Metal Machining Episode 3 ppt

... 28, 29, 30 , 32 , 34 , 35 , 36 , 39 Class III.4, 10, 13, 14, 17, 18, 19, 26, 27, 28, 29, 30 , 32 , 34 , 35 , 36 , 37 , 39 Class III L.10, 13, 14, 17, 18, 26, 27, 28, 29, 30 , 33 , 34 , 35 , 36 , 37 , 39 Class ... 12, 13, 14, 16, 17, 18, 19, 23, 27, 30 , 32 , 34 , 35 , 36 , 37 , 39 Class I .4, 8, 9, 10, 11, 12, 13, 14, 17, 18, 19, 26, 27, 28, 29, 30 , 34 ,...

Ngày tải lên: 12/08/2014, 07:22

... 1/component 3 side of the diagram (CO 2 /C 10 ), x 12 = 1 − K 3 K 1 −K 3 ,x 11 = K 1  1 − K 3 K 1 − K 3  . (3. 5.5) For four–component systems, Eqs. 3. 5 .3 and 3. 5.4 indicate that the surfaces of vapor ... [18]. Otherwise Table 3. 2 reports values of δ ij recommended by Peng and Robinson [99]. Eqs. 3. 3.7 3. 3.16 provide the description of volumetric behavior needed...

Ngày tải lên: 12/08/2014, 16:21

... is (from eq. 7-18 in the N&V manual) (3- 2) where A is the area of the radiating wall, in ft. 2 Equation 3 3 combines equations 3 1 and 3- 2: (3- 3) This equation must be used carefully. For ... used in engine-driven power plants. Re- fer to chapter 7 of the N&V manual for noise data on these sources. 2- 13 Since the directivity is also related to wavelength 3- 3. Reactive...

Ngày tải lên: 12/08/2014, 16:21

... f 0 =3. -1 -0 .8 -0 .6 -0 .4 -0 .2 0 0.2 0.4 0.6 0.8 1 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 -1 -0 .8 -0 .6 -0 .4 -0 .2 0 0.2 0.4 0.6 0.8 1 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 -1 -0 .8 -0 .6 -0 .4 -0 .2 0 0.2 0.4 0.6 0.8 0 0.2 ... f c − 30 00) + δ(f − f c + 30 00) +δ(f + f c − 30 00) + δ(f + f c + 30 00)] The next figure depicts the spectrum...

Ngày tải lên: 12/08/2014, 16:21

... 2.12E+02 Kidneys 5.77E+01 Thyroid 5.99E+01 Liver 1.23E+02 Uterus 1.70E+01 H = 1 .33 E+02 H = 2.19E+02 rem,50 E,50 ICRP 30 ALI = 30 àCi EM 38 5-1-80 30 May 97 3- 13 of the rem is essentially equal to that ... = 10 àCi x 4.99E+01 mrem/àCi x 0. 03 = 14.97 mrem Marrow = 10 àCi x 6 .36 E+01 mrem/àCi x 0.12 = 76 .32 mrem Remainder = 10 àCi x 1 .33 E+02 mrem/àCi x 0 .30 = 39 9.00...

Ngày tải lên: 12/08/2014, 16:21

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Ngày tải lên: 13/08/2014, 05:20

... Sandvik Coromant regarding die and mould machining, the focus will be shifted somewhat from the high speed machining trend to the more basic planning stage of the machining process. Which of course ... dependent on the spindle speed for a certain cutting speed. If using the nominal diameter value of the tool, when calculating cutting speed, the effective or true cutting speed...

Ngày tải lên: 13/08/2014, 05:20

... 10 0 10 2 10 4 10 6 10 8 10 10 10 12 10 14 10 14 10 12 10 10 10 −8 10 −6 10 −4 10 −2 10 0 n

Ngày tải lên: 13/08/2014, 05:21

... 3 292 161 28 M12 ø 13 28 32 215 215 180 180 M12 250 250 65 24 112 M 4 25CK 38 LRS38 132 S 5,5 35 0 210 38 Nr.4 Nr.4 38 45 265 265 230 230 Nr.8 30 0 30 0 82 31 132 M 7,5 M12 ø 13 M12 30 CK 38 LRS38 132 ... ∅ 3& quot; 620 240 31 3,5 206 ,37 8 16 13 13 5 / 8 18 UNF 30 ,5 250 250 3& quot; E 137 ,5 80 WAG 80K-A ∅ 3 3/8" 800 32 3,5 33 5 34 0 198 85 WAG 85K-A ∅...

Ngày tải lên: 13/08/2014, 05:21

... 500–700 ρ C [MJ/m 3 ] ≈ 3. 5 ≈ 3. 5 ≈ 2.5 ≈ 4.0 ≈ 2.2 k/ ρ C 110–220 85–140 50–160 120–200 220 32 0 ∆T 1 [°C] a 230 –470 180 30 0 110 34 0 250– 430 470–680 K work [W/m K] 25–45 100–400 100 30 0 15–20 6–15 K tool b [W/m ... E. (19 73) Friction characteristics on tool face in metal machining. J. JSPE 39 , 966–972. Taylor, F. W. (1907) On the art of cutting metals. Trans. ASME 28, 31 3...

Ngày tải lên: 13/08/2014, 09:20

... and Inconel 718 0. 05 0.02 0.1 0.2 0 .5 1.0 2.0 5 10 20 40 60 80 99 85 Flank wear VB (mm) P10 Sintered steel P10 B1112 TiC-Al 2 O 3 ceramic Inconel 718 VB max B112 - P10, V = 200m/min, d = 0.5mm, f = 0.1mm/rev Sintered ... chamfers for a length T between 0.5f and 0.75f for turning operations and 1.2f to 1.5f for milling; with a c from 15 to 30˚ depending on the severity of the machini...

Ngày tải lên: 13/08/2014, 09:20

... conditions as Figure 7.14 Childs Part 2 28: 3:2000 3:15 pm Page 217 2 28 Applications of finite element analysis Fig. 8. 1 continued Childs Part 2 28: 3:2000 3:16 pm Page 2 28 generate the nucleus of a BUE. ... methods were being developed for metal machining, linear fracture mechanics methods were being developed for the machining of brittle ceramics (Ueda and Sugita, 1 983 ). The 1...

Ngày tải lên: 13/08/2014, 09:20

... up-milling, centring and splitting. The machining scenario is used to control cutting force and machining error by pre -machining feed adjustment, and to diagnose machining states. Figure 9.37 (from ... 1450 rpm) (2.6) power efficiency: (95%) (3) Machining plan (3.1) machining (3.1.1) turning: {general turning, contouring, tapering, grooving, . . .} (3.2) machining type: {heavy r...

Ngày tải lên: 13/08/2014, 09:20

... boundaries AB and CDE between a plastic region and a rigid region in a metal forming process. Because this is a book on metal machining, the example is of continuous chip formation, but any example ... studied for maintaining trouble-free machining. Nowadays, they are regarded as indispensable in the development of intelligent machining systems. However, machining systems have not y...

Ngày tải lên: 13/08/2014, 09:20