CORROSION RESISTANCE OF HASTEllOY®AllOYS - Haynes ...

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$P:\P25065\H-# Literature\H-2082 - Haynes International, Inc.$

Type 316 Concen- Temperature HASTElLOY~ alloy Staintration, less Corrosive Media percent deg, F deg. C B/B-2 C/C-276 G/G-3 Steel Conditions Sulfuric Acid 25 150 66 - E E - 120 hrs" la b test Sulfuric Acid 25 Boiling Boiling - B G - 340 gil sodium sulfate Sulfuric Acid 25·40 158 70 - U - - 10·15% phosphoric acid, 0.5% fluorides, phosphate fertilizer plant. agitation and aeration - high Sulfuric Acid 28 135.5 57.5 G G G - hydrofluoric acid 5.9% Sulfuric Acid 28 267 131 G G - B tests for selection of material for an acetic acid recovery column for an acetaldehyde unit, 23 hrs. Sulfuric Acid 30 100 38 B G E - sulfur dioxide purge 30 150 65 B U E - 30 200 93 U U G - 30 Boiling Boiling G U U - Sulfuric Acid 30 125·135 52·57 G E - - acid regeneration of resin. Alloy C=0.8 mpy Sulfuric Acid 30 190·210 88-99 B E - - plus 22 percent H 3 P0 4 in ion exchanger. Alloy C=0.3 mpy Sulfuric Acid 30.3 104 40 - E - - plus 57.5 percent acetic acid, 12.3 percent H 2 0 at liQuid·vapor interface. Alloy C=0.1 mpy Sulfuric Acid 31.6 110 43 - E - E (480 gil), sodium sulfate 18.2% (277 gil), sodium chlorate 1.3% (20 gil), sodium chloride 0.2% (3.6 gil), moderate aeration Sulfuric Acid 35-38 70 21 - E - - plus nitric acid in paper parchmentizing solution. Sulfuric Acid 36 130-160 54-71 S E - - plus 28 percent oxalic acid, 32 percent water, 4 percent ash. Alloy C=0.5 mpy Sulfuric Acid 39 120 49 - E - - recovery of sulfuric acid used in papermaking in eva porator. Alloy C=1.3 mpy Sulfuric Acid 40 65 18 - E - G distillation of H 2 0 from HF. 40% HF, 20% H 2 0, 240 days, moderate aeration Sulfuric Acid 40 Ambient Ambient - E - - saturated with C1 2 , 17 days Sulfuric Acid 40-45 Room Room - E - - saturated with C1 2 . Alloy C=1.6 mpy Sulfuric Acid 40 176 80 - U G - 28 day immersion test (plant) and various organics. Sulfuric Acid 40 176 80 - U G U acetate fiber production, field test - 28 days Sulfuric Acid 40 176·194 80-90 S S - - Zr·HF separation Sulfuric Acid 40 257 125 G U - - 20% ethanol, 1% ethyl ether, balance water, 432 hrs. lab test Sulfuric Acid 41-63 68-203 20·95 U B - - plus propylene. Alloy C=24 mpy Sulfuric Acid 43 Ambient Ambient - E - - saturated with C1 2 , 8 day test 50 Ambient Ambient - E - - 60 Ambient Ambient - E - - 85 Ambient Ambient - E - - Sulfuric Acid 45 Ambient Ambient - E - E C1 2 , 113 days Sulfuric Acid 45 Boiling Boiling - E - - plus 1%CP hydrofluoric acid; also 45% CP sulfuric acid both with nitrogen purge, 4 days Sulfuric Acid 50 Ambient Ambient - G - U C1 2 , 3 days, lab test Sulfuric Acid 50 Ambient Ambient - E - - 40 days Sulfuric Acid 50 Ambient Ambient - G - U saturated with N 2 , 3 days, lab test Sulfuric Acid 50 70 21 U* E - - 109 days, saturated with C1 2 , *welded and annealed Sulfuric Acid 50 70 21 - E* - - saturated with C1 2 , *as·welded - E** - - **welded and annealed Duration of test - 132 days Agitation - 4.1 ft./sec. Sulfuric Acid 50 77 25 - E - - saturated with chlorine, lab test Sulfuric Acid 50 80 27 - E - - welded sample in acid saturated with chlorine. Alloy C=0.6 mpy Sulfuric Acid 50 122 50 - E - - saturated with chlorine, lab test Sulfuric Acid 50 158 70 - E - U saturated with C1 2 , 66 days, 4.1 fUsec. flow rate Sulfuric Acid 54 Ambient Ambient - E - - C1 2 , 36 days E - Less than 2 mpy (0.05 mmly) G- 2 mpy (0.05 mmly) to 10 mpy (0.25 mmly) S - Over 10 mpy (0.25 mmly) to 20 mpy (0.51 mmly) B - Over 20 mpy (0.51 mm/y) to 50 mpy (1.27 mmly) U - More than 50 mpy (1.27 mmly) 54
