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CORROSION DATA FOR TITANIUM

CORROSIVE MEDIA FOR TITANIUM Time of
Exposure (Hrs.)		 Corrosion Rate For Titanium (ipy)
Reagent Conc. (%) Temp.°C
Acetic Acid - Glacial 99 B.P. (199) 300 <.0001
Acetic Acid plus traces of Mn,Ba,Co 70 50-90 1044 <.0001
Acetic Acid plus 25% Adipic, 3% Formic 65 122 2664 .0001
Adiponitrile Soln. containing NH3,H2O Vapor 350-380 1649 .0000-.0003
Adipyl Chloride & Chlorobenzene Soln. - - - <.0001
Adipic Acid Soln. plus 15-20% Glutaric, 2% Acetic Acid 25 195-200 1077 .0000
Acetic Anhydride 99 20 300 .0001
Aqua Regia (3 HCI-1 HNO3 or 1 HCI-3 HNO3) - Room - .005
Aluminum Chloride 25 60 144 nil
Aluminum Chloride 25 100 144 .258
Ammonia (20%) + Sodium
Hydoxide(2%) + Water		 - - 2250 .00024
Ammonium Chloride sat. 100 144 nil
Ammonium Hydroxide 28 Room 300 <.0001
Aniline (98%) + Aluminum Chloride (2%) - 316 24 .840
Aniline Hydrochloride 20 100 - nil
Barium Chloride 20 100 144 .00001
Benzene + traces of HCI, NaCI salts, CS2 Vapor & Liq. 80 2268 .0002
Benzene + traces of HCI, NaCI salts, CS2 Liquid 40 - 50 2650 .001
Bromine Liquid 30 3 min. Rapid Attack
Bromine Vapor 30 24 <.0001
Citric Acid 50 100 144 .00005
Cyclohexane + traces of Formic Acid - 150 2820 .0001
Calcium Chloride 28 Boil. 300 <.0001
Calcium Hypochlorite 6 35 - <.005
Carbon Tetrachloride + 1% Water Boiling 300 - <.0001
Chloroacetic Acid 30 80 - .0008
Chloroacetic Acid 100 Boil. - <.0005
Chlorine Gas(Water Saturated) 100 75 30 <.0001
Chlorine Gas(Dry Commercial)(<.1%H2O) 100 30 - Rapid Attack Ignited & Burned
Chromic Acid 10 Boil. 300 <.0001
Cupric Chloride 40 Boil. 300 <.0001
Cupric Chloride 40 Boil. 300 <.0001
Cuprous Chloride 50 90 3360 <.0001
Chrome Alum - - - <.0001
Dichloro Acetic Acid 100 100 144 <.0005
Ethyl Alcohol 95 Boil. - <.0005
Formaldehyde(50%) + H2SO4(2.5%) - 70 144 <.0001
Formamide Vapor in pres. of Mn Catalyst - 300 - .012
Formic Acid(H2O Soln.) + Traces of Cychlohexane 9 40-50 2117 <.0001
Ferric Chloride 10 Boil. 300 <.0001
Formaldehyde 37 Boil. 300 <.0001
Formic Acid 50 Room 300 .0001-.200 Borderline Passivity
Formic Acid(Aerated) 90 100 144 .00005
Formic Acid(Nonaerated & Static) 25 100 144 .096
Gas Mixture-H2, CO, & CO2 - 300 1270 No Attack Gained Weight
Hydrogen Peroxide (C.P.) 30 Room - <.012
Hydrogen Peroxide (A.C.S) 30 Room - <.0005
Hydroxyacetic Acid - 40 1500 .0012
Hydrogen Sulfide Saturated Water - Room 300 <.0001
Hydrochloric Acid (Aerated) .05 35 144 .00004
Hydrochloric Acid (Aerated) 1 60 144 .00011
Hydrochloric Acid (Aerated) 1 100 144 .0185
Hydrochloric Acid (Aerated) 2 100 144 .272
Hydrochloric Acid (Aerated) 3 60 144 .00038
Hydrochloric Acid (Aerated) 3 100 144 .696
Hydrochloric Acid (Aerated) 4 60 144 .043
Hydrochloric Acid (Aerated) 5 Room 144 <.0001
Hydrochloric Acid (Aerated) 5 60 144 .042
Hydrochloric Acid (Aerated) 7.5 35 144 .015
Hydrochloric Acid (Aerated) 10 35 144 .042
Hydrochloric Acid (Aerated) 15 35 144 .0647
Hydrochloric Acid (Aerated) 20 Room 144 .0204
Hydrochloric Acid (Aerated) 37 35 144 .600
Hydrochloric Acid(10%)
+ CuSo4(.05%)		 - 66 - .00132
Hydrochloric Acid(10%)
+ CuSo4(.10%)		 - 66 - .000684
Hydrochloric Acid(10%)
+ CuSo4(.20%)		 - 66 - nil
Hydrochloric Acid(10%)
+ Nitric Acid(.70%)		 - 66 - .00132
Hydrochloric Acid (Unaerated) 1 35 144 .00013
Hydrochloric Acid (Unaerated) 1 Boil. 300 .0001-.080 Borderline Passivity
Hydrochloric Acid (Unaerated) 3 Boil. 300 24
Hydrochloric Acid (Unaerated) 5 50 48 .077
Hydrochloric Acid (Unaerated) 5 Boil. 300 .600
