Page 97 - Process Equipment and Plant Design Principles and Practices by Subhabrata Ray Gargi Das

94 Chapter 4 Shell and tube heat exchanger

Table 4.8b Tube count e triangular pitch.dcont’d
736(29) 397 376 338 334 316 736(29) 235 228 217 212 202
787.4(31) 472 454 430 424 400 787.4(31) 275 270 255 245 235
838(33) 538 522 486 470 454 838(33) 315 305 297 288 275
889(35) 508 592 562 546 532 889(35) 357 348 335 327 315
940(37) 674 664 632 614 598 940(37) 407 390 380 374 357
990.6(39) 766 736 700 688 672 990.6(39) 449 436 425 419 407

38.10 mm 1 1 00 OD on 47.625 mm 1 7 00 triangular pitch
2 8
305(12) 18 14 14 14 12
1
336.5 13 4 27 22 18 16 14
1
387 15 36 34 32 30 27
4
1
438 17 48 44 42 38 36
4
1
489 19 61 58 55 51 48
4

540 21 1 76 72 70 66 61
4

590.55 23 1 95 91 86 80 76
4
635(25) 115 110 105 98 95
686(27) 136 131 125 118 115
736(29) 160 154 147 141 136
787.4(31) 184 177 172 165 160
838(33) 215 206 200 190 184
889(35) 246 238 230 220 215
940(37) 275 268 260 252 246
990.6(39) 307 299 290 284 275