Heat-resistant steels are specialized alloys engineered to retain their strength and structural integrity at high temperatures. They are extensively used in industries where components are subjected to extreme heat, such as power generation, petrochemical processing, and aerospace engineering.
Thermal Stability: Ability to maintain mechanical properties at elevated temperatures.
Oxidation Resistance: Resistance to scaling and degradation when exposed to hot gases or combustion products.
Creep Resistance: Ability to resist deformation under prolonged high-temperature stress.
Corrosion Resistance: Protection against aggressive environments, including acidic and oxidizing atmospheres.
Ferritic Heat-Resistant Steels:
Contain chromium (Cr) for oxidation resistance.
Common grades: 9Cr1Mo, 10CrMo9-10.
Applications: Steam boilers, pressure vessels.
Austenitic Heat-Resistant Steels:
High nickel (Ni) and chromium content for excellent thermal stability.
Common grades: 310S, 316H, Alloy 800.
Applications: Furnace parts, exhaust manifolds.
Martensitic Heat-Resistant Steels:
Tempered for strength and heat resistance.
Common grades: X20CrMoV12-1.
Applications: Turbine blades, steam generators.
Superalloys:
High-performance alloys with nickel, cobalt, and iron bases.
Exceptional heat and corrosion resistance.
Applications: Jet engines, gas turbines.
Power Generation:
Steam and gas turbines require materials that can endure thermal fatigue and creep.
Heat-resistant steels are used in superheaters, reheaters, and heat exchangers.
Petrochemical Industry:
Used in reactors, cracking furnaces, and pipelines exposed to extreme temperatures and corrosive environments.
Aerospace Engineering:
Essential for jet engine components that must withstand temperatures exceeding 1,000°C.
Automotive Sector:
Employed in exhaust systems, turbochargers, and catalytic converters.
Metal Processing:
Crucial in furnaces, molds, and tools used in forging and casting operations.
Enhanced Durability: Long service life under extreme conditions.
Efficiency: Reduced maintenance and downtime.
Versatility: Adaptable for various high-temperature applications.
Environmental Benefits: Enable efficient combustion and heat transfer, reducing energy waste.
The development of advanced heat-resistant materials focuses on:
Increasing temperature thresholds to improve efficiency.
Enhancing environmental resistance to tackle harsher conditions.
Adopting sustainable manufacturing methods to reduce carbon emissions.
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
