Corrosion Reviews, Volumes 10-11Scientific Publications Division, Freund Publishing House, 1992 |
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Page 11
CORROSION RATE OF 625 CORROSION RATE OF G - 30 10.0 5.0 4.0 3.0 2.0 1.0 ○ P2Os AP2O3 + 2000 ppm Cl P2Os + 0.5 % HF 1.0 10 CORROSION RATE OF ALLOY 625 ( MPY ) 100 Fig . 5 : Ratio of corrosion rates of alloy 625 / alloy G - 30 for ...
CORROSION RATE OF 625 CORROSION RATE OF G - 30 10.0 5.0 4.0 3.0 2.0 1.0 ○ P2Os AP2O3 + 2000 ppm Cl P2Os + 0.5 % HF 1.0 10 CORROSION RATE OF ALLOY 625 ( MPY ) 100 Fig . 5 : Ratio of corrosion rates of alloy 625 / alloy G - 30 for ...
Page 60
... Rates Polarization Resistance ( ohm - cm2 ) Corrosion Rate ( mpy ) 10 1 x 103 102 1 x 102 103 1 x 10 104 1 105 1 x 10-1 106 1 x 10-2 107 1 x 10-3 Corrosion rates determined by extrapolation for polarization resistances greater than 104 ...
... Rates Polarization Resistance ( ohm - cm2 ) Corrosion Rate ( mpy ) 10 1 x 103 102 1 x 102 103 1 x 10 104 1 105 1 x 10-1 106 1 x 10-2 107 1 x 10-3 Corrosion rates determined by extrapolation for polarization resistances greater than 104 ...
Page 52
... corrosion rate but may not be much greater . In contrast to the phenomenon that corrosion rates increase with increasing temperature , it is observed that the corrosion rate of alloy 25Cr22Ni2Mo decreases with increasing temperature ...
... corrosion rate but may not be much greater . In contrast to the phenomenon that corrosion rates increase with increasing temperature , it is observed that the corrosion rate of alloy 25Cr22Ni2Mo decreases with increasing temperature ...
Contents
Electrochemical Techniques Simple Tests for Complex | 32 |
Cyclic Polarization Scans for Predicting Localized | 40 |
Prediction of Crevice Corrosion | 46 |
Copyright | |
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adhesion anodic application aqueous ASTM behaviour binder biofilm biofouling carbon steel cathodic protection Chem Chemical Process Industries chromate chromium cm/sec coating concentration copper corrosion current corrosion inhibitors corrosion potential corrosion rate corrosion resistance crevice corrosion current density decrease developed EDTA Effect and Management electrochemical electrode electrolyte electroplated engineering equipment evaluation experimental Figure film fluid formation fouling growth HASTELLOY HASTELLOY alloy G-30 heat exchanger heat flux heat transfer surface impedance increase inhibition inhibitors ions iron oxide laboratory laser beam laser treated laser treatment materials measurements melt zone method Michael Schorr NACE nickel oxygen particles passive phosphate phosphoric acid pitting Plating polarisation polarization curves polarization resistance polymer pores porosity porosity tests potentiodynamic prediction present rate of iron sample silicate specimen stainless steel substrate surface layer Table techniques Technology temperature thickness tinplate topcoat velocity W/m² zinc zinc powder zinc-ethyl silicate paints