Tribology Handbook 2E Episode 7 potx

... 6.28 Results of elemental analysis carried out using XPS. Ioan D. Marinescu / Handbook of Advanced Ceramics Machining 38 37_ C006 Final Proof page 176 6.10.2006 2:18am 176 Handbook of Advanced Ceramics Machining ... and the number of sliding cycles. Ioan D. Marinescu / Handbook of Advanced Ceramics Machining 38 37_ C006 Final Proof page 174 6.10.2006 2:18am...

Ngày tải lên: 13/08/2014, 16:21

... ptX 2X70 The constant C is determined using Eqs. (2. 67) , (2.69), and (2 .70 ) for o  p: Cp 2 sin pt  o 2 C sin pt  q sin ptY 2X71 or C o 2  p 2 ÀÁ  q  C  q o 2  p 2  X 2X72 Introducing ... derivative with respect to time of Eq. (2 .73 ) is  x  C 1 o cos ot  C 2 o sin ot  qp o 2  p 2 cos ptX 2X76 With the help of Eqs. (2 .75 ), (2 .73 ), and (2 .76 ) the constants ar...

Ngày tải lên: 13/08/2014, 16:21

... w h dxdy (4. 13) LUBRICANTS AND THEIR COMPOSITION 79 T ABLE 3. 3 NLGI grease classification [28]. 000 445 - 475 00 400 - 430  0 35 5 - 38 5 1 31 0 - 34 0 2 265 - 295 3 220 - 250 4 ... Engrs., Vol. 182, Pt. 3A, 1967-1968, pp. 585- 5 93. 32 A.G. Papay, Oil-Soluble Friction Reducers, Theory and Application, Lubrication Engineering, Vol. 39 , 19 83, pp. 419-426...

Ngày tải lên: 13/08/2014, 16:21

... on Numerical and Experimental Methods in Tribology, Sept. 1983, editors: D. Dowson, C.M. Taylor, M. Godet and D. Berthe, Butterworths, 1984, pp. 60 -70 . 258 ENGINEERING TRIBOLOGY In this chapter, the mechanism ... Wiley and Sons, 1980. 7 J.N. Shinkle and K.G. Hornung, Frictional Characteristics of Liquid Hydrostatic Journal Bearings, Transactions ASME, Journal of Basic Engineering,...

Ngày tải lên: 13/08/2014, 16:21

... Institute for Technology and Mechanical Engineering, Moscow, 194 9. 2 H.M. Martin, Lubrication of Gear Teeth, Engineering, London, Vol. 102, 191 6, pp. 1 19- 121. 3 D. Dowson and G.R. Higginson, Elastohydrodynamic ... Journal of Lubrication Technology, Vol. 99 , 197 7, pp. 485-487. 13 F.T. Barwell, Bearing Systems, Principles and Practice, Oxford University Press, 197 9. 14 Engineering S...

Ngày tải lên: 13/08/2014, 16:21

... -( 31 76 11 000 overlay -(’I 11 4 16 500 tin- -( 31 -( 31 aluminium 15 00-2000 Aluminium-tin-silicon 11 8 13 000 10 -14 Aluminium-20% tin 90 13 000 14 2000 usually - Notes: (1) Fatigue ... "C 10 61 C W/m"C Btu/ft h "F Thermoplastics Nylon, acetal, 10 1. 5 10 0 10 0 0.24 0 .14 Inexpensive UHMWPE Thermoplastics Above+MoSz, 15 -20 2-3 15...

Ngày tải lên: 13/08/2014, 17:20

... 120 180 ~~ ~~ ~ ~ ~~ 69 90 18 72 72 1 42 1 42 2 12 90 140 18 85 85 165 165 24 5 140 24 0 18 100 100 1 92 1 92 28 4 24 0 300 18 110 110 21 4 21 4 318 Fit Journal Housing Clearance ... C2 .Nod c3 From Up to Min. Max. Min. Max. Min. Max. - 12 8 32 32 68 68 104 ~~~~~ 12 20 10 40 40 82 82 124 20 35 12 50 50 100...

Ngày tải lên: 13/08/2014, 17:20

... hardenability steel used for large sections 430 BT1$ MI0 430 0.85 0 .30 0.25 4.0 2.0 8.0 BMl 450 0.80 0 .30 0 .30 4.0 1.50 1.0 8.0 450 0. 83 0 .30 0 .30 3. 85 6.15 1.90 5.0 A21 COMPOSTION AND ... changed from (1). Flow Q* = 0.12 dm3/s, therefore actual flow rate Q = 4~0.12 - = 0.25 dm3/s, (::I3 cf. 1 .3 dm3/s for arrangement (1). Al9 .3 Selection o...

