Handbook of Corrosion Engineering Episode 2 Part 8 doc

... Cathodic 83 7 10 .2. 3 Organic 83 7 10 .2. 4 Precipitation inhibitors 83 7 10 .2. 5 Volatile corrosion inhibitors 83 8 10.3 Corrosion Inhibition Mechanism 83 8 10.3.1 Inhibitors for acid solutions 83 9 10.3 .2 Inhibitors ... of iron and iron oxide. 3 07651 62_ Ch10_Roberge 9/1/99 6:15 Page 84 3 83 3 Corrosion Inhibitors 10.1 Introduction 83 3 10 .2 Classification of Inhib...

Ngày tải lên: 05/08/2014, 09:20

... 9/1/99 6:15 Page 8 42 83 3 Corrosion Inhibitors 10.1 Introduction 83 3 10 .2 Classification of Inhibitors 83 4 10 .2. 1 Passivating (anodic) 83 6 10 .2. 2 Cathodic 83 7 10 .2. 3 Organic 83 7 10 .2. 4 Precipitation ... Solution Corrosion current, Corrosion rate, TCA, ppm R p , ⍀иcm 2 mAиcm 2 mmиy Ϫ1 Efficiency, % 0 14 1.55 18. 0 0 25 0 35 0. 62 7 .2 60 1000 143 0.1 52...

Ngày tải lên: 05/08/2014, 09:20

... 5.0 317LM S31 725 2. 5 2. 5 G N06007 25 .0 25 .0 G-3 N06 985 25 .0 25 .0 C-4 N06455 37.5 37.5 625 N06 625 35.0 40.0 C -27 6 N1 027 6 60/0 65/0 C -22 N06 022 60.0 65.0 07651 62_ Ch 08_ Roberge 9/1/99 6:01 Page 679 rolled, ... Liquid 20 Nil Bromine Vapor 20 0. 025 Chromium 25 % CrO 3 , 12% H 2 SO 4 92 0. 125 plating solution Chromium 17% CrO 3 , 2% Na 5 SiF 6 , 92 0. 125 plat...

Ngày tải lên: 05/08/2014, 09:20

... Liquid 20 Nil Bromine Vapor 20 0. 025 Chromium 25 % CrO 3 , 12% H 2 SO 4 92 0. 125 plating solution Chromium 17% CrO 3 , 2% Na 5 SiF 6 , 92 0. 125 plating solution trace H 2 SO 4 H 2 O 2 30 Room 0. 025 H 2 O 2 30 ... Nil Nitric 70 25 0 0. 025 Phosphoric 60 Boiling 0.5 Phosphoric 85 Room 0.0 025 Phosphoric 85 88 0.05 Phosphoric 85 100 0. 125 Phosphoric 85 Boilin...

Ngày tải lên: 05/08/2014, 09:20

... acid 2 225 Ͻ 0. 025 Ͼ 20 Nitric acid 10–70 Room, 20 0 Ͻ 0. 025 Ͼ 20 Nitric acid ϩ l% FeCl 3 70 120 (Nil) Ͼ 20 Seawater Natural 20 0 Ͻ 0. 025 Ͼ 20 NaOH solution 50 57 Ͻ 0. 025 Ͼ 20 NaOH solution 73 129 ... 12 3.1 9.6 2. 2 1.7 N06600 Inconel 600 3.6 4.0 3.0 1 .8 R 524 00 Ti, grade 7 6.5 8. 8 2. 0 2. 0 R6 08 02 Zircalloy -2 8. 0 9.0 3.5 2. 2 N1 027 6 Hastelloy C -27 6 7....

Ngày tải lên: 05/08/2014, 09:20

... cleaning of steel surfaces by the use of abrasives—removal of nearly all mill scale, rust, rust scale, paint, 07651 62_ Ch09_Roberge 9/1/99 6:11 Page 81 3 Protective Coatings 82 1 TABLE 9 .8 Reference, ... life of ball bearings for jet engines with a benefit-to- cost ratio of 20 :1. A treated forming die resulted in the production of nearly 5000 automobile parts compared to th...

Ngày tải lên: 05/08/2014, 09:20

... Jиmol Ϫ1 O 2 0 20 5 29 .96 4. 184 1.674 29 .85 Ϫ7 ,23 4.04 H 2 0 131 27 . 28 3 .26 3 0.5 02 28. 82 Ϫ4,6 42. 01 H 2 O 23 7,000 69.9 10.669 42. 284 Ϫ6.903 18. 54 23 9, 483 Al 0 28 . 325 20 .67 12. 38 0 24 .79 Ϫ1,040.43 Al(OH) 3 Ϫ1,136,5 42 ... 0.15 A 921 17 21 17 0 .8 0.7 2. 2–3.0 0 .20 0 .20 –0.50 0.10 0 .25 A 921 24 21 24 0 .20 0.30 3 .8 4.9 0.30–0.9 1 .2 1 .8 0.10 0 ....

Ngày tải lên: 05/08/2014, 09:20

... 0 .25 0.15 A 921 17 21 17 0 .8 0.7 2. 2–3.0 0 .20 0 .20 –0.50 0.10 0 .25 A 921 24 21 24 0 .20 0.30 3 .8 4.9 0.30–0.9 1 .2 1 .8 0.10 0 .25 0.15 A 922 18 22 18 0.9 1.0 3.5–4.5 0 .20 1 .2 1 .8 0.10 1.7 2. 3 0 .25 A 922 19 22 19 ... Ϫ 723 4.04 H 2 0 131 27 . 28 3 .26 3 0.5 02 28. 8 Ϫ46 42. 01 H 2 O 23 7000 69.9 10.669 42. 284 Ϫ6.903 18. 5 23 9 483 .00 Ag 0 42. 55 21 .29 7 8. 5...

Ngày tải lên: 05/08/2014, 09:20

... Gas 422 . 02 207. 58 116 .25 Cr Solid 36.97 70. 78 Ϫ67 .29 Cr 2 O 3 Solid Ϫ993.71 27 6. 68 Ϫ1401 .27 CrO Gas 23 0.37 29 5 . 28 20 4.57 CrO 2 Gas Ϫ 12. 73 351. 72 Ϫ530 .81 CrO 3 Gas 20 4.60 381 . 78 Ϫ766.96 O 2 Gas ... ␣-Fe) 1. 68 TiO 2 1.70–1. 78 CoO 1 .86 Cr 2 O 3 2. 07 Fe 3 O 4 (on ␣-Fe) 2. 10 Fe 2 O 3 (on ␣-Fe) 2. 14 Ta 2 O 5 2. 50 Nb 2 O 5 2. 68 V 2...

Ngày tải lên: 05/08/2014, 09:20

... Ϫ67 .29 Cr 2 O 3 Solid Ϫ993.71 27 6. 68 Ϫ1401 .27 CrO Gas 23 0.37 29 5 . 28 20 4.57 CrO 2 Gas Ϫ 12. 73 351. 72 Ϫ530 .81 CrO 3 Gas 20 4.60 381 . 78 Ϫ766.96 O 2 Gas 39.67 25 7.73 Ϫ339.97 07651 62_ Ch03_Roberge 9/1/99 4 :27 ... ␣-Fe) 1. 68 TiO 2 1.70–1. 78 CoO 1 .86 Cr 2 O 3 2. 07 Fe 3 O 4 (on ␣-Fe) 2. 10 Fe 2 O 3 (on ␣-Fe) 2. 14 Ta 2 O 5 2. 50 Nb 2 O 5 2. 68 V...

Ngày tải lên: 05/08/2014, 09:20