handbook of die design 2nd edition phần 8 potx

... strip: Phosphor bronze (A) 103 (15) 43 (6.3) 8. 86 (0.320) 15 0. 08 (0.003) 5 (0. 188 ) 2 95 200 Beryllium copper 1 28 ( 18. 5) 48 (7.0) 8. 26 (0.2 98) 21 0. 08 (0.003) 9.5 (0.375) 2 205 400 a Elastic moduli, ... (11.5) 7 .86 (0. 284 ) 7 0.25 (0.010) 3 (0.125) 2 95 200 AISI 1065 207 (30) 79.3 (11.5) 7 .86 (0. 284 ) 7 0. 08 (0.003) 3 (0.125) 2 95 200 AISI 1074, 1075 207 (30) 79.3 (11.5)...

Ngày tải lên: 08/08/2014, 13:20

... 6.35 1.5 38 0.70 17 .8 3.50 88 .9 2.32 58. 9 0.250 6.35 2.0 51 0 .88 ‡ 22.4 ‡ 3. 08 78. 2 1.46 37.1 0.250 6.35 2.52 64 1.76 ¶ 44.7 ¶ 0 .88 22.4 4.40 111 .8 3.00 76.2 0.250 6.35 3.52 89 1.12 ‡ 28. 4 ‡ 3.92 ... 1.6 Titanium 0. 38 ‡ 9.7 ‡ 1.33 33 .8 0.46 11.7 0.250 6.35 1.12 28 3 .88 ¶ 98. 6 ¶ 0. 38 9.7 1.90 48. 3 0.94 23.9 0.250 6.35 1.12 28 0.50 ‡ 12.7 ‡ 1.75 44.5 0.72 18. 3 0....

Ngày tải lên: 08/08/2014, 13:20

... 4 4 6 6 6 6 6 0.125 3.175 6 6 6 6 6 8 8 0.150 3 .81 6 6 8 8 8 8 ∗ One point equals approximately 0.014 in. [0.35 mm] Source: Frank W. Wilson, Die Design Handbook, New York, 1965. Reprinted with ... to the Terms of Use as given at the website. Source: HANDBOOK OF DIE DESIGN 3-1-2 Die Set Selection Guidelines Die sets are manufactured in three accuracy groups: 1. Commer...

Ngày tải lên: 08/08/2014, 13:20

... Opening h6 D8 E8 F8 G7 H7 J7 K7 M7 N7 h7 H8 J8 K8 M8 N8 h8 D9 E8 F9–F8 H8 h9 D10–D9 E8 F9–F8 H9–H8 h11 D11 H11 Opening Shaft H6 f6 g5 h5 j5 k5 m5 n5 H7 d8 e8 f7 g6 h6 j6 k6 m6 n6 H8 d10–d9 e9 f9–f8 h9–h7 ... upper die shoe by a backup plate. Backup plates protect the die shoe from the effect of forces generated during the operation of the die. These plates are made of hard- ened st...

Ngày tải lên: 08/08/2014, 13:20

... 18 2.5 22 22 2.75 26 26 3.0 31 31 3.5 43 43 4.0 56 56 4.5 71 71 5.0 88 88 5.5 106 106 6.0 126 126 6.5 150 150 7.0 180 180 7.5 215 215 8. 0 255 255 9.0 345 345 10.0 440 450 11.0 545 650 12.0 665 900 13.0 ... component of the die because of additional press force needed for its operation, stand-alone scrap cutters should be utilized. Often, just better planning of the die layout...

Ngày tải lên: 08/08/2014, 13:20

... 7.53 7 .86 8. 18 8.61 8. 93 9.25 9.57 9 .89 10.32 10.75 4.50 6.03 6.14 6.46 6 .89 7.32 7.54 7 .86 8. 18 8.50 8. 82 9.25 9.57 9.90 10.22 10.54 10.97 11.40 5.00 6. 68 6.79 7.11 7.54 7.97 8. 18 8.50 8. 83 9.15 ... 5. 38 5.60 5.92 6.24 6.56 6 .88 7.31 7.63 7.96 8. 28 8.60 9.03 9.46 3.50 4.74 4 .85 5.17 5.60 6.03 6.24 6.56 6 .89 7.21 7.53 7.96 8. 28 8.60 8. 93 9.25 9. 68 10.11 4.0...

Ngày tải lên: 08/08/2014, 13:20

... 0.50–0.70 0. 187 –0. 281 4.75–7.15 0.031–0.046 0 .80 –1.2 0. 187 –0.312 4.75 8. 00 0.0 48 0.062 1.2–1.6 0.250–0.375 6.35–9.50 0.0 78 0.093 2.0–2.25 0.312–0.437 8. 00–11.00 0.109–0.125 2 .8 3.5 0.343–0.4 68 8.70–12.00 FIGURE ... a die opening of 8 times metal thickness. W = width of the bent-up portion L = distance between material supports (see Fig. 8- 52) S = ultimate tensile stre...

Ngày tải lên: 08/08/2014, 13:20

... X10CrNiS 189 Z10CNF 18. 09 303S21 304, 304H 1.4301 X5CrNi 181 0 Z6CN 18. 09 304S15, 304S16 304S31 3 08, 305 1.4303 X5CrNi 181 2 Z8CN 18. 12 305S19 304L 1.4306 X2CrNi1911 Z2CN 18. 09 G-X2CrNi 189 Z2CN 18. 10 ... X2CrNiN 181 0 Z2CN 18. 10Az 304S62 3 08, 305 1.4303 X5CrNi 181 2 Z8CN 18. 12 305S19 309 1. 482 8 X15CrNiSi2012 Z15CNS20.12 (309S24) 309S 1. 483 3 X7CrNi2314 Z15CN24.13 309S24...

Ngày tải lên: 08/08/2014, 13:20

Ngày tải lên: 24/07/2014, 05:20

Ngày tải lên: 24/07/2014, 05:20