Tempco Custom Heater Manufacturing

Thermowell Corrosive Service Guide

This information is given as a guide only!
Final material selection should be made by the user based on their knowledge of the application.


A - J

Corrodent Temp. Conc. Recommended
°F % Material
Acetic Acid 212 All Monel
Acetic Anhydride 300   Nickel
Acetone 212 All 304 SS
Acetylene 400   304 SS
Alcohols 212 All 304 SS
Alum (Potassium or Sodium) 300 All Hast. C
Aluminum Chloride 212 All Hast. B
Aluminum Sulfate 212 All 316 SS
Ammonia, Dry 212 All 304 SS, 316 SS
Ammonium Chloride 300 50% Monel
Ammonium Hydroxide 212 All 304 SS, 316 SS
   (Ammonia, Aqua)      
Ammonium Nitrate 300 All 304 SS
Ammonium Sulfate 212 All 316 SS
Amyl Acetate 300 All 304 SS
Aniline 75   Monel
Asphalt 250   304 SS
Atmosphere, (Industrial     304 SS
   and Marine)      
Barium Compounds See Calcium    
Beer 70   304 SS
Benzene (Benzol) 212   Steel
Benzoic Acid 212 All 316 SS
Bleaching Powder 70 15% Monel
Borax 212 All Brass
Bordeaux Mixture 200   304 SS
Boric Acid 400 All 316 SS
Bromine 125 Dry Monel
Butane 400 All Steel
Butyl Alcohol See Alcohols    
Butyric Acid 212   Hast. C
Calcium Bisulphite 75 All Hast. C
Calcium Chloride 212 All Hast. C
Calcium Hydroxide 300 20% Hast. C
Calcium Hypochlorite    See Bleaching Powder    
Carbolic Acid  See Phenol    
Carbon Dioxide, Dry 800 All Brass
Carbon Disulfide 200   304 SS
Carbon Tetrachloride 125 All Monel
Carbonated Beverages 212   304 SS
Carbonated Water 212 All 304 SS
Chloracetic Acid 212 All Monel
Chlorine, Dry 100   Monel
Chlorine, Moist 100 All Monel
Chloroform, Dry 212   Monel
Chromic Acid 300 All Hast. C
Cider 300 All 304 SS
Citric Acid 212 All Hast. C
Copper (10) Chloride 212 All Hast. C
Copper (10) Nitrate 300 All 316 SS
Copper (10) Sulfate 300 All 316 SS
Copper Plating Solution (Acid) 75   304 SS
Copper Plating Solution (Cyanide) 180   304 SS
Corn Oil 200   304 SS
Creosote 200 All 304 SS
Crude Oil 300   Monel
Ethanol See Alcohols    
Ethyl Acetate    See Lacquer Thinner    
Ethyl Chloride, Dry 500   Steel
Ethylene Glycol (Uninhibited) 212 All 304 SS
Ethylene Oxide 75   Steel
Fatty Acids 500 All 316 SS
Ferric Chloride 75 All Hast. C
Ferric Sulfate 300 All 304 SS
Formaldehyde 212 40% 316 SS
Formic Acid 300 All 316 SS
Fluorine, Anhydrous 100   304 SS
Freon 300   Steel
Furfural 450   316 SS
Gasoline 300   Steel
Glucose 300   304 SS
Glue ph 6-8 300 All 304 SS
Glycerine 212 All Brass
Hydrobromic Acid 212 All Hast. C
Hydrochloric Acid (37-38%) 225 All Hast. B
Hydrocyanic Acid 212 All 304 SS
Hydrofluogilicic Acid 212 40% Monel
Hydrofluoric Acid 212 60% Monel
Hydrogen Chloride, Dry 500   304 SS
Hydrogen Fluoride, Dry 175   Steel
Hydrogen Peroxide 125 10-100% 304 SS

K - Z

Corrodent Temp. Conc. Recommended
°F % Material
Kerosene 300 All Steel
Lacquers & Thinners 300 All 304 SS
Lactic Acid 300 All 316 SS
Lime 212 All 316 SS
Linseed Oil 75   Steel
Magnesium Chloride 212 50% Nickel
Magnesium Hydroxide (or Oxide) 75 All 304 SS
Magnesium Sulfate 212 40% 304 SS
Mercuric Chloride 75 10% Hast. C
Mercury 700 100% Steel
Methyl Chloride, Dry 75   Steel
Methylene Chloride 212 All 304 SS
Milk, fresh or sour 180   304 SS
Molasses See Glucose    
Natural Gas 70   304 SS
Nitric Acid 75 All 304 SS
Nitric Acid 110 All 316 SS
Oleic Acid See Fatty Acids    
Oxalic Acid 212 All Monel
Oxygen 75 All Steel
Palmitic Acid See Fatty Acids    
Phenol 212 All 316 SS
Phosphoric Acid 212 All 316 SS
Photographic Bleaching 100 All 304 SS
Potassium Compounds See Sodium Compounds    
Propane 300   Steel
Rosin 700 100% 316 SS
Salt or Brine See Sodium Chloride    
Sea Water 75   Monel
Soap & Detergents 212 All 304 SS
Sodium Bicarbonate 212 20% 316 SS
Sodium Bisulfate 212 20% 304 SS
Sodium Bisulfite 212 20% 304 SS
Sodium Carbonate 212 40% 316 SS
Sodium Chloride 300 30% Monel
Sodium Chromate 212 All 316 SS
Sodium Cyanide 212 All 304 SS
Sodium Hydroxide 212 30% 316 SS
Sodium Hypochlorite 75 10% Hast. C
Sodium Nitrate 212 40% 304 SS
Sodium Nitrite 75 20% 316 SS
Sodium Phosphate 212 10% Steel
Sodium Silicate 212 10% Steel
Sodium Sulfate 212 30% 316 SS
Sodium Sulfide 212 10% 316 SS
Sodium Sulfite 212 30% 304 SS
Sodium Thiosulfate 212 All 304 SS
Steam     304 SS
Stearic Acid See Fatty Acids    
Sugar Solutions See Glucose    
Sulfur 500   304 SS
Sulfur Chloride 75 Dry 316 SS
Sulfur Dioxide 500 Dry 316 SS
Sulfur Trioxide 500 Dry 316 SS
Sulfuric Acid 212 10% 316 SS
Sulfuric Acid 212 10-90% Hast. B
Sulfuric Acid 212 90-100% Hast. B
Sulfuric Acid, Fuming 175   Carp. 20
Sulfurous Acid 75 20% 316 SS
Tannic Acid 75 40% Hast. B
Titanium Tetrachloride 75 All 316 SS
Toluene 75   Steel
Trichloracetic Acid 75 All Hast. B
Trichlorethylene 300 Dry Monel
Turpentine 75   316 SS
Varnish 150   Steel
Zinc Chloride 212 All Hast. B
Zinc Sulfate 212 All 316 SS

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