Furnace Types TRIZ Cases

Controlled hot rolling and annealing create uniform ferrite grains across the coil, reducing iron loss without Sn or Sb additions.

By linking MgO separator ignition loss, storage time, and CO2 level, this case stabilizes coil-edge carbon and transverse magnetic uniformity.

A tuned Fe-Co alloy with Si, Al, and Ta or Y cuts Co-driven cost and brittleness while preserving low core loss and cold workability.

A two-stage continuous annealing route removes nitriding and batch coil heating to cut energy use, yield loss, and magnetic deviation.

Localized laser softening makes the end turn surface softer than the effective portion, delaying cracks while preserving settling resistance.

Controlled Si, Mn, S, and Cu levels plus annealing rate tuning improve grain uniformity, reducing iron loss while preserving magnetic flux density.

Controlled alloy composition and annealing create uniformly distributed fine grains that raise yield strength while preserving low core loss in thin motor steel sheets.

A high-then-low temperature sintering sequence stabilizes coercivity and squareness in low-boron R-T-B magnets without longer firing.

A 850°C+ soak held for 1-30 minutes improves magnetic properties and lowers iron loss without degrading the insulating coating.

Alloy-tuned laminated steel cores cut iron losses, improve NVH, and sustain compressor motor efficiency across wide speed ranges.

Flat-surface heating and cooling with suction and tension control anneals alloy ribbon uniformly while limiting embrittlement and curvature.

Rear-side pressing keeps amorphous alloy ribbon in uniform contact with a heated surface, reducing magnetic anisotropy and breakage risk.

A high-modulus 4xxx aluminum sheet lets EV battery tray bottoms stay thin and light while resisting road intrusion, corrosion, and impact.

Thermal transfer regulation during induction hardening creates uniform hardened depth on the roller path, reducing uneven wear and extending track pad life.

Localized plastic strain and heat treatment refine grains at rotor bridge portions, raising strength while keeping press size and die wear manageable.

Controlled Fe-Si-B-Cu-M composition and quench-anneal processing deliver isotropic alloy ribbon with high flux density, low iron loss, and better corrosion resistance.

A vertical hydrogen annealing process limits oxide formation while improving magnetic properties and surface uniformity in electric steel strip.

Microalloyed torsion beam steel balances high strength, elongation, and cold bending to support lightweight vehicle beam forming.

A bainitic base layer bonded to low-hardness carbon steel cladding balances strength, low-temperature toughness, and ammonia SCC resistance.

Controlled Ti-Mo carbide precipitation and multiphase microstructure let cold-rolled TRIP steel keep high strength with useful elongation and hole expansion.

Controlled induction heating and staged cooling toughen the welded zone of line pipe steel for low-temperature pipeline service.

Controlled steel composition and continuous annealing balance pressure resistance, stamping formability, and surface brightness for aerosol can tops.

Controlled ferrite-pearlite dispersion reduces grain and hardness variation, helping hot-stamped steel resist hydrogen embrittlement above 2200 MPa.

Controlled martensite, retained austenite, and dehydrogenation help steel line pipes resist hydrogen cracking while maintaining fatigue life.

Controlled Ti, Al, B, and N ratios in tin blackplate improve weldability and expansion formability while reducing fluting and stretcher strain.

Active brazing joins cemented carbide to maraging steel while a two-stage heat process preserves joint strength and evens steel hardness.

Controlled low-temperature rolling and rapid cooling create martensitic hot-rolled steel with high strength and improved delayed fracture resistance.

Controlled C, Si, Mn, and S levels plus a 25-45°C solidification range keep weld metal stable at 12 o'clock for smooth all-position beads.

Controlled Ni-B steel chemistry and rolling-annealing conditions improve flux-cored wire weldability, toughness, and defect resistance at lower cost.

A ferrite, tempered martensite, and retained austenite microstructure helps high-strength steel keep ductility, bendability, and hole expansion.

A rail-based furnace transport moves stainless storage containers without sliding contact, reducing wear, misalignment, and yield loss.

Balanced Cr-Ni-Mo-N-Sb composition and duplex phases help oil well seamless pipe achieve high strength, corrosion resistance, and low-temperature toughness.

Powder roll compaction, sintering, and cold rolling enable 33-50 wt.% chromium Ni-Cr strip with enough ductility for welding consumables.

Controlled Mn-rich composition and Q&P heat treatment deliver hot-rolled steel sheet with high strength, ductility, and hole expansion.

Local temperature differences create softer trim zones in press-hardened steel, enabling precise mechanical contouring without laser cutting.

Multi-pass cold drawing with intermediate quenching and recovery heat helps steel tubing keep strength and ductility after finishing.

A low-C, low-Si steel composition and hot rolling route improve strength, plasticity, and steel-aluminum bonding with easier phosphorus control.

A tailored hot-forming steel composition and air-heating process suppress oxidation and decarburization while delivering high strength and ductility.

