Furnace Types TRIZ Cases

A multiphase tertiary scale layer in hot-rolled steel improves corrosion resistance, scale adhesion, and surface cleanliness in harsh service.

Homogeneous pearlite dispersion in hot-stamping steel suppresses hydrogen embrittlement cracking while preserving ultra-high strength and formability.

NaOH etching and high-frequency heating let an aluminum cowl cross bar be drawn with different diameters while preventing cracks and cutting weight.

Staggered guiding mechanisms redistribute coil overlap points on the roller way to reduce temperature fluctuation and improve wire uniformity.

A blank is preheated below AC3, then one region is conductively post-heated above AC3 to cut furnace cycle time and enable tailored properties.

Fine-grained ferrite and Ti-Nb-Mo carbide control help ground reinforcement steel resist weld softening and shape defects.

Controlled alloying and cooling create auto-tempered martensite in hot-rolled steel, preserving 900 MPa strength while improving shape correction.

Forming sheet blanks at solution heat temperature with dynamic blankholder control cuts cycle time, limits springback, and holds wall thickness.

Collected contaminant weight in the cooling zone triggers reflow oven cleaning only when needed, reducing downtime and PCB contamination.

Two-stage annealing controls martensite and residual austenite to keep 1.5 GPa cold-rolled steel formable for cold stamping.

Controlled alloying and stepped cooling cut residual stress and inner wall cracking while keeping oil cylinder steel pipes high strength.

Continuous casting and hot roll cladding join a steel slab with unwound metal strip to raise throughput and improve composite bonding.

Internal cutters inside the furnace separate and unload hot strip segments during faults, avoiding line blockage, cooling, and restart delays.

A microalloyed steel core with stainless cladding and rapid cooling lifts yield strength while preserving corrosion resistance and surface quality.

A soft base alloy bonded to a hardened wear layer preserves workability, resists abrasion, and avoids interface cracking.

Collected contaminant weight in the cooling zone triggers reflow oven cleaning only when needed, cutting downtime and contamination risk.

Controlling recessed-part curvature and scale damage helps high-strength hot-rolled steel resist fatigue cracks while suppressing bend inside cracks.

Nano-scale V precipitates and a nitrided outer layer raise damper spring fatigue limit without requiring excessively high core hardness.

A tuned ferritic stainless steel composition and annealing window maintain 27%+ elongation without box annealing, cutting processing cost.

A split air-water cooling layout improves control of aluminum bar cooling curves while cutting upper-unit weight, actuator cost, and corrosion needs.

Hot stretch reduction rolling controls the ERW seam-side inner shape to improve pipe formability and torsional fatigue resistance.

Controlled martensite and Ti-rich inclusions help oil-well seamless pipe balance high yield strength, hot workability, and low-temperature SSC resistance.

Predicted strip temperature and austenite content let furnace zones and line speed adapt faster to coil changes and stay within the quality window.

Controlled Ca oxide density and duplex phase balance help stainless steel pipe reach 552 MPa yield strength while preserving machinability.

Controlled B alloying and cementite microstructure help high-carbon hot-rolled steel balance cold workability with quench and carburizing hardenability.

Pre-quench shape correction rolls adjust pressing by sheet shape to suppress warpage during rapid cooling of high-strength steel sheet.

Symmetric pneumatic transverse tension during annealing suppresses ultra-thin strip buckling, lowers residual stress, and improves forming yield.

Controlled austenitizing, carbide precipitation, and tempering help spring steel retain high strength while improving ductility and toughness.

Setting ring temperature to Ts-300 to Ts-50 during nosing prevents bending, outer-wall deformation, and cracking in tapered Ni-based superalloy parts.

Controlled Mg and Si in a layered aluminum brazing sheet enable flux-free vacuum or inert-gas brazing while limiting diffusion and shape distortion.

A bainite-rich surface layer with controlled texture and deboronization helps hot-stamped steel retain strength while resisting hydrogen embrittlement.

A chromium-free ERW steel tube uses alloy and inclusion control to resist quench cracking and corrosion fatigue in hollow stabilizers.

Controlled tempered martensite, fine carbides, and grain shape improve 1470 MPa steel sheet toughness and hole expansion.

A rail and vertical support transport path moves furnace containers without sliding, cutting wear powder, belt stretch, and maintenance.

Controlled C, Mn, Ti, B and annealing parameters give tin plate high stamping formability, stable hardness, and pressure resistance.

Pre-sintered nickel-based braze preforms join complex superalloy castings with lower porosity, fewer casting defects, and stronger high-temperature joints.

A Ti-Zr-Hf-Nb-Sn alloy uses ultra-fine grains and hierarchical nanostructures to combine high strength, ductility, pseudoelasticity, and biocompatibility.

Multiple hot forging steps above a 30 forming ratio refine microstructure and boost strength and ductility in high-pressure hydrogen service.

A bainite-ferrite carbon steel pipe balances hydrogen embrittlement resistance, fatigue strength, and wall-thickness economy for fuel cell piping.

A tempered martensite and bainite steel composition maintains high hardness in thick plate while resisting hydrogen-driven cracks after gas cutting.

Plastic deformation at a sheared edge reduces tensile residual stress and suppresses delayed fracture in high-strength steel press forming.

Nitrogen-alloyed martensitic stainless steel lets a bent razor blade resist cracking while preserving cutting edge durability.

A corrosion-resistant inner layer on a carbon steel tube resists ozone attack while preserving strength, manufacturability, and water purity.

Plateau and valley surface regions balance whiteness, image clarity, and roughness resistance in ferritic stainless steel sheets.

Controlled rapid heating and quenching restores weld-zone hardness in ERW steel pipe while limiting decarburization and improving fatigue durability.

A two-stage cooling path with hot straightening helps heavy steel plate retain low-temperature toughness while reducing internal stress.

Controlled composition, intermediate cooling, and reheating quench-temper raise seamless steel pipe strength while improving SSC resistance in sour service.

A high-Mn solid wire composition cuts welding fume while maintaining strong, cryogenic-tough weld joints for gas metal arc welding.

Low-chromium ferrous hardfacing alloys use transition metal borides and carbides to keep high wear resistance while avoiding hexavalent chromium fumes.

Controlled alloy content and ferrite-cementite phase balance help steel sheet reach 610 MPa strength with strong formability and yield ratio.