Volume 05 - Surface Engineering Part 4 docx

... 2-3 0. 3-0 .4 2 0.3 2-3 0. 3-0 .4 Brightener (g) (g) 1 -4 0. 1-0 .5 (g) (g) 1 -4 0. 1-0 .5 Analysis Zinc metal 34 4.5 3 0 -4 8 4. 0-6 .4 17 2.3 1 5-1 9 2. 0-2 .5 Total sodium cyanide 93 12 .4 7 5-1 13 ... Sodium cyanide 42 5.6 3 0 -4 1 4. 0-5 .5 20 2.7 1 5-2 8 2. 0-3 .7 Sodium hydroxide 79 10.5 6 8- 105 9. 0-1 4. 0 75 10.0 6 0-...

Ngày tải lên: 10/08/2014, 12:22

... • • • • • μ Table 4 Corrosion of electroless nickel coatings in various environments Corrosion rateTemperature Electroless nickel-phosphorus (a) Electroless nickel-boron (b) Environment °C ... mechanical properties of electroless nickel-boron and nickel-phosphorus deposits Property Electroless nickel- boron (a) Electroless nickel- phosphorus (b) μΩ μ μ ... Soldier-style racking...

Ngày tải lên: 10/08/2014, 12:22

... Case (193 1-1 933) (Member 192 7-1 933) • T.D. Cooper (198 4- 1 986) (Member 198 1-1 986) • E.O. Dixon (195 2-1 9 54) (Member 1 94 7-1 955) • R.L. Dowdell (193 8-1 939) (Member 193 5-1 939) Because the chemical ... (199 3-) Allison Gas Turbines • William B. Young (199 1-) Dana Corporation Previous Chairmen of the ASM Handbook Committee • R.S Archer (1 94 0-1 942...

Ngày tải lên: 10/08/2014, 12:22

... Time, s 1 0-1 5 sulfuric plus 0 -4 hydrofluoric 5 0-6 5 12 0-1 50 2 0-6 0 Ferritic 5-1 0 nitric plus 0. 2-1 hydrofluoric 5 0-6 5 12 0-1 50 2 0-6 0 Austenitic 1 0-1 5 sulfuric plus 0 -4 hydrofluoric ... dip (d) 1 8-2 0 NaOH, 4- 6 KMnO 4 (e) 7 1-9 3 16 0-2 00 20 min to 8 h (f) Water rinse (c) . . . Ambient Ambient . . . Sulfuri...

Ngày tải lên: 10/08/2014, 12:22

... class="bi x1 yc w6 h8" alt="" μm mils 1.0 (10) 1.5 (15) 2.0 (20) 2.5 (25) 3.0 (30) 3.5 (35) 4. 0 (40 ) 4. 5 (45 ) • • • • • • • Table 3 Trends in haulaway costs for spent coolant Dollar cost per ... by parts finished using various methods Operation Endurance limit in bending (10 7 cycles), MPa (ksi) Relative endurance limit (a)

Ngày tải lên: 10/08/2014, 12:22

... conditions pH 8. 5-1 0 8-1 0 4- 6 4. 3 -4 .6 4. 5-5 .5 4. 5-5 .5 Temperature, °C (°F) 9 0-9 5 (19 5- 205) 9 0-9 5 (19 5- 205) 8 8-9 5 (19 0- 205) 8 8-9 5 (19 0- 205) 8 8-9 5 (19 0- 205) 8 8-9 5 (19 0- 205) Plating ... A/in. 2 °C °F Low concentration 250 33 2.5 0.33 3 1-6 2 2 -4 5 2-6 3 12 5-1 45 High concent...

Ngày tải lên: 10/08/2014, 12:22

... of NaCN/Zn ratio. 60 g/L (8 oz/gal) Zn (CN); 17.5 to 43 .7 g/L (2.33 to 5.82 oz/gal) NaCN; 75.2 g/L (10 oz/gal) NaOH; 2.0-to-1 to 2.75-to- 1 ratios of NaCN to zinc. Temperature: 30 °C (86 °F). ... oz/gal) Zn(CN); 43 .6 g/L (5.8 oz/gal) NaCN; 150 .4 and 75.2 g/L (20 and 10 oz/gal) NaOH; 2.75-to-1 ratio of NaCN to zinc. Temperature: 30 °C (86 °F)

Ngày tải lên: 10/08/2014, 12:22

... 5Paint (film) characteristics 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 General Surface Conditions After Galvanizing. Table 8 Guide for visual inspection of galvanized surfaces Condition Causes Grounds ... Steel • • • • Table 4 Applications of zinc phosphate dip spray coating to facilitate cold forming Area Coating weightPart (a) Steel m 2 ft 2 g/m 2 oz/ft 2 × 10 - 2 Production,...

Ngày tải lên: 10/08/2014, 12:22

... for coatings 13 μm (0.5 mil) 25 μm (1.0 mil) 38 μm (1.5 mils) 51 μm (2.0 mils) 64 μm (2.5 mils) 76 μm (3.0 mils )Volume solids, % m 2 /L ft 2 /gal m 2 /L ft 2 /gal m 2 /L ft 2 /gal m 2 /L ft 2 /gal ... for cooling. (12) Offload area. (13) Source for direct current. ( 14) To anodes in paint bath. (15) To work on conveyor. (16) Particl e filter. (17) Cooler. (18) Ultrafilter. (19) Paint so...

Ngày tải lên: 10/08/2014, 12:22

... anodic coating on 545 7 alloy. (a) 17 wt% H 2 SO 4 . (b) 8.8 wt% H 2 SO 4 Thermal Radiation. Technique Principles Vapor-Phase Epitaxy. → → → o The MOCVD process The cutting-tool industry Fig. ... Laser CVD. Thermal-laser CVD (Ref 12), Fig. 6 Typical inert-atmosphere and/or low-pressure plasma chamber. Courtesy of Metco, Inc. Fig. 5 Plasma spray process. Courtesy of Praxair Surface...

Ngày tải lên: 10/08/2014, 12:22