Power Generation Alloy Selection

Alloys for Power Generation Applications

Select alloys for power generation applications. Compare Inconel 718, X-750, Hastelloy X, Haynes 230, C-276, 254SMO and RFQ details for turbines, boilers and FGD systems.

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Quick Answer: Power generation material selection commonly involves high-temperature nickel alloys such as Inconel 718, Inconel X-750, Hastelloy X and Haynes 230 for turbines and hot gas components, plus corrosion-resistant alloys such as Hastelloy C-276, Inconel 625 and 254SMO for FGD, cooling water and chloride-bearing systems.

Power generation projects should define whether the main risk is heat, oxidation, fatigue, creep, chloride corrosion, wet FGD slurry, pressure equipment requirements or component strength.

Recommended Alloys

AlloyCommon ServiceWhy It Is ConsideredProduct Page
Inconel 718Gas turbine and high-strength power componentsHigh-strength precipitation-hardening nickel alloyView product
Inconel X-750Springs, bolting and hot mechanical partsAge-hardenable nickel alloy with hot strength and relaxation resistanceView product
Hastelloy XCombustion, hot gas and furnace-related partsNickel alloy used for oxidation and hot gas serviceView product
Haynes 230High-temperature furnace and combustion componentsNickel-chromium-tungsten-molybdenum alloy for thermal stabilityView product
Hastelloy C-276FGD and severe corrosion areasSevere corrosion alloy for mixed acid and chloride environmentsView product

Selection Guide

If Your Project NeedsStart WithRFQ Notes
Gas turbine or hot rotating/structural partStart with Inconel 718Confirm strength, fatigue, temperature and specification.
Hot spring, bolt or relaxation-sensitive partReview Inconel X-750Specify heat treatment and mechanical property targets.
Combustion or hot gas sheet/plateCompare Hastelloy X and Haynes 230Confirm oxidation, thermal cycling and welding requirements.
FGD or wet corrosion sectionStart with C-276, C-22, Inconel 625 or 254SMOProvide chloride, pH, temperature and slurry details.

Common Product Forms

Product FormTypical MaterialsRelated Landing Page
Bar / Fastener StockInconel 718, X-750, A286Inconel 718 bar supplier
Plate / SheetHastelloy X, Haynes 230, C-276, 254SMOHastelloy C-276 plate supplier
Pipe / TubeInconel 625, Incoloy 825, Duplex 2507Inconel 625 pipe supplier

Standards and Inspection Notes

Standards

Confirm ASTM, ASME, AMS, EN, GB, NACE or project-specific standards before quotation.

Service Conditions

Include temperature, medium, pressure, load, atmosphere, corrosion concerns and fabrication requirements.

Inspection

Available options may include EN 10204 3.1 MTC, PMI, UT, tensile, hardness, dimensional inspection or third-party inspection.

Application FAQ

What alloys are used in power generation?

Power generation applications may use Inconel 718, X-750, Hastelloy X, Haynes 230, Inconel 625, Hastelloy C-276, 254SMO and duplex stainless steels depending on heat, corrosion and strength requirements.

Which alloys are used for FGD systems?

Hastelloy C-276, Hastelloy C-22, Inconel 625 and 254SMO are common candidates for FGD systems depending on chloride level, pH, temperature, slurry, abrasion and crevice risk.

What should I provide for a power generation alloy quote?

Send application area, service temperature, medium, pressure, product form, size, standard, grade, heat treatment, inspection requirement and destination country.

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Send us the application, service condition, alloy grade if known, product form, size, quantity, standard, material condition, inspection requirement and destination country.

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