Ngày tải lên: 13/08/2014, 17:20

... 1,52 57 3,80 3,35 3,OO 2,7I 2 ,48 2,28 76 5,07 4, 47 4, OO 3,62 3,30 3, 04 1 14 7,60 6,70 6,OO 5 ,43 4, 96 4, 56 - - - 95 6,33 5,59 5,oo 4, 52 4, 13 3,ao Drive ratios can otherwise ... 22 32 6 8 11 14 19 40 40 40 40 40 50 75 125 200 355 > Smallest loaded pulley diameter 270 41 5 613 920 2570 1 540 5510 12000 10700 15200 72 90 152 306...

Ngày tải lên: 13/08/2014, 17:20

... 220-270 220-270 250 -300 270-320 270-320 54 0-6 18 54 &6 18 6 95- 850 740-8 95 740-8 95 850 -1000 9 25- 10 05 9 25- 1 0 05 6 95- 850 450 450 450 450 450 450 450 450 450 1390 1390 1390 ... 13 14 15 16 45. 0 110 1 45 45. 0 1 65 1 45 45. 0 130 172 45. 0 1 95 I72 45. 0 1 45 186 45. 0 207 1 86 45. 0 240 2 15 45. 0 172...

Ngày tải lên: 13/08/2014, 17:20

... Strand 13 X 6/ 6 X 19 180 Grade 110 Grade MBL kN 8X 0. 565 d X 0 .61 3 8 X 0.851 8 X 0.500 8 X 0. 368 d X 0.809 Wt kg/100 rn d X 0.407 d X 0.413 8 X 0. 563 8 X 0.550 ... 50-100 0.035 0.035 100-150 0. 06 0. 06 ~ ~~ ~ ~ ~~~ Diesel 75-1 75 0. 06 0.04 175-250 0.08 0. 06 25woo 0.10 0.08 40C -60 0 0.15 0.13 Over 60 0 0.15 0.13...

Ngày tải lên: 13/08/2014, 17:20

... 0.125-0.1 87 0.125-0.218 3-6 0.1 87- 0. 375 0.1 874 .4 37 ~ ___~ 6-9 0.250-0.500 0.250-0.500 9-16 0. 375 -0 .75 0 0.3 75 -0 .75 0 16-30 0.500-1.000 0.500-1.000 Table 17. 9 Types of joints Butt Scarf Lap ... 2 575 3-5 3-6 76 150 5-10 5-10 15 1-230 6-12 G12 (N.B Groove 230-400 10-19 10-19 tolerance H7) ~~ ~~ 400-800 12-25 12-25 - Inches 1-3 0.125-0.1 87 0.125-...

Ngày tải lên: 13/08/2014, 17:20

... to 12 above 12 to 18 18 to 25 25 to 50 50 to 90 90 to 150 150 3 5 6.5 8 10 12.5 15 up to 18 3 above 18 to 75 5 150 and above 10 75 to 150 7.5 82 5.3 C6 Other liau ... Yes Yes Rolling High DTD 55 98 (XG 287 ) bearings MIL 6-2 382 7A Clay None 55 (-65) Not Yes Yes Rolling High DTD 55 98 (XG 287 ) applicable+ bearings MILG-2 382 7A Dye 260...

Ngày tải lên: 13/08/2014, 17:20

... quality 7.10 0.303 0.70 0 .90 0 .90 1.22 1.22 0.028 0.036 0.036 0.048 0.048 3 I6 I I 16 3 4.80 - 6.40 i 7 .90 - 9. 50 a 12.70 I 0.70 0.70 0 .90 0 .90 0.028 0.028 0.036 ... I10 0. 394 ______ - 3 BRASS IS0 196 3.35 0.132 0.70 0.028 4.8 IS 4.50 0.178 0 .90 0.036 6.1 I Half-hard or normalised NYLON 6.10 0.240 0 .90 0.036 7 .9 - 16 5 7.1...

Ngày tải lên: 13/08/2014, 17:20

... be obtained by substituting r for x and 17 1 = U 2 =0 in eqn (4.2a) 172 Tribology in machine design 4.15.11. Lubric ati on of seals The initial assumptions used in analyses ... the fluctuating loads on cylindrical bearing films is more difficult to analyse. Squeeze-film action is important in cushioning and maintaining a film in linkage bea...

Ngày tải lên: 13/08/2014, 17:20