Other machines and appliances
Machines and appliances for testing the hardness, strength, compressibility, elasticity or other mechanical properties of materials (for example, metals, wood, textiles, paper, plastics), and parts and accessories thereof: > Other machines and appliances
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 9024.80.00.00
Brinell Hardness Testing Machine
Optical microscope-equipped machine that indents steel balls into material surfaces to measure hardness via impression diameter. Falls under HTS 9024.80.00.00 for metal hardness testing appliances.
Shore Durometer
Handheld spring-loaded instrument measuring rubber and plastic hardness via indenter penetration depth. Classified in HTS 9024.80.00.00 for testing hardness of elastomeric materials.
Torsion Testing Machine
Electromechanical device applying rotational force to specimens to measure shear modulus and torsional strength of materials. Under HTS 9024.80.00.00 for elasticity and mechanical property testing.
Drop Weight Impact Tester
Machine dropping weighted impactors onto specimens to evaluate material fracture toughness and impact resistance. HTS 9024.80.00.00 for mechanical property testing appliances.
Fabric Tear Strength Tester
Elmendorf-type pendulum device measuring force required to propagate tear in woven or nonwoven fabrics. Classifies under HTS 9024.80.00.00 for testing mechanical properties of textiles.
Compression Testing Machine for Plastics
Servo-hydraulic system specifically designed for compressive strength testing of rigid plastic specimens. Falls under HTS 9024.80.00.00 for mechanical property testing of plastic materials.
Wood Bending Strength Tester
Three-point bending apparatus for determining modulus of rupture and elasticity of wood and wood-based panels. HTS 9024.80.00.00 covers testing mechanical properties of wood materials.
Rubber Elongation Tester
Automated tensile testing machine measuring percentage elongation at break for vulcanized rubber compounds. Under HTS 9024.80.00.00 for elasticity testing of rubber materials.
Metal Fatigue Testing Machine
Servo-hydraulic system applying cyclic loading to study fatigue life and crack propagation in metal components. Classifies in HTS 9024.80.00.00 for testing mechanical properties under repeated stress.
Rockwell Hardness Tester
A benchtop machine that measures the hardness of metals using a diamond or steel ball indenter under specified load conditions. It falls under HTS 9024.80.00.00 as a machine for testing the hardness, a mechanical property, of metallic materials.
Universal Testing Machine
A versatile electromechanical system for tensile, compression, and bending strength tests on metals, plastics, and composites up to 100 kN load capacity. Classified under HTS 9024.80.00.00 for testing strength and other mechanical properties of various materials.
Textile Yarn Strength Tester
Automated device that measures tensile strength and elongation of yarn and fabrics by applying controlled force until breakage. Falls under HTS 9024.80.00.00 for testing mechanical properties like strength and elasticity of textiles.
Vicat Needle Apparatus
Device for determining the normal consistency and setting time of hydraulic cement using a weighted needle penetration test. Under HTS 9024.80.00.00 as it tests compressibility and mechanical properties of cementitious materials.
Charpy Impact Tester
Pendulum-based instrument that measures the impact energy absorption of notched metal specimens at various temperatures. Classifies under HTS 9024.80.00.00 for testing mechanical properties like toughness of materials.
Paper Burst Strength Tester
Mullen burst tester that applies hydraulic pressure to paper samples until rupture to measure burst resistance. HTS 9024.80.00.00 covers testing compressibility and strength of paper materials.