Parts and accessories
Machines and appliances for testing the hardness, strength, compressibility, elasticity or other mechanical properties of materials (for example, metals, wood, textiles, paper, plastics). > Parts and accessories > Parts and accessories
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Subheadings
Products classified under Tariff item 9024.90.00
Brinell Hardness Testing Ball Indenter
A 10mm tungsten carbide ball indenter used in Brinell hardness testing machines. It creates a standardized indentation on large forgings and castings, which is then measured optically to determine the HB hardness scale. This is an essential accessory for hardness testing equipment under heading 90.24.
Charpy Impact Test Striker
A precision-machined striker for Charpy pendulum impact testers, used to measure material toughness at various temperatures. It features standardized V-notch geometry per ASTM E23 and is a critical accessory for mechanical property testing machines. This striker is classified as an accessory under tariff item 9024.90.00.
Compression Test Machine Spherical Seating
A self-aligning spherical seat for concrete cylinder compression testers, ensuring uniform load distribution up to 2000kN per ASTM C39 standards. This accessory is used in compressibility testing machines and is essential for accurate test results. It falls under tariff item 9024.90.00 as a part of mechanical property testing equipment.
Creep Test Furnace Specimen Grips
High-temperature collet grips for creep rupture testing machines, operating from 20-1200°C to measure long-term material deformation. Constructed from Inconel for durability under extreme conditions. These grips are accessories for mechanical property testing machines under tariff item 9024.90.00.
Drop Weight Tear Test Striker
A pressurized striker assembly for Drop Weight Tear Testing (DWTT) machines, used to test pipeline steel fracture properties per API 5L3. It is designed for high-velocity impact testing and is a part of mechanical property testing equipment. This striker falls under tariff item 9024.90.00.
Extensometer Strain Gauge Clips
High-precision knife-edge clips for clip-on extensometers, used to measure elongation during tensile tests on metals and composites. They are temperature resistant up to 1200°C for hot testing applications. These clips are parts for elasticity testing appliances under tariff item 9024.90.00.
Fatigue Test Clip-On Extensometer Side Pins
Ceramic-coated side pins for high-cycle fatigue extensometers, maintaining alignment during millions of strain cycles in metals fatigue testing. These precision parts are essential for accurate fatigue testing and are classified under tariff item 9024.90.00.
Flexural Bend Test Fixture
A three-point bend test fixture for flexural strength testing of plastics and composites per ASTM D790. It features an adjustable span with precision rollers and is an accessory for mechanical property testing machines. This fixture falls under tariff item 9024.90.00.
Paper Burst Tester Diaphragm Clamps
Precision clamps for securing rubber diaphragms in Mullen burst testers, used for paper and board strength testing. They ensure leak-free specimen clamping per TAPPI T403 and are accessories for compressibility testers. These clamps fall under tariff item 9024.90.00.
Rockwell Hardness Tester Indenter
A diamond or carbide-tipped indenter specifically designed for Rockwell hardness testing machines used on metals and alloys. It applies precise load to create an indentation for hardness measurement. This indenter is classified under tariff item 9024.90.00 as a part of hardness testing equipment.
Rubber Durometer Calibration Block
NIST-traceable test blocks (30A, 50D, 90A Shore scales) for calibrating durometers testing rubber and plastics hardness. They are Micro-ISO 48 compliant and serve as accessories for hardness testers. These calibration blocks fall under tariff item 9024.90.00.
Textile Yarn Tensile Tester Pneumatic Grips
Pneumatic side-action grips for yarn strength testers, preventing slippage during high-speed tensile tests up to 5000N. They are designed for textile fibers and filaments and are parts for textile testing machines. These grips fall under tariff item 9024.90.00.
Torsion Test Machine Grip Adapter
A quick-change adapter for connecting tubular specimens to torsion testing machines, measuring shear modulus in metals and composites up to 5000Nm torque. This adapter is a part of mechanical property testing equipment. It falls under tariff item 9024.90.00.
Universal Testing Machine Wedge Grips
Self-tightening wedge grips for tensile strength testing machines, holding flat metal specimens up to 50kN load. They are designed for universal materials testers evaluating strength and elasticity. These grips are parts and accessories for mechanical property testing machines under tariff item 9024.90.00.
Vickers Hardness Tester Diamond Pyramid
A precision-ground diamond pyramid indenter for Vickers microhardness testers, measuring metals, ceramics, and thin coatings. It creates a standardized indentation under controlled load for optical measurement. This indenter is classified under tariff item 9024.90.00.