Asbestos Valve Stem Packing
Pre-formed asbestos rings for packing valve stems in chemical plants. HTS 6812.99.90.00 applies to these fabricated articles of asbestos mixtures. Resists corrosive fluids and high pressures.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If specific valve replacement parts
Machinery parts classified by equipment function, not raw material.
If plastic-asbestos composite packing
Predominant plastic material determines plastics classification.
If for pipe fittings
Pipe system components follow iron/steel classifications.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Provide pressure rating and chemical compatibility certificates
• Declare as 'parts of valves' only if imported with specific machinery to avoid reclassification
• Use double-bagging to contain potential fiber dust during customs inspection
Related Products under HTS 6812.99.90.00
Asbestos Gasket Sheet
Compressed sheets made from asbestos fibers mixed with binders, used for sealing industrial machinery. Classified under HTS 6812.99.90.00 as fabricated asbestos articles not reinforced or specified elsewhere in headings 6811 or 6813. Ideal for high-temperature and pressure applications in engines and pipes.
Asbestos Packing Rope
Twisted asbestos fiber rope used for stuffing valves and pumps in industrial settings. Falls under HTS 6812.99.90.00 as fabricated asbestos yarn or thread not woven into fabric. Provides heat and chemical resistance for sealing dynamic equipment.
Asbestos Millboard Sheets
High-density asbestos boards for thermal insulation in boilers and furnaces. HTS 6812.99.90.00 covers these fabricated asbestos sheets not qualifying as yarn, fabric, or reinforced tubing. Withstands extreme temperatures up to 1000°C.
Asbestos Textile Thread
Spun asbestos fiber thread for stitching high-temperature protective gear. Under HTS 6812.99.90.00 as fabricated asbestos not woven into complete fabric. Used in industrial sewing for fire-resistant seams.
Asbestos Fire Blanket Fabric
Woven asbestos cloth cut for emergency fire blankets in factories. Classified HTS 6812.99.90.00 as fabricated asbestos fabric not made into clothing or headgear. Designed to smother flames without burning through.
Asbestos Electrical Insulation Cloth
Asbestos fabric treated for electrical insulation in motors and transformers. Falls under 6812.99.90.00 as fabricated asbestos not covered by electrical insulator exclusions. Prevents arcing in high-voltage applications.