Test benches
Instruments and apparatus for physical or chemical analysis (for example, polarimeters, refractometers, spectrometers, gas or smoke analysis apparatus); instruments and apparatus for measuring or checking viscosity, porosity, expansion, surface tension or the like; instruments and apparatus for measuring or checking quantities of heat, sound or light (including exposure meters); microtomes. > Test benches > Test benches
Duty Rate (from China)
Products classified under Tariff item 9031.20.00.00
ABS Brake Test Bench
An ABS brake test bench simulates anti-lock braking systems to evaluate modulation, pressure dynamics, and wheel slip control. It is a dedicated test platform for vehicle subsystem performance, falling under tariff item 9031.20.00 as a test bench for measuring or checking physical characteristics.
9031.20.00Automotive Engine Test Bench
An automotive engine test bench measures power output, torque, emissions, and fuel efficiency under controlled conditions. It is a comprehensive testing platform for internal combustion engines, classified under tariff item 9031.20.00 as a test bench.
9031.20.00Battery Cycle Life Test Bench
A battery cycle life test bench performs charge-discharge cycling to determine capacity fade, impedance, and safety limits for lithium-ion and other batteries. It is an electrical performance test platform, classified under tariff item 9031.20.00 as a test bench.
9031.20.00Compressor Performance Test Bench
A compressor performance test bench measures capacity, efficiency, leakage, and operational parameters across speed ranges for air or gas compressors. It is a dedicated test bench, classified under tariff item 9031.20.00, and excludes automatic regulators.
9031.20.00Electric Motor Dynamometer Test Bench
An electric motor dynamometer test bench loads and measures torque, speed, efficiency, and temperature profiles of electric motors. It serves as a performance testing platform, classified under tariff item 9031.20.00 as a test bench.
9031.20.00Fuel Injector Test Bench
A fuel injector test bench measures spray pattern, flow rate, response time, and durability of common-rail fuel injectors under high pressure. It is a precision testing platform for fuel system components, classified under tariff item 9031.20.00.
9031.20.00Hydraulic Pump Test Bench
A hydraulic pump test bench evaluates flow rate, pressure, efficiency, and cavitation under variable loads for hydraulic pumps and systems. It is a test platform for fluid power components, classified under tariff item 9031.20.00.
9031.20.00Transmission Gearbox Test Bench
A transmission gearbox test bench uses dynamometers to assess shift quality, efficiency, noise, vibration, and harshness (NVH) of automotive and industrial gearboxes. It is a systematic performance testing platform, classified under tariff item 9031.20.00.
9031.20.00Turbine Blade Test Bench
A turbine blade test bench evaluates aerodynamic performance, fatigue, and structural integrity of wind or gas turbine blades under simulated loads. It is a specialized testing platform, classified under tariff item 9031.20.00.
9031.20.00Valve Flow Test Bench
A valve flow test bench quantifies flow coefficients (Cv/Kv), pressure drops, and leakage rates for control valves and regulators. It is a precision testing platform for hydraulic and pneumatic valves, classified under tariff item 9031.20.00.