Type 316 Concen- Temperature HASTELlOY~ alloy Staintration, less Corrosive Media percent deg. F deg. C 8/8-2 C/C-276 G/G-3 Steel Conditions Sulfuric Acid 54 - - - E - - saturated with CI 2containing high percentage of gunk. Alloy C=0.7 mpy Sulfuric Acid 55 122·144 50·62 - G - - plus isopropyl alcohol and other solvents. Alloy C=10 mpy (test sample welded) Sulfuric Acid 55 158 70 B G - - ethanol, ethanol generator tails, 360 hrs. Sulfuric Acid 55 158 70 U S - - ethanol, 240 hrs., samples exposed in hydrolizer transline. Sulfuric Acid 55 158 70 - S - - ethanol, ethanol generator, 480 hrs. Sulfuric Acid 55 230 110 U B - - ethanol, velocity appreciable, field test - 72 hrs. Sulfuric Acid 55 230 110 S U - U ethanol, static, 48 hrs., lab test Sulfuric Acid 55·60 167 75 - B - - in spent parchmentizing solution. Alloy C=41 mpy Sulfuric Acid 56.7 167 75 - S - - 0.34% ethanol, 1% carbon, 90 hrs., lab test Sulfuric Acid 60 Ambient Ambient - E - - 8 days Sulfuric Acid 61 Ambient Ambient - G - - C12, 132 days Sulfuri:: Acid 62 60 16 - E - - plus Cll. Alloy C=0.4 mpy Sulfuric Acid 62 Ambient Ambient - E - - CI2, 116 days Sulfuric Acid 63·98 140·223 60·106 G - - - in batch type sulfonator of alkylated aromatic. Sulfuric Acid 64 Ambient Ambient - E - - 8 days, saturated with CI2 Sulfuric Acid 65·69 60 16 S E - - plus nitric acid in paper parchmentizing solution. Sulfuric Acid 65·68 18 ·8 U B - - plus some NO] and CaS04 in parchmentizing process after nitrate bath. Sulfuric Acid 66 160·200 71·93 G - - - in tank dissolving metallic zinc in acid. Sulfuric Acid 68·70 180·195 82·91 - S - - plus calcium sulfates in evaporator. Alloy C=15 mpy Sulfuric Acid 70 60 16 - E - - saturated with CI2 Sulfuric Acid 70 77 25 - E - - saturated with chlorine, lab test Sulfuric Acid 70 122 50 - E - - saturated with chlorine, lab test Sulfuric Acid 70 140 60 S - - - lab test 75 86 30 E - - - Sulfuric Acid 70 245 118 S U U - considerable free carbon, static test did not consider the cold tube wall, one week Sulfuric Acid 70 245 118 S U U - one week static test (plant) Sulfuric Acid n100 200 93 - G - G sulfuric acid mist, air effluent containing 8% O2, traces of S02, moderate aeration Sulfuric Acid 72 Ambient Ambient - E - - CI2, 25 days Sulfuric Acid 72 - - - E - - saturated with C12. Alloy C=0.9 mpy Sulfuric Acid 75 200 93 E - B - one week, lab test Sulfuric Acid 75 250 121 G - U - one week, la b test Sulfuric Acid 75 300 149 S - U - one week, lab test Sulfuric Acid 78 80·110 26-43 - E - - plus alkyl benzene sulfuric acid in detergent manufacture. Alloy C=0.9 78 100·130 37·54 E E - - mpy Sulfuric Acid 78 135 57 - S - - plus 32 percent sodium perchlorate and CI02gas during pulp bleaching Sulfuric Acid 79·93 50·90 10·32 E E - - phosphine, ammonia, and H2S percent as impurities. Alloy C
Page 1 and 2:
OUR NEW NAME Haynes International,
Page 3 and 4: COMPARATIVE CHEMICAL COMPOSITIONS,
Page 5 and 6: 'A~0~A~~ Alloy / q,~ "'.>~~~Cfj 0.5
Page 7 and 8: Type 316 Concen- Temperature HASTEL
Page 9 and 10: Type 316 Concen- Temperature HASTEl
Page 43 and 44: Type 316 Coneen- Temperature HASTEl
Page 53: Type 316 Concen- Temperature HASTEL
Page 61 and 62: ( Type 316 Concen- Temperature HAST
Page 63 and 64: ISOCORROSION DIAGRAMS· HASTELLOY®
Page 65 and 66: ISOCORROSION DIAGRAMS* HASTELLOY®
Page 69 and 70: ISOCORROSION DIAGRAMS· r HASTELLOY
Page 71 and 72: PHOSPHORIC ACID ISOCORROSION DIAGRA
Page 75 and 76: ISOCORROSION DIAGRAMS· HASTELLOY®
Page 79 and 80: ACETIC AND FORMIC ACIDS Acetic and
Page 81 and 82: EFFECT OF TEMPERATURE ON PITTING RE
Page 83 and 84: CREVICE-CORROSION DATA IN 10% FERRI
Page 85 and 86: CORROSION RESISTANCE OF HAYNES® AL
Page 87 and 88: TYPICAL PENETRATION RATES IN CORROS
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