Welding/Cutting Media/Materials TRIZ Cases

An intermediate clad layer limits silicon diffusion during brazing, improving aluminum heat exchanger corrosion resistance and manufacturability.

Calcium-adjusted slag chemistry in a Ni-based flux-cored wire extends bubble discharge time and reduces porosity during horizontal welding.

Balanced Ni-Co-P additions in Sn-Ag-Cu solder raise joint strength while suppressing Ni elution and interface voids.

Trace additions of Ce, Ni, Ge, Cu, Co, Al, Mg, and Ti help Sn-Bi lead-free solder gain impact toughness, wettability, and oxidation resistance.

Cutting, aggregating, and pressure bonding thread solder forms plate solder with adjustable width and thickness while reducing ribbon stock complexity.

A surfactant-rich flux lowers surface tension so it spreads across narrow-pitch electrodes and prevents solder bridges during reflow.

Surface protrusions and recesses create gas escape channels during soldering, cutting voids and improving joint reliability.

A layered Al-Si brazing sheet enables flux-free CAB in inert gas, limiting oxidation and edge cracking while staying compatible with heat exchanger production.

Optimized Si and Mg in aluminum filler wire improve weld pool fluidity, joint strength, and crack resistance with minimal base-metal dilution.

Controlled extrusion and post-heat treatment let brittle bismuth-copper solder wire stay under 1 mm and coil onto spools without breaking.

Dimer and trimer acid flux maintains solder wettability on fine-pitch joints while suppressing residue for non-washing soldering.

Ni, Cu, and Ag additions help a lead-free Bi-Sn solder balance impact toughness and substrate wetting for wave and reflow soldering.

Optimized Mg and Bi in the filler layer weaken oxide films, improve wetting, and form continuous fillets in fluxless inert-gas brazing.

A dual Al-Si clad brazing sheet controls Si diffusion and particle size to prevent cracking, holes, and burn-through in thin aluminum layers.

Zn-Si sacrificial anode cladding with controlled Si dispersion helps aluminum brazing sheet resist alkaline coolant corrosion and fatigue fracture.

Multi-element Bi-Sn solder improves impact toughness and wetting on copper and nickel while keeping a lead-free composition.

A 25-35% imidazole flux cuts soldering voids while preserving solder paste tackiness, oxide removal, and storage stability.

A dual-powder Sn and SnSb solder paste suppresses voids while preserving wettability and avoiding higher reflow temperatures that can harm components.

Laser cladding places braze filler beside the joint gap with controlled volume, reducing leakage, blockage, and brazing scrap.

A pickled aluminum solder layer enables flux-free brazing in protective gas, improving wetting, corrosion resistance, and residue-free joining.

Cuts manganese fumes by up to 90% through a low-Mn flux-cored electrode composition while preserving weld tensile strength and ductility.

Segmented cladding uses removable edge sections to control clad-sheet scrap composition and simplify recycling after rolling.

A cyclic and acyclic amide thixotropic network improves solder paste printability while inhibiting printing and heating sagging.

A flux-cored tubular wire uses graphite and frit additives to create a soft, stable arc for thin or coated steel welding with less burn-through.

Flux powder mixed with nickel in cold spray removes surface oxides, improving film adhesion and solder wettability on aluminum.

Ultrasonic vibration during Sn-Cu solder casting limits intermetallic grain growth, reducing cracking and breakage in continuous cast products.

A 3xxx/4xxx multi-layer brazing sheet uses diffusion-controlling interlayers to improve formability, corrosion resistance, and braze-process compatibility.

A tin-copper-bismuth alloy balances lead-free, silver-free cost targets with lower undercooling, better wetting, and stronger joints.

A dual-alcohol flux balances room-temperature viscosity and soldering-time flow while keeping post-solder residue low for no-clean assembly.

Explosive welding joins flame-retardant magnesium to aluminum, titanium, or steel while limiting cracks and brittle interfaces for lightweight transport structures.

Organic stabilizers in a tubular metal-cored wire improve arc stability and penetration on coated or thin workpieces at high welding speeds.

A Zn-alloy sheath around Al-Si and fluoride flux powder enables faster aluminum-steel brazing with stable joint strength, fewer pores, and less residue.

Adding In and Pd refines Sn-Bi solder microstructure, keeping a low melting point while improving fusion resistance and heat-cycle reliability.

Adjusted Bi, Sb, Ni, and Co levels shift solder joint fracture away from the PCB interface, improving tensile strength and vibration resistance.

An oxide ceramic joint replaces unstable brazing layers to bond porous ceramic and metal reliably in air at high temperatures.

Gettering elements in austenitic nickel thermal spray coatings cut oxide content and porosity, improving adhesion and corrosion resistance.

A 55° threaded electrode with a radiused tip improves retention, repeatable alignment, and replacement speed while reducing thread chipping.

An inward-folded tube end creates a support flange for brazed T-joints, reducing burn-through in light gage tubing while meeting AWS 3T strength.

Ultrasonic vibration during Sn-Cu solder casting refines intermetallic grains, reducing cracking and breakage in long cast products.

Adding TCDDM copolyester and inorganic fillers keeps laser transmittance uniform across molded parts while improving weld bond strength.

An organic acid that vaporizes before solder melting removes oxide films uniformly, cutting voids, residues, and porosity in solder joints.

A boron- and silicon-free braze tape improves dimensional control and joint strength when repairing nickel or cobalt superalloy components.

A deoxidizer-rich tubular wire lowers manganese emissions and fume generation while preserving weld toughness, strength, and arc clarity.

Reduction sintering of copper oxide forms a high-purity copper bond layer that preserves porous copper structure and conductivity.

A Fe-Co-Ag-Cu-Sn solder composition suppresses plated layer loss during repeated molten solder contact while preserving soldering efficiency.