Blower Material By gas type

Gas

Blower Material*

Special Comments

Acetic Acid

Ammonia

Argon

Benzene

Butane

Carbon Dioxide

Carbon tetrachloride

Chlorine

 

Coke Oven Gas

 

Compost Fumes

Digester Gas

Ethane

Ethanol

Flue Gas

Fluorine

 

Gasoline Vapor

Helium

Hexane

Hydrochloric Acid

 

Hydrogen

Hydrogen Sulfide

 

Krypton

Landfill Gas

Methane

Methanol

Natural Gas

Nitric Acid

Nitrogen

Oxygen

 

Pentane

Phenol

Propane

Saturated Air

Sludge Gas

Sodium Hydroxide

Styrene

Sulfur Dioxide

Sulfur Hexafluoride

Steam

Toluene

304SS

CS

STD

STD

STD

STD

CS

Hastelloy or Inconel

304SS

 

304SS

STD

304SS

304SS

304SS

Hastelloy or Inconel

CF

STD

STD

Hastelloy or Inconel

CF

304SS

 

STD

304SS

STD

CS or 304SS

STD

STD

STD

MONEL and   304SS

STD

CS

STD

STD

STD

HASTELLOY

STD

316SS

STD

STD or 304SS

STD

 

If moisture present, no Copper alloys are used.

 

 

 

If moisture is present, 304ss is recommended.

Corrosive to Aluminum.

Very corrosive when wet; CS is acceptable for anhydrous.                                 

Corrosive with Sulfur; Monel wear plate is recommended for non-sparking construction.

 

Anodized Aluminum impellers are recommended.

 

 

Corrosive with Sulfur; otherwise CS is acceptable.

Very corrosive when wet; CS is acceptable for anhydrous Fluorine.                       

AMCA spark-resistant design is recommended.

 

 

Very 

corrosive.                           

 

Corrosive in concentrations above10%.  If moisture is present 316SS is recommended.

 

 

 

 

 

Very Corrosive.

 

AMCA spark-resistant design is recommended.

 

 

Corrosive to Aluminum.

 

 

If water vapor or H2S is present, 304SS is recommended.

Very Corrosive.

 

Corrosive

*STD=Standard construction with Carbon Steel casing, Aluminum impellers.  CS=Carbon Steel.  CF=consult factory.

Material selections sited here assume ambient temperature operation.  Elevated temperatures or impurities in the gas stream can affect material selection, as can the presence of adverse factors such as high pressures, high temperatures and corrosive conditions in combination.  Testing under actual service conditions is advisable to establish suitability for a given purpose.  Final selection of materials of construction is the user's responsibility; user accepts all risk and liability in connection with material selection.

     



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