Hydrochloric Acid (Unaerated) 10 Room 300 .0001-.020 Borderline Passivity
Hydrofluoric Acid 1 Room 300 2.50
Hydrofluoric Acid(Anhydrous) 100 Room 300 .024
Lactic Acid 85 Boil. - .0002
Lactic Acid 100 Boil. 48 .00023-.00030
Magnesium Chloride 20 100 144 .00039
Maganous Chloride 20 100 144 nil
Mercuric Chloride sat. 100 144 .00004
Nickel Chloride 20 100 144 .00011
Nitric Acid(Aerated) 5 35 144 .00008
Nitric Acid(Aerated) 5 100 144 .00061
Nitric Acid(Aerated) 10 35 144 .00016
Nitric Acid(Aerated) 10 100 144 .00029
Nitric Acid(Aerated) 20 35 144 .00018
Nitric Acid(Aerated) 20 290 48 .012
Nitric Acid(Aerated) 30 100 144 .00027
Nitric Acid(Aerated) 40 100 144 .00023
Nitric Acid(Aerated) 40 200 48 .024
Nitric Acid(Aerated) 50 100 144 .00023
Nitric Acid(Aerated) 60 100 144 .00028
Nitric Acid(Aerated) 65 175 48 .0024
Nitric Acid(Aerated) 69.5 100 144 .00074
Nitric Acid(Aerated) 70 270 48 .048
Nitric Acid(Aerated) 65 Boil.(121) 240 .00276
Nitric Acid(Aerated) 98 Room - <.0001
Nitric Acid(Aerated) Red Fuming Room 336 .00007
(consult reference)
Nitric Acid(Aerated) Fuming 50 - .00005
Nitric Acid(Aerated) Fuming 70 - .0001
Nitric Acid(Aerated) White Fuming Room - .0001
Nitric Acid(Aerated) Fuming 122 - .00005
Nitric Acid(Aerated) Fuming 160 - .00006
Nitric Paranitrtoluene 20-25 180 240 .00024
Nitric-Hydrofluoric(15HNO3-HF) - Room - Not Recommended
Nitric-Adiptic Mixtures
(38% HNO3-17%Adiptic)		 - 90-95 169 .000-.0006
Oxalic Acid 1 37 144 >.012
Phosphoric Acid 10 80 300 .072
Phosphoric Acid 85 Room 300 .0084
Phosphoric Acid Vapor 190 1600 Sample Dissolved
Photographic Emulsions - - - <.0001
Sea Water(Kure Beach) - Ambient 120 <.0001
Sodium Chloride Saturated Boil. 300 <.0001
Sodium Hydroxide 10 Boil. 300 .00084
Sodium Hydroxide 28 Room 300 <.0001
Sodium Hydroxide 40 80 300 .005
Sodium Hypochlorite 5-6CI2 Room 300 <.0001
Sodium Sulfide 10 Boiling 300 .001
Silver Bromide(suspended in gel) - - - <.0001
Silver Bromide+2% Silver Iodide - - - <.0001
Stannic Chloride 24 60 144 .00016
Stearic Acid 100 180 300 <.0001
Sulfur (Molten) 100 240 300 <.0001
Sulfur Plus Water - Room 300 <.0001
Sulfur Dioxide(Water Saturated) - Room 300 <.0001
Sulfuric Acid 1 Room 300 <.0001
Sulfuric Acid 1 Boil. 300 .360
Sulfuric Acid 3 35 144 .00018
Sulfuric Acid 5 Room 300 .0001-.009
Borderline Passivity
Sulfuric Acid 5 Boil. 300 .960
Sulfuric Acid 10 Room 300 .0072
Sulfuric Acid 10 50 48 .073
Sulfuric Acid 40 Room 300 .060
Sulfuric Acid 65 Room 300 .072
Sulfuric Acid 78 Room 300 .600
Sulfuric Acid 95 Room 300 .960
Sulfuric Acid 104 Room 300 .240
Sulfuric Acid (Aerated) 10 35 144 .050
Sulfuric Acid (Aerated) 25 35 144 .131
Sulfuric Acid (Aerated) 40 35 144 .341
Sulfuric Acid (Aerated) 50 35 144 .156
Sulfuric Acid (Aerated) 65 35 144 .026
Sulfuric Acid (Aerated) 75 35 144 .0419
Sulfuric Acid (Aerated) 96.5 35 144 .222
Sulfuric Acid + H2S, FeS. & Ti Sulphate - - - .00001
Sulfuric Acid + MnO2(.5%) 40 Room 300 .0001 - .06
Borderline Passivity
Sulfuric Acid + Nitric(.70%) - 38 300 .00132
Sulfuric Acid + Nitric(.48%) - Room 300 .001
Sulfuric Acid + Nitric(.83%) + H2O - Room 300 .0008
Sulfuric Acid + CuSO4(.05-1.00%) - 38 - .00132
Sulfurous Acid 6 Room 30 .000028
Solution of Wet Cl2, Cl2 Water, & HCl - 5-25 576 .0000131
Tannic Acid 25 100 144 nil
Tannic Acid 50 100 144 .00002
Trichloroethylene (Stabilized) + 1% h2O 100 Boil. 300 <.0001
Trichloroethylene (Unstabilized) + 1% h2O 100 Boil. 300 <.0001
Zinc Chloride 20 100 144 <.0001
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