CORROSION RESISTANCE OF HASTEllOY®AllOYS - Haynes ...
CORROSION RESISTANCE OF HASTEllOY®AllOYS - Haynes ...
CORROSION RESISTANCE OF HASTEllOY®AllOYS - Haynes ...
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Type<br />
316<br />
Concen- Temperature HASTELlOY~ alloy Staintration,<br />
less<br />
Corrosive Media percent deg. F deg. C 8/8-2 C/C-276 G/G-3 Steel Conditions<br />
Phosphoric Acid, 70-100 60-600 16-315 - B - - H3P04(72% P20 S ), sulfuric acid 3. 7% (3.0% S03); fluoride 0.5%, moderate<br />
Wet Process<br />
aeration<br />
Phosphoric Acid, 70 200 93 E E - E highly concentrated, unaerated acid, 70.3% P20 S ' static and agitated<br />
Wet Process<br />
Phosphoric Acid, 70 300 149 E E - S highly concentrated, unaerated acid, 70.3% P20 S , static and agitated<br />
Wet Process<br />
Phosphoric Acid, 93.5 398-410 203-210 - - B - (67.8 percent P20 S ), containing about 4.3 percent sulfuric acid and 4.4<br />
Wet Process<br />
percent iron and aluminum<br />
Phosphoric Acid, 96.6 410 210 - E - G 70% as P20 S , 35% ortho, 35% non·ortho; sulfuric acid about 4%,<br />
Wet Process hydrofluoric acid about 0.3%, calcium about 0.2%<br />
Phosphoric Acid, 98 390·460 199·238 - S - - (71%P20 S ), sulfuric acid 4-6%, iron and aluminum 2.8-3.0% as trioxides,<br />
Wet Process<br />
fluorine compounds 0.5-1.0% (calculated as fluoride). extensive aeration<br />
Phosphoric Acid, 98 400 204 B B B - ammonium bisulfate 3.8%, hydrofluoric acid 0.4%, 23 days<br />
Wet Process<br />
Phosphoric Acid, 98 460 237 U S G - 71% P20 S , sulfuric acid 4·6%, iron and aluminum 2.8-3.0% as trioxides,<br />
Wet Process<br />
fluorine compounds 0.5-1.0% (calculated as fluoride). aeration<br />
Phosphoric Acid, - 300 149 G G G B nominal analysis: H3P04equivalent 101.0%; total P20 S 73.19% ortho P 2 0 S<br />
Wet Process 27.58%; total solids 1.17%; CaO 0.59%; S04 1.97%; F 0.40%; Fe203<br />
2.05%; AI203 1.56%; MgO 0.75%, aeration<br />
Phosphoric Acid, -<br />
Wet Process<br />
300-350 149-177 - G - S supeqihosphoric acid, 94.8% (as ortho acid). Total P20 S 68.54%; ortho<br />
P20 S 51.08%; Fe20) =2.30%; S04 =2.19%; AI203=1.92%; Fe =0.33%.<br />
Concentration gradually reduced to 80% H3P04 (54% P 2 0 S ), each day<br />
1/40 of acid was replaced with 54% P20 S acid (80% H3P04equivalent)<br />
Phosphoric Acid, - 410 210 U U B U vapor above phosphoric acid 93.5% (67% P20 S ), containing about 4.3%<br />
Wet Process<br />
sulfuric acid and 4.4% iron and aluminum oxides. Fluoride is present<br />
below 1.5%, aeration<br />
Phosphorous Chlorides - -45 to -30 -43 to ·34 - E - E phosphorus trichloride; methyl dichlorphosphine, CHlCI 2; lower<br />
concentrations phosphorous oxychloride, POCI); methoxydichloro phos·<br />
phine, CH30PCI2; triethyl phosphate, (C2HsOh PO; chlorine. Anhydrous.<br />
Phosphorous, Elemental - 149·158 65-70 - E - - storage. Alloy C=0.2 mpy<br />
Phosphorous Pentoxide 13 285·300 141·149 G U - - contains approx. 250 ppm F2<br />
Phosphorous Pentoxide - 1472 800 U - - -<br />
Phosphorous and - - - - G - - phosphorus pentoxide, iodine, chlorine and water<br />
Phosphoric Acid<br />
Phthalic Anhydride - 60 16 E E - S unspecified alcohol, phthalate ester, sulfuric acid