In a major chemical plant grappling with failures from stainless steel sheets exposed to hot sulfuric acid, the turning point came with Alloy 20 Sheets. This nickel-iron-chromium alloy not only withstood the corrosive attack but increased uptime and reduced maintenance costs key advantages for oil & gas rigs, marine systems, pharmaceutical production, and power stations worldwide. Aurico Alloys LLP delivers Alloy 20 Sheets that empower engineers, procurement heads, and OEMs to choose performance where ordinary alloys falter.
Table of Contents:
Aurico Alloys LLP supplies ASTM B463 certified Alloy 20 Sheets in a versatile range hot and cold rolled, annealed, pickled, or polished backed by full mill test certificates and global traceability. Procurement teams, fabricators, and supply stores count on Aurico for genuine stock, immediate delivery, and project support in environments where failure is not an option.
Choose Alloy 20 Sheets from Aurico for safer, longer-lasting equipment in extreme environments giving you lifecycle value and trusted supply that fewer alloys and generic providers can match.
High-quality Alloy 20 Sheets ready for industrial use.
Specification Overview
| Supplier & Manufacturer | Aurico Alloys LLP |
|---|---|
| Grade | Alloy 20 (Carpenter 20, UNS N08020, DIN 2.4660) |
| Standards | ASTM B463, ASME SB463, ISO, API |
| Thickness Range | 0.1mm–100mm |
| Width | 10mm–2500mm |
| Length | 0.1m–6.0m (custom on request) |
| Finish | HR, CR, 2B, 2D, BA, satin, pickled, polished |
| Forms | Sheet, plate, shim, foil, strip, perforated, circle, ring, coil, blank |
Equivalent Grades & Standards
| Property | Value |
|---|---|
| UNS number | N08020 |
| Werkstoff / EN number | 2.4660 |
| EN designation | — |
| Density | 8.08 g/cm3 |
| Plate, sheet and strip specification | ASTM B463 |
Identifiers and physical constants for Alloy 20. A dash means no such designation is published for this grade.
Stock & Product Availability
Aurico Alloys LLP provides Alloy 20 Sheets in thickness from 0.1mm to 100mm and widths up to 2500mm. We maintain inventory in standard lengths (2m, 2.44m, 3m) and offer custom sizes, catering to fabrication, urgent shutdowns, and OEM requirements across process plants, marine, pharma, energy, and repairs.
Chemical Composition
| Element | Min (%) | Max (%) |
|---|---|---|
| Carbon (C) | — | 0.07 |
| Manganese (Mn) | — | 2.00 |
| Phosphorus (P) | — | 0.045 |
| Sulfur (S) | — | 0.035 |
| Silicon (Si) | — | 1.00 |
| Chromium (Cr) | 19.0 | 21.0 |
| Nickel (Ni) | 32.0 | 38.0 |
| Molybdenum (Mo) | 2.00 | 3.00 |
| Copper (Cu) | 3.00 | 4.00 |
| Niobium (Nb) | — | 1.00 (8×C min) |
Composition limits for Alloy 20. 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) | 551–690 (80,000–100,000 psi) |
| Yield Strength (0.2% MPa) | 241–310 (35,000–45,000 psi) |
| Elongation (%) | 30 |
| Hardness (HB) | ≤ 217 |
| Melting Point (°C) | 1443 |
| Max. Service Temperature (°C) | 500 (930°F) |
Applications & Benefits
- Chemical processing: sulfuric, phosphoric, and nitric acid environments; reactors, tanks, piping
- Oil & Gas: heat exchangers, separators, downhole equipment, sour gas service
- Marine: pumps, valves, condensers, seawater-cooled exchangers, desalination plants
- Pharma & Food: process vessels, mixers, sanitary storage, sterile environments
- Power Generation: chemical plant scrubbers, turbines, heat transfer and FGD lines
- OEMs/Fabricators: plate for critical assemblies where corrosion and weldability matter
FAQ & 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 Alloy 20 Sheets deliver outstanding corrosion resistance, mechanical strength, and certified quality to high-demand industries, outperforming generic stainless and nickel alloys for chemical, oil & gas, marine, pharma, and power projects. Why settle for less, when Alloy 20 from a trusted supplier can future-proof your most critical assets?