CONTROL VALVE HANDBOOK Episode 1 Part 8 potx

... T D , LBFSIN. Composition Bearings 60 Degrees 70 Degrees 2 3 4 6 8 1/ 2 3/4 3/4 1 1 -1/ 4 0 .15 0 .10 0 .10 1. 80 1. 80 80 280 380 500 750 0 .11 0 .15 1. 10 1. 10 3 .80 0.60 3 .80 18 .0 36.0 60.0 515 212 0 212 0 414 0 982 0 10 12 14 16 18 20 1- 1/4 1- 1/2 1- 3/4 2 2 -1/ 8 2 -1/ 2 1. 80 4.00 42 60 60 97 12 50 3000 2400 280 0 280 0 5200 3 .80 11 ....

Ngày tải lên: 07/08/2014, 12:22

... Chapter 1. Introduction to Control Valves 14 W6 213 /IL ECCENTRIC DISK VALVE Figure 1- 14. Typical Rotary-Shaft Control Valve Constructions W5477/IL W4920/IL W46 41 CONVENTIONAL DISK BUTTERFLY VALVE SEGMENTED ... (figure 1- 9); angle-style (figure 1- 10); three-way (figure 1- 11) ; unbalanced cage-guided (figure 1- 3); and balance cage-guided (figure 1- 12). Lower Valve...

Ngày tải lên: 07/08/2014, 12:22

... ENVIRO-SEAL Graphite ULF Packing System 39B4 612 -A Chapter 3. Valve and Actuator Types 47 Figure 3 -11 . Eccentric-Disk Rotary-Shaft Control Valve W8 380 D They use standard pneumatic diaphragm or ... weld- ing. Figure 3 -15 . Typical Bonnet, Flange, and Stud Bolts W0 989 /IL Valve Body Bonnets The bonnet of a control valve is that part of the body assembly through which the...

Ngày tải lên: 07/08/2014, 12:22

... 236 224 0 .82 0 .82 0.69 0.72 0. 28 0. 28 6 Cage Guided Linear Equal Percentage 7 2 433 394 0 .84 0 .85 0.74 0. 78 0. 28 0.26 8 Cage Guided Linear Equal Percentage 8 3 84 6 81 8 0 .87 0 .86 0. 81 0. 81 0. 31 0.26 Chapter ... 5 /16 1 1 /8 1 1 /8 72.9 59.7 0.77 0 .85 0.64 0.69 0.33 0. 31 3 Cage Guided Linear Equal Percentage 3 7 /16 1 1/2 14 8 13 6 0 .82 0 ....

Ngày tải lên: 07/08/2014, 12:22

... Steel (ASTM A 217 Grade C5) 80 . . . . . . . . Cast Type 304 Stainless Steel (ASTM A3 51 Grade CF3) 81 . . . . . . . . . . . Cast Type 316 Stainless Steel (ASTM A3 51 Grades CF8M and CG8M) 82 Pressure-Temperature ... ensure that the control valve is not the weak- est link. Following are definitions for process control, sliding-stem control valve, rotary-shaft control valve,...

Ngày tải lên: 07/08/2014, 12:22

... 0.42 1. 14 VALVE ACTION / CLOSING 10 0. 41 1 .14 Valve C VALVE ACTION / OPENING 2 4.4 5.49 VALVE ACTION / CLOSING −2 NR NR VALVE ACTION / OPENING 5 5. 58 7.06 VALVE ACTION / CLOSING −5 2 .16 3.9 VALVE ... CLOSING 10 0.23 0.46 Valve B VALVE ACTION / OPENING 2 5. 61 7.74 VALVE ACTION / CLOSING −2 0.46 1. 67 VALVE ACTION / OPENING 5 1. 14 2. 31 VALVE ACTION / CLOSI...

Ngày tải lên: 07/08/2014, 12:22

... 2 48 9.75 2 51 9 .88 2 51 9 .88 50 2 254 10 .00 267 10 .50 267 10 .50 282 11 .12 286 11 .25 284 11 .37 65 2 1/ 2 276 10 .88 289 11 . 38 292 11 .50 3 08 12 .12 311 12 .25 314 12 .37 80 3 2 98 11 .75 311 12 .25 3 18 12 .50 ... 44 67 11 1 565 1 (1) 21 42 64 10 7 593 1 (1) 18 36 53 89 6 21 1 (1) 14 28 41 69 649 1 (1) 11 21 32 53 676 1 (1) 8 16 23...

Ngày tải lên: 07/08/2014, 12:22

... 286 10 .00 11 .25 292 375 11 .50 14 .75 3 18 400 12 .50 15 .75 65 2 1/ 2 292 311 11 .50 12 .25 292 375 11 .50 14 .75 3 18 400 12 .50 15 .75 80 3 3 18 337 12 .50 13 .25 3 18 460 12 .50 18 .12 3 81 4 98 15 .00 19 .62 10 0 ... Long 15 1/ 2 273 292 10 .75 11 .50 273 292 10 .75 11 .50 3 08 3 18 12 .12 12 .50 20 3/4 273 292 10 .75 11 .50 273 292 10 .75 11 .50 3 08...

Ngày tải lên: 07/08/2014, 12:22

... _F T1 450 84 2 T2 300 572 T2A 280 536 T2B 260 500 T2C 230 446 T2D 215 419 T3 200 392 T3A 18 0 356 T3B 16 5 329 T3C 16 0 320 T4 13 5 275 T4A 12 0 2 48 T5 10 0 212 T6 85 18 5 The NEC states that any equipment that ... designated EN 17 59 -1, Part 1: Steel flanges Class designated (in preparation) Fluid Controls Institute (FCI) 70-2 -19 91, Control Valve Seat Leakage Chapter...

Ngày tải lên: 07/08/2014, 12:22

... 0.45 MgO 0. 81 Na 2 O 0.97 Al 2 O 3 1. 28 ThO 2 1. 30 ZrO 2 1. 56 Cu 2 O 1. 64 NiO 1. 65 FeO (on ␣-Fe) 1. 68 TiO 2 1. 70 1. 78 CoO 1. 86 Cr 2 O 3 2.07 Fe 3 O 4 (on ␣-Fe) 2 .10 Fe 2 O 3 (on ␣-Fe) 2 .14 Ta 2 O 5 2.50 Nb 2 O 5 2. 68 V 2 O 5 3 .19 WoO 3 3.30 076 516 2_Ch03_Roberge ... kJиmol 1 S, Jиmol 1 иK 1 G, kJиmol 1 Cr Gas 422.02 207. 58 11 6.25 Cr Solid 36.97 70...

Ngày tải lên: 05/08/2014, 09:20