Grade | Composition | Properties | Applications |
200 | ~99% Ni, balance Fe | Excellent corrosion resistance, good low-temperature strength | Chemical processing, food processing, aerospace |
201 | ~99% Ni, ~0.6% Mn, balance Fe | Similar to 200 but with higher strength, good corrosion resistance | Chemical processing, electronics, food processing |
330 | ~34% Cr, ~0.5% Ni, balance Fe | Excellent oxidation resistance, high-temperature strength | Furnace components, high-temperature applications |
400 | ~12% Cr, balance Fe | Good resistance to oxidation and corrosion, magnetic | Automotive exhausts, pump parts, gas turbines |
600 | ~72% Ni, ~15% Cr, balance Fe | Excellent high-temperature strength, good oxidation resistance | Aerospace, chemical processing, heat exchangers |
625 | ~58% Ni, ~20% Cr, ~9% Mo, balance Fe | Excellent corrosion resistance, high strength, weldable | Chemical processing, marine environments, aerospace |
Monel 400 | ~67% Ni, ~23% Cu, balance Fe | Excellent resistance to seawater and acidic conditions | Marine environments, chemical processing, aerospace |
Monel 400AR | ~67% Ni, ~23% Cu, balance Fe (annealed) | Similar to Monel 400 but with improved mechanical properties | Marine environments, chemical processing |
800H | ~32% Cr, ~21% Ni, balance Fe (high C) | Good strength and oxidation resistance at high temperatures | Chemical processing, heat exchangers, nuclear reactors |
800HT | ~32% Cr, ~21% Ni, balance Fe (high C, higher heat treatment) | Enhanced strength and stability at high temperatures | High-temperature applications, petrochemical equipment |
825 | ~42% Ni, ~29% Fe, ~22% Cr, ~3% Mo | Excellent corrosion resistance, good weldability | Chemical processing, oil & gas, marine environments |
C-276 | ~57% Ni, ~16% Cr, ~15% Mo, ~5% W | Exceptional resistance to corrosive environments, high temperature resistance | Chemical processing, pollution control, marine environments |
INVAR 36 | ~36% Ni, balance Fe | Low thermal expansion, good stability at varying temperatures | Precision instruments, aerospace, cryogenics |