Volume 05 - Surface Engineering Part 8 pptx

... (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 for ... forming Area Coating weightPart (a) Steel m 2 ft 2 g/m 2 oz/ft 2 × 10 - 2 Production, pieces/h Sequence of operations Table 2 Compositions and physical properties of lead-base babbi...

Ngày tải lên: 10/08/2014, 12:22

... Case (193 1-1 933) (Member 192 7-1 933) • T.D. Cooper (1 98 4-1 986 ) (Member 1 98 1-1 986 ) • E.O. Dixon (195 2-1 954) (Member 194 7-1 955) • R.L. Dowdell (193 8- 1 939) (Member 193 5-1 939) Because the chemical ... Barnhurst (1 98 8- ) Noranda Technology Centre • Toni Brugger (199 3-) Carpenter Technology • Stephen J. Burden (1 98 9-) • Craig V. Darragh (1 98...

Ngày tải lên: 10/08/2014, 12:22

... permanganate 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 . . . Sulfuric acid dip 1 5-2 5 H 2 SO 4 (b) 7 1 -8 2 16 0-1 80 2-3 min Nitric ... 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...

Ngày tải lên: 10/08/2014, 12:22

... • • • Table 3 Trends in haulaway costs for spent coolant Dollar cost per gallonRegion 1 983 1 985 1 988 1991 μ μ ... and operating conditions of acid copper plating baths

Ngày tải lên: 10/08/2014, 12:22

... 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 0-9 0 8. 0-1 2.0 Sodium carbonate 15 2.0 1 5-6 0 2. 0 -8 .0 15 2.0 1 5-6 0 2. 0 -8 .0 Sodium polysulfide 2 0.3 2-3 ... ( 180 ) Time, min . . . 2 1 2 Drying Temperature, °C (°F) 8 2- 105 ( 18 0-2 20) 8 2- 105 ( 18 0-2 20) 8 2- 105...

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 ... copper 7 5-1 80 3-7 10 h Aircraft engine parts Nickel-based alloys, high strength steel 7 5-1...

Ngày tải lên: 10/08/2014, 12:22

... 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). (b) Effect of zinc metal content. 60.1, 75.2, and 90.2 g/L (8, 10, ... and 65.5 g/L (5 .82 , 7.27, and 8. 72 oz/gal) NaCN; 75.2 g/L (10 oz/gal) NaOH; 2.75-to- 1 ratio of NaCN to zinc. Temperature: 30 °C (86 °F). (c) Effect of NaOH content. 60.1 g/L (8 oz/gal) Zn(...

Ngày tải lên: 10/08/2014, 12:22

... mechanical properties of electroless nickel-boron and nickel-phosphorus deposits Property Electroless nickel- boron (a) Electroless nickel- phosphorus (b) μΩ μ μ ... Plating, Plating, Finish. Manage., Annual Book of ASTM Standards, μ Table 8 Effect of heat treatment of an electroless nickel-5% B coating on the fatigue strength of steel Fatigue strengthCondition MPa ... coatings in vari...

Ngày tải lên: 10/08/2014, 12:22

... Theoretical spreading rate 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 ... for direct current. (14) To anodes in paint bath. (15) To work on conveyor. (16) Particl e filter. (17) Cooler. ( 18) Ultrafilter. (19) Paint solids return. (20) Permeate. (21) Co...

Ngày tải lên: 10/08/2014, 12:22

... 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 Technologies, ... CVD, Int. J. Refract. Hard Metals, Applications Wear-, erosion-, and corrosion-resistance applications Metallurgical factors Anodizing Conditions. Fig. 8 Effect of anodizing condit...

Ngày tải lên: 10/08/2014, 12:22