# RAS Alloy — Products > Alloy product lines: forgings (rings, discs, shafts, blocks), spring & cold-drawn wire (O0.10-12.0 mm) and flanges (ASME B16.5/B16.47 Class 150-2500) across 37 grades. ## Product Forms Product forms available: forgings (rings, discs, shafts, blocks, 5 kg - 3,000 kg), spring & cold-drawn wire (0.10-12.0 mm), flanges (ASME B16.5/B16.47 Class 150-2500). Grade-level detail below — each grade page lists available forms. ## Grades by Series ### Precision - [1J22](/alloys/1j22.md): HiperCo 50 equivalent — Fe-Co-V alloy with the highest saturation induction of any soft magnetic material. - [1J50](/alloys/1j50.md): Soft magnetic Fe-Ni alloy with high permeability and low coercivity for transformer cores and magnetic shielding. - [3J21](/alloys/3j21.md): Co-Ni-Cr-Mo high-elasticity alloy for precision springs, diaphragms and watch hairsprings. - [4J29](/alloys/4j29.md): Kovar — Fe-Ni-Co expansion alloy for glass-to-metal and ceramic-to-metal seals in electronics packaging. - [4J36](/alloys/4j36.md): Invar 36 — Fe-Ni alloy with near-zero thermal expansion for precision instruments and cryogenic service. ### Waspaloy - [GH3044](/alloys/gh3044.md): Ni-Cr-W alloy for sheet metal gas turbine hot-section and industrial furnace components. - [GH4098](/alloys/gh4098.md): High-chromium Ni-based alloy for sheet metal combustion chamber and afterburner components. - [GH4099](/alloys/gh4099.md): High-tungsten Ni-based alloy for welded combustion chamber and flame tube assemblies. - [GH4141](/alloys/gh4141.md): Chinese superalloy equivalent to Rene 41, for high-temperature turbine discs and blades. - [Waspaloy](/alloys/waspaloy.md): Precipitation-hardenable Ni-Cr-Co alloy for turbine discs, rings and high-temperature fasteners. ### Hastelloy - [Hastelloy B-2](/alloys/hastelloy-b-2.md): Low-carbon variant of Hastelloy B with improved weld zone corrosion resistance. - [Hastelloy B-3](/alloys/hastelloy-b-3.md): Third-generation Ni-Mo alloy with maximized thermal stability and fabricability. - [Hastelloy B](/alloys/hastelloy-b.md): Ni-Mo alloy with outstanding resistance to hydrochloric acid at all concentrations and temperatures. - [Hastelloy C-276](/alloys/hastelloy-c-276.md): Versatile nickel-molybdenum-chromium alloy for extreme corrosion resistance. - [Hastelloy C-4](/alloys/hastelloy-c-4.md): High-temperature stable Ni-Cr-Mo alloy free of intergranular precipitation for chemical equipment. - [Hastelloy C](/alloys/hastelloy-c.md): Legacy Ni-Cr-Mo alloy for general wet corrosion service in chemical processing. - [Hastelloy C22](/alloys/hastelloy-c22.md): Ni-Cr-Mo-W alloy with superior oxidizing media resistance and better weldability than C-276. - [Hastelloy X](/alloys/hastelloy-x.md): Ni-Cr-Fe-Mo alloy for combustion zone components with exceptional oxidation resistance to 1100°C. ### Incoloy - [Incoloy 800](/alloys/incoloy-800.md): Ni-Fe-Cr alloy for high-temperature heat exchangers and process piping in petrochemical plants. - [Incoloy 800H](/alloys/incoloy-800h.md): Solution-annealed Incoloy 800 with enhanced high-temperature creep strength. - [Incoloy 800HT](/alloys/incoloy-800ht.md): Fine-grain variant of 800H with optimized high-temperature ductility for forming operations. - [Incoloy 825](/alloys/incoloy-825.md): Ni-Fe-Cr-Mo-Cu alloy with exceptional resistance to sulfuric and phosphoric acid corrosion. - [Incoloy 925](/alloys/incoloy-925.md): Age-hardenable Incoloy for high-strength sour gas wellhead and downhole equipment. - [Incoloy A-286](/alloys/incoloy-a286.md): Fe-Ni-Cr precipitation-hardenable alloy for high-temperature fasteners and automotive turbocharger springs. ### Inconel - [Inconel 600](/alloys/inconel-600.md): Ni-Cr alloy with excellent oxidation resistance to 1095°C for heat-treating and chemical processing. - [Inconel 601](/alloys/inconel-601.md): Ni-Cr-Fe alloy with aluminum addition for superior oxidation resistance to 1180°C. - [Inconel 617](/alloys/inconel-617.md): Ni-Cr-Co-Mo alloy with outstanding creep strength at high temperatures for power generation. - [Inconel 625](/alloys/inconel-625.md): Ni-Cr-Mo alloy with outstanding corrosion resistance and high strength from cryogenic to 980°C. - [Inconel 690](/alloys/inconel-690.md): High-chromium Ni-Cr-Fe alloy for nuclear steam generator tubing with superior SCC resistance. - [Inconel 693](/alloys/inconel-693.md): Advanced Ni-Cr-Al alloy with unparalleled metal dusting resistance for petrochemical reforming. - [Inconel 718 Plus](/alloys/inconel-718-plus.md): Next-generation Inconel 718 with 50°C higher temperature capability for advanced turbine engines. - [Inconel 718](/alloys/inconel-718.md): Age-hardenable nickel-chromium superalloy for high strength from cryogenic to 650°C. - [Inconel X-750](/alloys/inconel-x750.md): Precipitation-hardenable Ni-Cr alloy with excellent relaxation resistance for high-temperature springs and fasteners. ### Cobalt-Based - [L605](/alloys/l605.md): Co-Cr-W-Ni alloy for aerospace bearing components and high-temperature wear applications. - [MP35N](/alloys/mp35n.md): Co-Ni-Cr-Mo alloy with ultra-high tensile strength, fatigue endurance and biocompatibility. ### Monel - [Monel 400](/alloys/monel-400.md): Ni-Cu alloy with outstanding seawater and HF acid resistance for marine and chemical service. - [Monel K-500](/alloys/monel-k-500.md): Age-hardened nickel-copper alloy combining corrosion resistance with high strength. ### Pure Nickel - [Nickel 200](/alloys/nickel-200.md): Commercially pure wrought nickel for caustic soda, synthetic fiber and electrical applications. ### Nimonic - [Nimonic 75](/alloys/nimonic-75.md): Ni-Cr-Ti alloy for sheet metal combustion components and heat-treatment fixtures. - [Nimonic 80A](/alloys/nimonic-80a.md): Ni-Cr-Ti-Al alloy for exhaust valves, turbine blades and high-temperature springs. - [Nimonic 90](/alloys/nimonic-90.md): Age-hardenable Ni-Cr-Co alloy for turbine blades and high-temperature springs to 920°C. - [Nimonic 901](/alloys/nimonic-901.md): Ni-Fe-Cr alloy for turbine discs and rings with balanced creep strength and forgeability.