Corrosive Service Guide to Materials Chemical Acetic Acid Condition to 50% to 212° F to 75% to 300° F to 99% to 250° F All conc. to B.P. All conc. to B.P. 70° F ­ 212° F to 25% and 212° F to 50% and 212° F All concentrations to 25% and 212° F All conc. to 212° F All conc. to B.P. to 45% and 212° F All concentrations 25% to B.P. to 50% 212° F All conc. to B.P. to 212° F to 250° F to 212° F to 30% and 212° F to 50% and 212° F All conc. to 300° F to 1300° F Moist to 212° F 10% at 150° F to 50% 212° F All conc. to B.P. All conc. to 212° F All conc. to B.P. to 212° F Material 316 Stainless Steel Titanium Hastelloy C Monel 400 304 SS, Aluminum 304 SS, Aluminum 304 Stainless Steel 304 Stainless Steel 316 Stainless Steel 304 Stainless Steel 1100-1114 Aluminum 304 Stainless Steel 316 Stainless Steel 316 Stainless Steel Monel 400 304 Stainless Steel Hastelloy C C1018 Steel alloy 556 Hastelloy C Monel 400, Hastelloy C Monel 400 316 Stainless Steel Monel 400 Copper, Aluminum 304 Stainless Steel Hastelloy C or Titanium 316 Stainless Steel 304 Stainless Steel Hastelloy C or Titanium Hastelloy C 316 Stainless Steel Hastelloy C 304 Stainless Steel 316 Stainless Steel 304 Stainless Steel C1018 Steel 304 Stainless Steel Monel 400 Tantalum Hastelloy C Hastelloy C 304 Stainless Steel Chemical Formic Acid Freon Gallic Acid Gasoline or Petroleum Glucose Glycerine Glycerol Hydrobromic Acid Hydrochloric Acid Hydrofluoric Acid Hydrogen Peroxide Hydrogen Sulphide Iodine Ketones Kerosene Lactic Acid Magnesium Chloride Magnesium Sulphate Muriatic Acid Naphtha Natural Gas Nickel Chloride Nickel Sulphate Nitric Acid Nitrobenzene Oleic Acid Oleum Oxalic Acid Oxygen Condition All conc. to 212° F to 212° F 70° F Material 304 Stainless Steel 316 Stainless Steel Monel 400 304 Stainless Steel 304 Stainless Steel 304 Stainless Steel 304 Stainless Steel Titanium Hastelloy B Hastelloy B Hastelloy C 316 Stainless Steel 316 Stainless Steel Tantalum Aluminum, 316 SS 304 Stainless Steel Tantalum Monel 400 Monel 400 Hastelloy B 304 Stainless Steel 304 Stainless Steel Hastelloy C 304 Stainless Steel 304 Stainless Steel Tantalum Carpenter 20CB3 316 Stainless Steel 316 Stainless Steel Monel 400 C1018 Steel 304 Stainless Steel 304 Stainless Steel 316 Stainless Steel 304 Stainless Steel 316 Stainless Steel 316 Stainless Steel Hastelloy B 316 Stainless Steel Hastelloy C 304 Stainless Steel Hastelloy C 316 Stainless Steel 316 Stainless Steel Corrosive Service Guide to Materials Chemical Potassium Nitrate Potassium Permanganate Potassium Sulphate Pyrogallic Acid Quinine Bisulphate Quinine Sulphate Sea Water Salicylic Acid Sodium Bicarbonate Sodium Carbonate Sodium Chloride Sodium Fluoride Sodium Hydroxide Sodium Nitrate Sodium Peroxide Sodium Sulphate Condition to 80% and 212° F to 50% and 75° F to 20% and 212° F All conc. to B.P. Dry Dry to 250° F to 20% and 212° F to 25% and 212° F Saturated to 212° F 10% - 70° F Fused to 25% and 212° F Material 304 Stainless Steel Hastelloy C or Titanium 304 Stainless Steel 304 Stainless Steel 316 Stainless Steel 316 Stainless Steel Monel 400 Nickel 304 Stainless Steel 304 Stainless Steel 316 Stainless Steel Alloy 556 Monel 400 304 Stainless Steel 316 Stainless Steel 304 Stainless Steel 304 Stainless Steel Chemical Sodium Sulphide Sodium Sulphite Sulphur Dioxide Sulphur Sulphuric Acid Condition to 25% and 212° F 5% to 212° F to 800° F to 850° F to 1600° F 1-60%, 75-100%, 176° F to 60% & B.P. All conc. to 370° F to 212° F All conc. to 212° F to 250° F Material 304 Stainless Steel 304 Stainless Steel 316 Stainless Steel 316 Stainless Steel Alloy 556 Carpenter 20CB3 Hastelloy B Tantalum 304 Stainless Steel 304 Stainless Steel 304 Stainless Steel 304 Stainless Steel 316 Stainless Steel Copper Carpenter 20CB3 Monel 400 316 Stainless Steel Hastelloy C Acetic Anhydride Acetone Acetylene Alcohol, Ethyl Aluminum Sulphate Ammonia gas or liquid Ammonium Hydroxide Ammonium Phosphate Ammonium Nitrate Ammonium Sulphate Amylacetate Aniline Barium Chloride Barium Hydroxide Black Liquor Boracic Acid Brines Bromine Dry Butane Butylacetate Butyl Alcohol Calcium Chlorate Calcium Hydroxide Carbonic Acid Carbon Dioxide Chlorine Gas Chromic Acid Citric Acid Copper Nitrate Copper Sulphate Cyanogen Gas Dowtherm Ether Ethyl Acetate Ferric Chloride Ferric Sulphate Ferrous Sulphate Formaldehyde 40% to 65° F 48% to 212° F to 37% and 150° F All conc. to B.P. to 212° F Dry to 1000° F to 70° F to B.P. to 212° F to 40% of 212° F to 50% 212° F to 37% and 150° F 70° F to 800° F to 80% and 200° F 25% and 125° F to 40% and 180° F All conc. to 370° F to 212° F to 212° F to 70° F All conc. to 212° F 70° F Liquid Oxygen Elevated Temps. 100% at 439° F to 700° F 10% & 70° F to 90% and 215° F to 212° F 75% to 180° F to 50% and 212° F All conc. to B.P. to 25% and 212° F to 50% and B.P. Tannic Acid Tartaric Acid Toluene Turpentine Whiskey and Wine Xylene Zinc Chloride Zinc Sulphate to 25% and 130° F All conc. to B.P. to 25% to 212° F to 40% to B.P. WARNING: The corrosive service material selection information provided in this table is to be used only as a guide. Thermowell application environment variations may affect actual performance. Environment variations include process temperature, pressure, flow rate, concentration, purity and solids content. If you have questions relating to thermowell performance in a specific application, we recommend that you contact the factory. Palmitic Acid Pentane Phenol Phosphoric Acid Picric Acid Potassium Bromide Potassium Carbonate Potassium Chlorate Potassium Hydroxide to 150° F to 50% & B.P. to 30% & B.P. All conc. to B.C. All conc. to 150° F For more information call: 1 - 8 0 0 - 2 2 3 - 2 3 8 9 · e-mail: c o n a x b u f @ c o n a x b u f fa l o . c o m · visit our website: w w w. c o n a x b u f fa l o . c o m For more information call: 1 - 8 0 0 - 2 2 3 - 2 3 8 9 · e-mail: c o n a x b u f @ c o n a x b u f fa l o . c o m · visit our website: w w w. c o n a x b u f fa l o . c o m 18 19