Acetylene Generator Safety Relief Valve
Pressure relief valve calibrated for acetylene generator overpressure protection during water-carbide reactions. Safety-critical part under HTS 8405.90.00.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +35.0% | 35% |
| 🇲🇽Mexico | Free | +10.0% | 10% |
| 🇨🇦Canada | Free | +10.0% | 10% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +10.0% | 10% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If general safety valves for pressure vessels
Non-specific relief valves under Chapter 84 tap/valve headings.
If with electronic pressure indicating features
Instrument-integrated valves shift to Chapter 90.
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
• ASME or equivalent pressure certifications mandatory; set pressure documentation; dual-use with chemical plant valves possible pitfall
Related Products under HTS 8405.90.00.00
Acetylene Generator Calcium Carbide Feeder
Precision hopper-feeder for metered dispensing of calcium carbide into water reaction chambers of acetylene generators. Classified as a part under HTS 8405.90.00.00.
Water Gas Generator Steam Injector Nozzle
Tungsten carbide nozzle for high-velocity steam injection into water gas generator fuel beds to promote gasification. Wear-resistant part under HTS 8405.90.00.00.
Producer Gas Generator Pressure Gauge Manifold
Multi-port manifold distributing pressure sensing lines within producer gas generator systems for monitoring. Instrumentation part of HTS 8405.90.00.00.
Gas Generator Generator Frame Casting
Heavy-duty cast iron base frame providing structural support for complete producer gas generator assemblies. Foundational part under HTS 8405.90.00.00.
Gas Generator Heat Exchanger Coils
Stainless steel coils for recovering waste heat from producer gas generator exhaust streams. Integral cooling part under HTS 8405.90.00.00.
Producer Gas Generator Combustion Chamber
A heat-resistant steel combustion chamber designed specifically for producer gas generators, where solid fuel is partially oxidized to produce syngas. It falls under HTS 8405.90.00.00 as a dedicated part of producer gas generators essential for the gasification process.