Volume 04 - Heat Treating Part 14 potx

... 110 5- 1275 16 0- 185 93 0- 1140 13 5- 165 4-1 0 3 4-4 0 HRC 2 2-2 5 Hard 2 315 600 114 0- 1380 16 5- 200 93 0- 1140 13 5- 165 2-5 3 6-4 1 HRC 2 2-2 5 Hard (d) 2 345 650 120 5- 141 5 17 5- 205 96 5- 1170 ... 124 0- 145 0 18 0- 210 107 0- 1345 15 5- 195 2-5 3 8-4 4 HRC 2 2-2 5 Hard (d) 2 315 600 131...

Ngày tải lên: 10/08/2014, 12:22

... . . 5 8-6 3 Ram 2. 3-2 3 5-5 0 8620 1.1 0 .045 915 1675 7 (i) . . . 5 8-6 3 Retainer 0.0009 0.002 9317 0. 1-0 .2 0. 00 4- 0.008 845 1550 0.33 Oil (j) (e) Spool 0.4 5- 54 1-1 20 8620 1.3 ... 4. 5-8 6 1 0- 190 8620 1.5 0.060 925 1700 12 (i) . . . 5 8-6 3 Piston 0.20 0.5 8620 1.3 0.050 915 1675 8 AC (g) 6 0-6 3 Plunger 0.4 5- 82 1...

Ngày tải lên: 10/08/2014, 12:22

... 58.6 14. 6 26.2 7.3 13.2 9382.9 1652.5 32 90 32.3 58.1 14. 6 26.3 7.2 13.0 9024.6 1589.4 38 100 31.0 55.8 14. 3 25.8 7.0 12.5 7645.4 1346.5 49 120 24.3 43.7 14. 4 25.9 6.8 12.2 3 504 617.1 60 140 ... heat transfer coefficient is defined as: (Eq 1) where h is the interface heat transfer coefficient; q is the heat flow from the part to the quenchant; A is the part area...

Ngày tải lên: 10/08/2014, 12:21

... 62 0-9 25 115 0-1 700 935 1720 4 . . . . . . . . . . . . 1 5-2 5 2 0-3 2 5 0-6 0 . . . 59 5-9 00 110 0-1 650 940 1725 4A . . . . . . . . . . . . 1 0-1 5 2 5-3 0 4 0-4 5 1 5-2 0 55 0-7 60 102 5-1 400 ... 1 3 7-5 0 0-1 0 5 0-6 0 . . . . . . . . . . . . . . . 16 5-5 95 32 5-1 100 635 1175 2 . . . 4 5-5 7 4 5-5 7 . . . . . . . . . ....

Ngày tải lên: 10/08/2014, 12:22

... 84 5-8 70 (WQ) 4130 87 0- 925 160 0- 1700 83 0- 870 152 5- 1600 86 0-8 85 (OQ) 155 0-1 660, or 157 5- 1625 20 0- 700 40 0-1 300 65 0- 675 120 0- 1250 76 0- 775 140 0- 142 5 17 5- 230 4140 87 0- 900 (f) ... 160 0- 1650 (f) 83 0- 870 152 5- 1600 84 0-8 70 (OQ) 155 0- 1600 (f) 38 5- 705 35 0-4 50, or 72...

Ngày tải lên: 10/08/2014, 12:22

... Control, Heat Treat., Sept 1975, p 3 7-4 0 Preheating °C (°F) depth HRC metals Carburizing Pack Diffused carbon 81 5-1 090 (150 0- 2000) 125 μm- 1.5 mm ( 5-6 0 mils) 5 0-6 3 (a) Low-carbon ... Vacuum Diffused carbon 81 5-1 090 (150 0- 2000) 75 μm- 1.5 mm ( 3-6 0 mils) 5 0-6 3 (a) Low-carbon steels, low- carbon alloy steels Excellent process...

Ngày tải lên: 10/08/2014, 12:22

... Corrosion- and heat- resistant steels 0. 00 4- 0.03 0.0001 5-0 .001 Ductile, malleable, and gray cast iron 0. 00 4- 0.03 0.0001 5-0 .001 Powder metal products (ferrous) 0. 00 4- 0.03 0.0001 5-0 .001 ... % Low-carbon steels 8 0-1 00 Medium-carbon steels 6 0-8 0 Stainless steels 2 5-3 5 Low-carbon, chrome manganese steels 2 5-3 5 Chrome alloy, medi...

Ngày tải lên: 10/08/2014, 12:22

... 101 0-1 285 185 0-2 350 2-4 2-4 Furnace B 53 5-7 35 100 0-1 350 1 0-2 0 1 0-2 0 73 5-9 55 135 0-1 750 4-8 4-8 95 5-1 175 175 0-2 150 3-4 3-4 101 0-1 285 185 0-2 350 1-3 1-3 Immersed-electrode ... 53 5-7 35 100 0-1 350 2-4 (a) 4-5 73 5-9 55 135 0-1 750 1-2 (a) 2-3 95 5-1 175 175 0-2 150...

Ngày tải lên: 10/08/2014, 12:22

... 1973, p 6 9-7 2 73. K.W. Chambers, Heat Treatment of Metals, Iron and Steel Institute, 1966, p 9 4-9 5 74. R. Wilson, Metallurgy and Heat Treatment of Tool Steels, McGraw-Hill, 1975, p 9 3-9 5 75. ... on-line in heat treatment • Gas chromatography: See mass spectrometer While complex gas analysis systems have not yet found their way into day-to-day process control operat...

Ngày tải lên: 10/08/2014, 12:22

... 1650 77 5- 800 142 5- 147 5 22 40 17 9-2 07 79 0- 845 145 0- 1550 1 0-3 0 O, W 64 L2 87 0- 900 160 0- 1650 76 0- 790 140 0- 145 0 22 40 16 3-1 97 79 0- 845 145 0- 1550 1 0-3 0 W 63 84 5- 925 155 0- 1700 ... 1 0-3 0 O 63 77 5- 815 142 5- 1500 1 0-3 0 W 64 L3 900 1650 79 0- 815 145 0- 1500 22 40 17 4-2 01 8...

Ngày tải lên: 10/08/2014, 12:22