Alloy Steel Grade F92 is an advanced creep-resistant alloy steel with enhanced chromium, tungsten, and molybdenum content. It offers superior high-temperature strength, improved oxidation resistance, and excellent long-term stability compared to F91. Grade F92 is commonly used in ultra-supercritical power plants, boilers, and high-pressure steam piping systems where extreme temperature and pressure performance are essential for operational efficiency and safety.
MECHANICAL PROPERTIES OF ALLOY STEEL F92 ROUND BAR
Tensile Strength (ksi) min
Elongation (% in 50mm) min
Yield Strength 0.2% Proof (ksi) min
415
30
205
💡 Practical Difference in Use
Use Alloy Steel Grade F92 Round Bars when: ultra-high temperature strength, superior creep resistance, and enhanced oxidation resistance are required beyond F91. Alloy Steel F92 is an advanced martensitic chromium-molybdenum-tungsten alloy steel developed for ultra-supercritical power plant applications.
→ Example: ultra-high-pressure steam piping, boiler headers, turbine casings, thick-wall pressure components, and critical power plant parts.
Bright Finished / Machined Alloy Steel F92 Round Bars when: extreme dimensional accuracy, smooth surface finish, and precision machining are essential for safety-critical, high-temperature components. Bright bars provide consistent microstructure and reliable machinability.
→ Example: valve stems, studs, bolts, shafts, flanges, turbine parts, and precision-machined ultra-supercritical components.
Applications of Alloy Steel Grade F92 Round Bars
Alloy Steel F92 round bars are used in the most demanding high-temperature and high-pressure environments requiring maximum reliability.
Ultra-Supercritical Power Plants: Boiler headers, thick-wall piping.
