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Power Generation Materials

Advanced materials for steam turbines, gas turbines, nuclear, and renewable energy systems

Steam TurbinesGas TurbinesNuclear SystemsASME Certified

Critical Materials for Energy Infrastructure

Power generation systems operate under extreme conditions with high temperatures, pressures, and demanding thermal cycling. From fossil fuel plants to nuclear facilities and renewable energy systems, every component must deliver reliable performance over decades of operation.

Howco provides specialized materials and manufacturing services designed for the unique demands of power generation, ensuring optimal performance, safety, and longevity in critical energy infrastructure.

Steam Turbines

  • • Turbine blades & rotors
  • • Steam chests
  • • Valve components
  • • Bearing housings
  • • Extraction systems

Gas Turbines

  • • Combustor components
  • • Turbine discs
  • • Compressor parts
  • • Hot gas path components
  • • Exhaust systems

Boiler Systems

  • • Superheater tubes
  • • Reheater components
  • • Headers & manifolds
  • • Economizer sections
  • • Pressure vessels

Nuclear Components

  • • Reactor pressure vessels
  • • Steam generators
  • • Control rod systems
  • • Containment structures
  • • Cooling systems

Heat Exchangers

  • • Condenser tubes
  • • Feedwater heaters
  • • Air preheaters
  • • Cooling towers
  • • Intercoolers

Renewable Energy

  • • Wind turbine components
  • • Solar concentrators
  • • Geothermal systems
  • • Hydroelectric equipment
  • • Energy storage systems

Extreme Operating Conditions

High Temperature

Up to 1200°F+ in steam systems

High Pressure

Up to 5000+ PSI in supercritical systems

Thermal Cycling

Frequent start-stop operations

Long Service Life

30+ year design life

Material Solutions by Application

High Temperature Components

Nickel Alloys

  • Inconel 617: Advanced gas turbine components
  • Inconel 625: Combustor liners, transition pieces
  • Haynes 230: Ultra-high temperature applications
  • Waspaloy: Turbine blades and discs

Advanced Steels

  • P91/T91: Advanced boiler tubes
  • P92/T92: Ultra-supercritical applications
  • HR120: High-temperature oxidation resistance

Steam System Components

Chromium Steels

  • T11/P11: Superheater/reheater tubes
  • T22/P22: High-temperature headers
  • T9/P9: Intermediate temperature piping

Stainless Steels

  • TP304H/321H: High-temperature steam lines
  • TP347H: Stabilized for thermal stability
  • Super 304H: Advanced USC applications

Nuclear Applications

Reactor Materials

  • SA508 Gr 3: Reactor pressure vessels
  • Alloy 600/690: Steam generator tubes
  • 304/316 Stainless: Internal components

Special Alloys

  • Zircaloy: Fuel cladding applications
  • Hafnium: Control rod materials
  • Inconel X-750: Springs and fasteners

Renewable Energy Materials

Wind Energy

  • 4140/4340: Gearbox components
  • 17-4 PH: Pitch control systems
  • Duplex Stainless: Offshore applications

Solar/Geothermal

  • 316L: Solar concentrator systems
  • 2205: Geothermal piping
  • Alloy 625: High-temperature heat exchangers

Specialized Manufacturing Services

Heavy Machining

  • • Large diameter components
  • • Precision boring
  • • Complex contours
  • • Multi-axis operations

Heat Treatment

  • • Normalizing & tempering
  • • Solution annealing
  • • Stress relief
  • • Post-weld heat treatment

Quality Assurance

  • • ASME certifications
  • • Nuclear QA programs
  • • Non-destructive testing
  • • Material traceability

Industry Standards & Codes

ASME I
Power Boilers
ASME III
Nuclear Components
ASME VIII
Pressure Vessels
ASME B31.1
Power Piping

Advanced Power Technologies

Ultra-Supercritical

Advanced materials for higher efficiency coal plants with operating parameters above 4500 PSI and 1100°F.

Advanced Gas Turbines

Next-generation materials for H-class and J-class turbines with firing temperatures above 2900°F.

Small Modular Reactors

Specialized materials for next-generation nuclear technologies and advanced reactor designs.

Power Your Energy Projects

Partner with our power generation experts to select the optimal materials for your energy infrastructure projects.

Contact Our Energy Team