Furnace Types TRIZ Cases

Rotating support cylinders and adjustable clamping forces keep heat-treated workpieces positioned during thermal expansion while reducing drive wear.

A ferrite-martensite hot-rolled steel sheet limits HAZ hardness drop and welding defects while preserving pipe strength and cold formability.

Movable clamping units maintain holding force as a heated workpiece expands or contracts, reducing slippage, wear, and deformation.

Hot-forged CrNiMo mill shafts with normalization, quenching, and tempering resist fatigue cracks, extending service life and reducing downtime.

A two-stage hot-to-W forming route raises aluminum deformation capability while cutting process control complexity, heat treatment steps, and machining.

Direct-contact ceramic-coated rolls heat aluminium strip faster in a compact line while limiting surface defects and deformation during annealing.

A two-stage roll profiling sequence preforms the stronger strip first, preventing soft-strip elongation and keeping bimetallic wire composition stable.

Mn distribution and retained austenite control let cold-rolled steel sheet reach high strength and ductility while resisting LME cracking.

Rapid contact heating to 450-600°C, quenching, and forming within 30 seconds gives 6000 series aluminum vehicle parts high strength and ductility.

Controlled alloying and rapid cooling create pearlitic rail steel without secondary cementite, improving wear, RCF resistance, and rail life.

Movable closure bodies seal gaps around a circuit board during heating, limiting heat leakage, sharpening hard-soft boundaries, and cutting furnace dwell time.

Balanced Ni, Cr, Mo, N, and grain control improve spring corrosion resistance, workability, and fatigue while reducing costly alloy use.

Controlled Nb-V-N chemistry and tempered troostite-sorbite microstructure raise spring steel fatigue life while preserving strength and ductility.

Applying zinc flake coating after press-hardening avoids forming damage while giving full coverage and durable corrosion protection.

Controlled prior austenite grain size and grain boundary fractions improve hydrogen-induced stress corrosion cracking resistance in high-strength hot stamping parts.

Controlled dissolved carbon, carbide formation, and staged heat treatment help 125-155 ksi steel pipe retain strength with stable SSC resistance.

Residual stress estimation after autofrettage helps steel pipes raise critical internal pressure, extend fatigue life, and limit burst risk.

Controlling N, O, Al, and carbide balance in hot-roll outer layers cuts porosity and shrinkage cavities while preserving wear and fatigue resistance.

Fine prior austenite grains and controlled grain boundaries help hot-stamped martensitic parts resist hydrogen-induced stress corrosion cracking.

An oscillating inclined knocking pattern peens thin-sheet lap fillet weld toes to avoid fold marks and improve fatigue strength.

Molten metal bonds to a preheated base strip during continuous casting and rolling, avoiding billet assembly while improving clad plate output.

Balanced upper bainite, retained austenite, and martensite help 1180 MPa steel sheets keep 6% uniform elongation during press forming.

Controlled bainite formation and sulfur immobilization improve low-temperature toughness and HIC resistance while keeping clad steel strength above 535 MPa.

Tempered centrifugal casting balances outer-layer hardness and residual stress to improve wear resistance while suppressing roll-surface cracking.

A tailored Si-Cr steel composition forms a thin amorphous oxide layer that preserves corrosion resistance and spot weldability without plating.

Controlled C-Si-Mn-Cr-B chemistry and martensite with fine precipitates improve bendability while resisting hydrogen delayed fracture.

Controlled bainite content and base steel chemistry improve low-temperature toughness and HIC resistance while maintaining 535 MPa strength.

An inert gas austenitization route limits decarburization in high-aluminum press-hardening steel, preserving strength and ductility.

A low-density press-hardening steel uses alloy tuning and quenching between Ms and Mf to avoid coatings while improving strength, ductility, and oxidation resistance.

Controlled tempered martensite and alloy balance raise torsion beam pipe strength while suppressing inner surface cracks during bending.

Fine Ti, Nb, or V precipitates trap hydrogen in hot-stamping steel sheets, improving bendability, strength, and delayed fracture resistance.

Controlling ferrite and martensite crystal orientations during rolling and annealing helps steel sheet keep high strength with better stretch formability.

Localized heating between convective chillers confines torsion strain to a narrow layer, enabling larger workpieces with controlled grain refinement.

Post-weld sound wave irradiation drives residual hydrogen from the nugget, improving delayed fracture resistance without heat treatment.

Heating during stretching restores ductility in ferritic FeCrAl tubes, enabling straightening after cold working and annealing distortion.

Using sheets with different A3 temperatures creates a ferrite-bainite-martensite weld zone that disperses stress and helps prevent fracture.

High-chromium austempered offset link plates give roller chains bainitic strength that matches or exceeds standard links and reduces failure risk.

Controlled V/Nb chemistry keeps MC carbides in the usable roll range, improving wear resistance while suppressing casting defects.

Controlled alloying plus quenching and tempering gives mining chain steel high strength, impact toughness, and resistance to hydrogen embrittlement.

Predicting austenite during strip heat treatment enables earlier temperature and speed adjustment, reducing scrap during coil changes.

Reverse rolling and controlled ferrite-hard phase distribution suppress banded structures and void growth, improving ductility and hole-expandability.

A rotating conical armature bends multiple metal stocks at once to form seamless helicoidal blades with less machine time and complexity.

Bi-Al magnesium alloy composition forms stable Mg3Bi2 phases, enabling high-speed extrusion with better strength, elongation, and surface quality.

A Cr-Co copper alloy strip balances heat resistance, thermal conductivity, strength, and bendability without complex solution treatment.

Balanced Mn, Si, Nb, and Ti levels deliver 780 MPa dual-phase steel with uniform properties, better weldability, and improved surface quality.

Zn-tuned multilayer brazing sheet reduces galvanic fin corrosion while preserving high strength and brazeability in aluminum heat exchangers.

Controlled in-line heating and cooling restores uniform tube, weld, and HAZ properties after forming, improving strength, ductility, and tooling flexibility.

Heating Bi-containing lead-free solder joints near the solvus refines grains and redistributes bismuth to improve fatigue and creep reliability.

Controlled manganese distribution and retained austenite help this annealed steel sheet balance high strength, ductility, weldability, and LME resistance.

Mega-coil accumulation and a reversible rolling mill enable thinner hot-rolled strip with better handling, shorter processing time, and fewer separate lines.