Furnace Types TRIZ Cases

Titanium and niobium additions fix carbon to prevent chromium depletion at grain boundaries, maintaining weld toughness in severe environments.

Rapid heating at 16°C/s keeps the zinc coating solid during hot forming, reducing oxidation and production time.

Two-step tempering at 420-460°C and 550-600°C stabilizes retained austenite ratios, preventing embrittlement in oil well pipes.

Optimized dew point and oxidation control during primary recrystallization stabilizes secondary recrystallization while maintaining high productivity.

Flux composition using KAlF4 and Li3AlF6 resolves brazing difficulty in high magnesium content alloys while maintaining corrosion resistance.

Thermal cleaning removes residues via pyrolysis, preventing hydrogen embrittlement and coating damage during hot forging.

A copper wire with a 0.5 to 6 nm surface oxide layer enables robust industrial wire bonding across various diameters.

Reducing copper content in 7XXX aluminum alloys minimizes quench sensitivity while maintaining stress corrosion cracking resistance via parameter changes.

Controlled alloy ratios resolve the trade-off between hardness and impact resistance, ensuring heat check resistance in large-scale mold applications.

Retaining strain in the intermediate material improves carbide distribution, enabling high hardness through short-time heat treatment.

A hot-stamping formed body uses ε-carbide precipitation to improve impact absorption properties in high-strength steel.

Localized Dy2O3 at grain boundaries enhances coercive force while reducing heavy rare earth consumption during continuous vacuum sintering.

A hot-rolled steel sheet achieves high strength through controlled ferrite and pearlite microstructure formation.

Strict chemical limits and inclusion sizing improve delayed fracture resistance in high-strength pearlitic rails without costly wire drawing.

Controlled carbon and manganese levels prevent grain boundary embrittlement while maintaining ductility for high-wear mining applications.

Low carbon composition and accelerated cooling produce granular bainite and quasi-polygonal ferrite, resolving strength versus impact toughness trade-offs.

Controlled heat treatment creates a dual-phase microstructure that balances surface hardness with impact toughness in ultra-thick steel plates.

Steel sheet for aerosol can bottoms uses controlled strain aging to adjust upper yield point and thickness product.

Gradient steel material balances surface plasticity and inner strength through a single-material process that avoids complex multi-material compounding.

A hot-rolled steel sheet with a bainitic microstructure and controlled alloy composition.

A cutting wire rod achieves superior machinability through precise chemical composition and Vickers hardness control.

Optimized alloying delays intermetallic precipitation during cooling, preserving yield strength and corrosion resistance in large components.

Optimized mixed grain structure balances strength and ductility, resolving the contradiction between high-strength requirements and complex part formability.

Annealing forms acicular austenite in steel sheets to enhance ductility and stretch flange formability while maintaining chemical convertibility.

Optimized alloy ratios minimize cementite to resolve the trade-off between tensile strength and Charpy impact value at -20°C.

Induction heating relieves internal stresses during phase transformation, reducing manufacturing time while maintaining the spring's natural arcuate shape.

A high-strength PC steel wire with optimized microstructure and hardness distribution.

Optimized steel composition uses V and Nb precipitation to boost fatigue strength without costly pre-treatments.

Heat recovery system preheats combustion air using waste fumes, reducing high energy consumption and acoustic pollution in thermal treatment plants.

Radial mandrel insertion eliminates vertical forces and twisting moments during temperature control, ensuring consistent treatment times across all stations.

Segmented nozzle assemblies enable rapid cooling of long seamless steel pipes without complex distribution rings, allowing radial pipe extraction.

Multi-pass forging compresses residual voids in ultra-thick steel plates, maintaining low-temperature impact toughness after long-term post-weld heat treatment.

A dental furnace uses a vent line humidity sensor to regulate heating and access opening for precise pre-drying.

Vacuum handling and optimized rolling parameters resolve shape distortion in thin plates while maintaining high strength and low remanence.

Electromagnetic stirring homogenizes molten steel temperature to suppress longitudinal surface defects in continuously cast austenitic stainless steel slabs.

Nb-V steel maintains tensile strength through controlled precipitation hardening, preventing degradation during long-term mid-temperature aging.

Optimized heating temperature prevents tube end cracking during piercing-rolling, maintaining product yield and structural integrity.

A multiphase steel cold flat product achieves high tensile strength through a specific thermal processing route.

A high strength steel sheet uses controlled Ti and Nb precipitates to ensure uniform mechanical properties across the material.

A continuous steel strip process uses intermediate coiling and reheating to control phase transformation during hot rolling.

Rapid heating rates achieve high tensile strength without compromising weldability or requiring separate component processing.

A roller chain uses austenitic and ferritic stainless steel components with distinct nitriding treatments to enhance surface hardness.

Replacing mechanical rollers with a pneumatic gas cushion prevents surface damage while maintaining precise control over the strip shape during cooling.

Nitriding and shot peening create a uniform passive layer on stainless steel springs, resolving the trade-off between corrosion resistance and fatigue strength.

Heating the weld overlay to 1400°F precipitates hard phases, resolving the trade-off between crack resistance and wear durability.

A dynamically transformable nanotwinned steel alloy forms nano-laminated martensite structures under strain to enhance mechanical properties.

Tempered martensite alloy steel achieves 1000 MPa tensile strength through precipitation hardening and phase transformation.

Removing rare earth elements reduces production costs while maintaining high hardness, toughness, and corrosion resistance in large-module die steel.

Optimizing Mn/Al ratios and phase fractions creates ferrite-austenite structures that reduce weight while maintaining tensile strength and ridging resistance.