | — | 0.5 |
| Copper (Cu) | — | 0.35 |
| Cobalt (Co) | — | 0.2 |
| Carbon (C) | — | 0.08 |
| Manganese (Mn) | — | 1 |
| Silicon (Si) | — | 1 |
Composition limits for Hastelloy N. These are specification limits for the grade, not measured values for a lot; the mill test certificate supplied with your order states the actual analysis.
Hastelloy X
| Element | Min (%) | Max (%) |
|---|---|---|
| Nickel (Ni) | — | Balance |
| Chromium (Cr) | 20.5 | 23.0 |
| Iron (Fe) | 17.0 | 20.0 |
| Molybdenum (Mo) | 8.0 | 10.0 |
| Cobalt (Co) | 0.5 | 2.5 |
| Tungsten (W) | 0.2 | 1.0 |
| Aluminium (Al) | — | 0.50 |
| Titanium (Ti) | — | 0.15 |
| Copper (Cu) | — | 0.50 |
| Carbon (C) | 0.05 | 0.15 |
| Boron (B) | — | 0.010 |
| Manganese (Mn) | — | 1.0 |
| Silicon (Si) | — | 1.0 |
| Phosphorus (P) | — | 0.040 |
| Sulfur (S) | — | 0.030 |
Composition limits for Hastelloy X. These are specification limits for the grade, not measured values for a lot; the mill test certificate supplied with your order states the actual analysis.
Mechanical Properties
| Property | Typical Value |
|---|---|
| Tensile Strength (MPa) | 550 – 860 |
| Yield Strength (MPa) | 240 – 410 |
| Elongation (%) | 30 – 65 |
| Max. Service Temp (°C) | Up to 1100 |
Applications & Benefits
- Chemical reactor components, piping, and heat exchangers resistant to oxidizing and reducing acids
- Pollution control, flue gas desulfurization, and waste recovery units
- Marine seawater handling systems and desalination plants
- Power generation boilers and superheater tubing under corrosive conditions
- Pharmaceutical process equipment requiring high corrosion resistance and durability
FAQs & Insights
Global Export Destinations
We ship worldwide from Mumbai. See every destination we export to on our export markets page.
Domestic Supply Network
We deliver across India from our Mumbai stockyard. See every city we supply on our supply locations page.
Conclusion
Aurico Alloys LLP’s Hastelloy Plates deliver unbeatable corrosion resistance, thermal stability, and certified quality assurance essential for critical industrial environments. Will you choose Aurico’s trusted Hastelloy Plates to enhance safety and efficiency in your operations?