Powell Fabrication & Manufacturing, Inc.

Chlorine Safety (Expansion Tanks)




Powell has been involved in the sodium hypochlorite (NaOCl) and chlorine (Cl2) industry since 1964 and is a leading innovator and provider of equipment to safely and efficiently produce, filter, dilute, store, monitor, load, and unload chlorine, sodium hypochlorite, sodium hydroxide, sulfur dioxide, methanol, ammonia, phosgene, hydrochloric acid, phosphoric acid, and a variety of other chemicals.


Powell offers customized solutions for the safe handling and containment of hazardous gases.

Chlorine Line Equipment & Accessories

Versión en Español

Chlorine Expansion Tanks

Expansion TanksEach expansion tank is constructed from a 2000# DOT cylinder and feature Schedule 80 seamless carbon steel pipe with 3000# fittings. Each expansion tank assembly includes a standard 30/0/300 compound chlorine pressure gauge with halocarbon oil filled seal, 300# tantalum rupture disc, carbon steel rupture disc holder, companion mounting flange gaskets and all mounting hardware for installation. All expansion tank assemblies are available with an optional pressure switch. 

Pressure gauge and switch chemical seals are available in either flanged or threaded process connections.


Sodium Hypochlorite Production
& Filtration Systems

Chemical Blending & Dilution Systems

Hazardous Gas Safety & Handling


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