Volume 16 - Machining Part 15 doc

... regular features on parts with defined axes of rotation 25 5- 455 1 0- 18 45 5- 1830 1 8- 72 61 0- 915 10 0- 205 2 4- 36 4-8 5. 6- 19 7 -2 5 320 0- 8200 700 0- 18,000 Heavy-duty plain cylindrical ... 20 5- 610 8- 24 61 0- 1830 2 4- 72 51 0- 915 5 0- 100 2 0- 36 2-4 1 9- 30 2 5- 40 11,50 0- 1...

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... high-vanadium super high-speed tool steels (M4 and T15) 194 0-1 952 Increasing substitution of molybdenum for tungsten 1953 Introduction of sulfurized free -machining high-speed tool steel 1961 ... high-carbon high-cobalt super hard high-speed tool steels (M40 series) 1970 Introduction of powdered metal high-speed tool steels 1973 Addition of higher silicon/nitrogen content...

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... Tantung 144, % Cobalt 4 2-4 7 4 0-4 5 Chromium 2 7-3 2 2 5-3 0 Tungsten 1 4-1 9 1 6- 21 Carbon 2-4 2-4 Tantalum or niobium 2-7 3-8 Manganese 1-3 1-3 Iron 2-5 2-5 Nickel 7 (a) 7 (a) ... for machining aircraft parts. At a Fig. 15 Variation in fracture toughness (K Ic ) with temperature for a number of WC-Co base alloys. A, 86WC- 2T...

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... 2 0-6 5 5-1 7 1 9-3 2 mm (0.7 5-1 .25 in.) diameter 4 0-1 50 1 0-4 0 3 2-3 8 mm (1.2 5-1 .50 in.) diameter 6 4-1 90 1 7-5 0 Internal chip removal type 7. 9-9 .4 mm (0.3 1-0 .37 in.) diameter 2 0-3 0 5-8 9. 4-1 9 ... diameter 7-1 1 2-3 Drilling, large 0.3 to 0.43 × diam, mm 2-3 × diam, in. Gundrilling External chip removal type 4. 6-...

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... 1050, 1053, 1055, 152 4, 152 5, 152 6, 152 7, 153 6, 154 1, 154 7, 154 8, 155 1, 155 2 32 5-3 75 Quenched and tempered 2 1-0 .5 2 0-4 8 0.20 0.008 12 40 S5, S11 M3, M42 Wrought free -machining alloy ... 1055, 152 4, 152 5, 152 6, 152 7, 153 6, 154 1, 154 7, 154 8, 155 1, 155 2 32 5-3 75 Quenched and tempered 0.5 and finer 48 and finer 1 0.65...

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... Wear Mechanisms. A 10-year research program on tool materials for high-speed machining concluded that the two major wear mechanisms associated with high-speed machining are high-speed chemical dissolution ... 100 Al 2 O 3 + TiC 860 125 SiAlON 780 113 Tungsten carbide 138 0-2 760 20 0-4 00 Coated tungsten carbide 103 0-2 070 15 0-3 00 Inserts should be mechanically...

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... 0.8 0-1 .60 3 2-6 3 Dovetails Broached 0.8 0-1 .60 3 2-6 3 Corner breaks Mass media finished 0.80 32 Compressor casing (M -1 52 stainless steel) Flowpath (inside diameter) Turned 1.6 0-3 .2 6 3-1 25 ... v. 16. Machining I. Metals Handbooks, manuals, etc. I. ASM Handbook Committee. II. ASM International. Handbook Committee. TA459.M43 1978 669 7 8-1 4934 ISBN 0-8...

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... 50 0-7 00 7 0-1 00 9 3-9 4 3. 5-4 .5 3. 2-4 .1 Al 2 O 3 -ZrO 2 70 0-9 00 10 0-1 30 9 3-9 4 5. 0-8 .0 4. 5-7 .3 Al 2 O 3 -TiC 60 0-8 50 9 0-1 20 9 4-9 5 3. 5-4 .5 3. 2-4 .1 Al 2 O 3 -SiC w 55 0-7 50 8 0-1 10 9 4-9 5 4. 5-8 .0 ... 14 0-1 90 C5, C6 7 6- 122 25 0- 400 0.3 0- 0.64 0.01 2- 0.025 10 6- 168 35 0- 550 0.1 3-...

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... single-point and box tools High-speed steel 0.1 3-0 .38 0.00 5-0 . 015 Carbide 0.1 3-0 .38 0.00 5-0 . 015 Ceramic 0.0 8-0 .51 0.00 3-0 .020 For form tools High-speed steel 0.01 3-0 .08 0.000 5-0 .003 ... hardness, HB 169 -2 07 Speed, at 260 rev/min, m/min (sfm) 155 (510) max Feed, mm/rev (in./rev) 0.2 2-0 .23 (0.008 8-0 .0091) Depth of cut on f...

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... steel. Diameter Depth mm in. mm in. 5 0-6 4 2-2 61 0-7 62 2 4-3 0 6 5-8 9 2 -3 76 2-1 065 3 0-4 2 9 0-1 15 3 -4 106 5-1 780 4 2-7 0 For holes 116 mm (4 in.) in diameter and larger, maximum ... used for soft metals; -3 to -5 ° for cast iron, low-carbon steel, and medium-carbon steels; and -5 to -1 5° for difficult-to-mach...

Ngày tải lên: 10/08/2014, 13:20