A ferrite-bainite microstructure and controlled residual stress help thick-walled ERW steel pipe keep strength, toughness, and buckling resistance.

Controlled tempering and ferrite-bainite microstructure lower yield ratio and residual stress in ERW steel pipe for better buckling resistance.

Controlled C, N, Ti, and Al levels suppress carbonitrides and strengthen {001} texture, raising ferritic stainless steel magnetization.

Controlled secondary cold rolling and final annealing create Cube-oriented grains that reduce directional magnetism deviation while keeping production continuous.

Controlled bainite and Nb precipitation improve hot-rolled steel bendability and toughness while limiting press cracking after post-heating.

A tuned Fe-Ni alloy cuts Co content while keeping low thermal expansion, 280°C+ magnetic transformation, and high tensile strength.

Controlled alloying and rolling help tin blackplate balance cap-forming workability, sealing force, and pressure resistance to reduce leakage.

A controlled Si-based amorphous oxide layer lets hot-forming steel resist corrosion and keep spot-weldability without plating or shot blasting.

A ferrite-bainite ERW steel pipe controls grain size and residual stress to improve deformability, toughness, and buckling resistance.

Controlled ferrite-bainite microstructure and lower inner-surface shear residual stress improve SSC resistance in high-strength ERW steel pipe.

A ferritic inner tube and austenitic outer tube enable rib machining, preserve heat transfer, and improve boiler tube corrosion resistance.

Controlled C-Si-Mn composition and staged annealing deliver 1180-1300 MPa steel with strong ductility, formability, and lower alloy cost.

Switchable continuous, single-strip, and semi-continuous rolling improves strip quality, temperature control, and energy use in cast-rolling lines.

Controlled Ti, Al, P, and microstructure balance glass-lining steel for better processability, low-temperature toughness, and fewer enameling defects.

Tempering coiled tubing before bending reduces deformation and cracking while improving ductility, toughness, and handling safety.

Controlled Sn, Ni, and P additions plus recrystallization raise thin-wall copper tube burst pressure while preserving formability and corrosion resistance.

Optimized Ni steel composition and bainite-martensite microstructure preserve cryogenic toughness and strength after PWHT.

Multiple heated workpieces are positioned, restrained, and cooled together to raise quenching throughput while limiting deformation and shape defects.

A 10-100 µm nitrogen-enriched surface layer raises steel fatigue limit while preserving a softer core to suppress crack propagation.

Silicon melt infiltration forms a uniform silicon carbide layer in porous graphite, improving adhesion, corrosion resistance, and coating coverage.

Specific Fe-Ni-Cr composition ranges and rare-earth additions form dense scales and controlled internal oxides for extreme-heat oxidation resistance.

A ventilation circuit redirects volatile fumes from drying into the oven, using combustion to abate aldehydes and recover energy.

Controlled V, Nb, Ti, and Mo additions form inhibitor particles, improving low-heating rollability and magnetic properties.

Water vapor can scatter the laser during bend quenching; a shield separates spray and irradiation zones for consistent results.

This steel controls δ-ferrite morphology and composition to combine 758 MPa yield strength with SSC resistance and cold toughness.

The case uses light accelerated cooling above 700°C, then natural cooling, to limit rail sweep and ease transport and straightening.

Steel sheet for aerosol can bottom covers uses controlled aging to reduce stretcher-strain during press forming.

Quenching a high-strength steel alloy before cold forming eliminates shape distortion and fabrication time while maintaining fatigue resistance.

Finishing rolling at 500-650°C forms a bainitic microstructure, reducing energy consumption and preventing surface oxidation during manufacturing.

Two-stage batch annealing controls carbide density in blade steel strips, eliminating expensive molybdenum while maintaining mechanical properties.

Twin-roll casting refines crystalline grains in oriented high silicon steel, overcoming plasticity limits while maintaining superior magnetic properties.

A tracked undercarriage component uses specific steel composition to create distinct high and low hardness portions.

Chromium enrichment at the surface reduces corrosion loss while maintaining cryogenic toughness.

Low-alloy steel composition controls carbon and molybdenum levels to achieve high yield stress in oil well pipes.

A high-strength cold-rolled steel plate uses controlled ferrite, retained austenite, and tempered martensite phases to balance mechanical properties.

Quenched steel with controlled boron nitride density achieves high yield strength while maintaining sulfide stress cracking resistance.

Controlled cementite spacing and spheroidizing in high-carbon steel reduce fracture surface roughness while maintaining die unit life.

Electrolytic nickel plating covers porous silica on high-silicon manganese steel surfaces to enable zinc phosphate adhesion.

An integral razor blade combines flexibility and rigidity through specific steel alloy composition, eliminating separate metal supports.

Controlled carbon and titanium levels form dispersed carbides to enhance yield strength in enamel steel.

Precise alloy control resolves the contradiction between high hardenability and slow annealing productivity in large mold manufacturing.

Tin-modified ferritic stainless steel achieves corrosion resistance matching SUS304 through precise compositional control.