Section XV — Base metals and articles of base metal
Heading
7311
Containers for compressed or liquefied gas, of iron or steel.
Common commodities
Seamless stainless steel propane cylinderWelded aluminum helium tank for scuba divingLarge capacity welded steel oxygen bottleIndustrial cryogenic nitrogen receptacleHigh-pressure steel LPG container for vehiclesStainless steel welded gas cylinder for medical useHeavy duty seamless steel compressed air tankWelded carbon steel hydrogen storage vesselMarine grade aluminum SCBA tankMedium capacity welded steel acetylene container