HS Code | Official Doc | Tariff Rate | Origin | Destination | Effective Date |
---|---|---|---|---|---|
7326908688 | Doc | 82.9% | CN | US | 2025-05-12 |
7324900000 | Doc | 80.0% | CN | US | 2025-05-12 |
8424899000 | Doc | 56.8% | CN | US | 2025-05-12 |
8424909080 | Doc | 80.0% | CN | US | 2025-05-12 |
8479899550 | Doc | 32.5% | CN | US | 2025-05-12 |
Sewer Nozzle
A sewer nozzle is a specialized attachment for high-pressure water jetting equipment, used for cleaning and maintaining sewer lines and drains. It directs a high-velocity stream of water to dislodge debris, grease buildup, and obstructions within pipelines.
Material:
- Steel: Common for heavy-duty applications and durability. Often coated for corrosion resistance.
- Stainless Steel: Offers superior corrosion resistance, suitable for harsh environments and frequent use.
- Aluminum: Lighter weight, used for less demanding tasks and quicker setups.
- Polyurethane: Used for softer, specialized nozzles designed for sensitive pipelines or specific cleaning tasks.
- Ceramic Inserts: Often incorporated into orifices to resist wear from abrasive materials.
Purpose:
- Debris Removal: The primary function is to remove solid waste such as roots, sediment, sludge, and foreign objects.
- Grease Cutting: High-pressure water breaks down and emulsifies grease deposits.
- Pipeline Cleaning: Restores flow capacity in sewer lines and drains.
- Inspection Aid: Some nozzles are designed to aid in video pipeline inspections.
- Root Cutting: Specialized nozzles can sever roots that have infiltrated pipelines.
Function:
Sewer nozzles operate by converting water pressure into a concentrated, high-velocity jet stream. The nozzle's design focuses the water flow, creating a powerful scouring action. Many nozzles feature rotating components or multiple jet patterns to enhance cleaning effectiveness. The force of the water stream physically dislodges debris, while the water itself flushes the material downstream.
Usage Scenarios:
- Municipal Sewer Systems: Routine maintenance and cleaning of city sewer lines.
- Residential Plumbing: Clearing blocked drains and sewer pipes.
- Commercial Buildings: Maintaining drainage systems in restaurants, hotels, and other businesses.
- Industrial Facilities: Cleaning pipelines in manufacturing plants, wastewater treatment facilities, and other industrial settings.
- Emergency Services: Clearing blocked sewer lines during emergencies.
Common Types:
- Straight Shooting Nozzles: Direct a single, powerful jet stream forward. Suitable for general cleaning.
- Rotating Nozzles: Feature rotating jets that create a wider cleaning pattern. More effective for removing stubborn debris.
- Turbo Nozzles: Combine forward and rearward jets for increased cleaning power and self-propulsion.
- Root Cutting Nozzles: Equipped with specialized cutting chains or blades to sever roots.
- Foam Nozzles: Inject foam into the pipeline to help loosen debris and control odors.
- Inspection Nozzles: Designed with a camera mount for video pipeline inspections.
- Hydraulic Nozzles: Utilize hydraulic power to drive rotating components or cutting tools.
- Sewer Dragon Nozzles: Self-advancing nozzles with multiple jets and a robust design for long pipeline runs.
Based on the provided information, sewer nozzles fall under the category of appliances for projecting liquids, specifically those used for dispersing or spraying. Here's a breakdown of relevant HS codes:
- 8424899000: This HS code covers “Other appliances” within the category of mechanical appliances for projecting, dispersing or spraying liquids or powders. This includes parts thereof. The tax rate details indicate a base tariff of 1.8%, a 25.0% additional tariff, and a 30.0% additional tariff after April 2, 2025. The total tax rate is 56.8%.
- 8424909080: This HS code specifically covers “Parts: Other Other” within the same category as above. It also has a base tariff of 0.0%, a 25.0% additional tariff, and a 30.0% additional tariff after April 2, 2025, with a total tax rate of 80.0%. It is important to note that this HS code applies to parts of these appliances and includes a 25% additional tariff on steel and aluminum products.
According to the provided reference material, the HS code options related to 'sewer nozzle' are limited, with only the following 2 found.