CORROSION RESISTANCE OF HASTEllOY®AllOYS - Haynes ...

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
Antibiotic - 65-90 18-32 - E - - in processing tank before filtering after fermentation. Usually neutral but
Fermentation Media occasionally acidified to pH = 2.5 with HCI or H2S0 4 or alkalized to pH =
10.5 with NaOH. Alloy C= nil mpy
Antimony Chloride 50 160 71 - E - E 8% HCI, trace HF, balance CCI 4 and refrigerants
Antimony Chloride 50 170 77 - E - E 8% HCI, 8% HF, balance CCI 4 and refrigerants
Antimony Fluorochlorides - 150 66 - G U U Vapor over mixed antimony fluorochlorides [SbFxCI(5-x)] refluxing
condensate of aliphatic halocarbons, anhydrous hydrogen fluoride and
hydrogen chloride.
Antimony Pentachloride 50 160 71 - E - E f1uorochemical manufacture: Separation of SbCls by distillation. Carbon
tetrachloride and refrigerants 42%, hydrogen chloride 8%
Duration of test - 341 days
Aeration - slight
Agitation - about 5 fUsee.
Antimony Pentachloride 50 160 71 - E - S carbon tetrachloride and refrigerants 42%, hydrogen chloride 8%,
hydrogen fluoride trace, slight aeration.
Antimony Salts - -58-212 -50-100 - U - U vapor over mixed antimony f1uorochlorides [SbFxCI(5-xll refluxing
condensate of aliphatic halocarbons, anhydrous hydrogen fluoride and
hydrogen chloride
Antimony Salts - 212 100 - U - G mixed antimony f1uorochlorides [SbFxCI(5-x)l and [SbFyCI(3-y)], to
which is alternately added anhydrous hydrogen fluoride and aliphatic
organic chlorides.
Aqua Regia - B.P. B.P. U U - - 25 percent HN0 3 , 75 percent HCI
Aromatic Tar - 482 250 E - E - distillation process, 167 hrs., welded samples
Aromatic Tar - 482 250 - - E - distillation process, 264 hrs., welded samples
Atrazine - 140 60 - E - - moderate aeration
Barium Chloride 20-25 140-212 60-100 - E - - Alloy C = 0.1 mpy
Barium Chloride All to B.P. to B.P. S - - -
20 B.P. B.P. S E - -
25 B.P. B.P. S E - -
Barium Chloride Saturated 70 21 E E - - Alloy C = 0.1 mpy
Barium Hydroxide All B.P. B.P. S S - -
100 1500 816 E - - -
Beeswax Bleach - 220 104 - E - - 160 lb. Hl0 4 , 50 lb. K2Mn0 4 and 300 lb. H 2 0 per 1250 lb. of crude
Solution
beeswax. Alloy C= 0.19 mpy
Benzene 50 80 27 B B - - plus 40 percent chlorinated benzene, 5 percent HCI, 5 percent H 2 O
Benzene 90 80 27 B E - - plus 5 percent HCI, 5 percent H 2 0 and chlorinated benzene. Alloy B=44
mpy, Alloy C= 0.2 mpy
Benzene All to B_P. to B.P_ S S - -
Benzene, Chlorinated 100 266 130 E E - - Alloy C = 0.1 mpy
Benzene, Monochlor - 60-80 16-27 S E - - in DDT production plus S02, Alloy C= 0.3 mpy
Benzene Sulfonic Acid 86.7 140 60 G S - - plus 3 percent H 2 SO 4
284 140 S U - -
Benzene Sulfonic Acid 90 329 165 S B - - process starts with 66° Be H 2 S0 4 and benzene. Final product is 90
percent benzene sulfonic acid and 4 percent H 2 SO 4 .
Benzene Sulfonic Acid 91.3 284 140 S S - - plus 3.8 percent H2S0 4 Alloy C= 18 mpy
Benzene Sulfonic Acid 92 392 200 E E - - plus 5 percent sulfuric acid and 3 percent water
Benzene Tetrachlor - 269-554 132-289 - E - - in still at three points. Alloy C= 0.2 mpy in liquid, 0.5 mpy in liquid-vapor
interface, 0.7 mpy in vapor
Benzene, Wet - 86-95 30-35 G - - -
Benzoic Acid 10 75 24 - E - -
Bismuth-Lead Alloy Eutectic to 464 to 240 S S - - both Alloys Band Cconsidered good for long time use
Black Liquor 43-47 450 232 - B - - in production of dimethyl sulfide from black liquor
Bleach Liq uor 100 to 125 to 52 - E - - containing available chlorine
E - Less than 2 mpy (0.05 mm/y)
G- 2 mpy (0.05 mm/y) to 10 mpy (0.25 mm/y)
S - Over 10 mpy (0.25 mm/y) to 20 mpy (0.51 mm/y)
B - Over 20 mpy (0.51 mm/y) to 50 mpy (1.27 mm/y)
U - More than 50 mpy (1.27 mm/y)
B.P. -
Boiling Point
12