Output of RDBILLET, English version (option "finished round diameter assigned") =============================================================================== release 3.8 (phi = relief angle) R D B I L L E T L I N E D E S I G N F O R R O U N D 16 Line for personalization Number of stands 14 Round billet diameter (hot) 90 mm Hot billet section area 6361 mm^2 Billet temperature 1150 °C Final speed 24.00 m/s Rolling temperature calculated Theoretical mill throughput 133 t/h Filename: test16.rbt Rolled stock: carbon steel with C = 1 ; Mn = 1 ; Cr = 1 [%] The values of lamk (elongation coefficient between two consecutive definite passes) are shown at each round (bottom right). All together they are: 1.910043 1.819089 1.732466 1.649968 1.571398 1.49657 1.32 (finishing sequence) Design parameters for stands 1 to 12: - zlk = 1.05 (range 1.03 to 1.07: by raising zlk you can increase load on stands 1 to 6 and decrease load on stands 7 to 12) - no values of RD-to-RD lambda have been forced - round shape factor RSF = .998 - oval reduction factors ORF for ovals 1 TO 11: .93 .93 .9 .9 .9 .9 - RPF = 1 - STH on FINAL REPORT 1 OV b1t h1t b1r h1r r maxw gap dnom dwor [mm] 124.2 54.0 100.8 54.0 85.0 111.8 12 360 325.2 cE3 area slip speed revs temp K 14 P 84 M 5618 N 174 4357 1.032 1136 64.6 1123 133 824 55092 373 R% 31.51 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 27.2 HSC: 50; KSC: 0; span: 800 mm possible compound stress in rolls: 49 N/mm^2, or 5 kg/mm^2 2 RD drn h1r b1r maxw gap dnom dwor [mm] 65.1 65.1 65.2 66.4 8 360 309.4 phi [degrees] = 20 cE3 area slip speed revs temp K 17 P 64 M 4219 N 195 3330 1.016 1486 90.3 1011 166 625 41378 391 R% 23.56 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 27.8 lamk = 1.910043 HSC: 50; KSC: 0; span: 800 mm possible compound stress in rolls: 43 N/mm^2, or 4.4 kg/mm^2 3 OV b1t h1t b1r h1r r maxw gap dnom dwor [mm] 93.5 38.5 75.9 38.5 66.5 84.7 8 360 334.2 cE3 area slip speed revs temp K 22 P 86 M 4992 N 190 2333 1.036 2122 117 1020 212 843 48951 600 R% 29.95 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 23.0 HSC: 50; KSC: 0; span: 800 mm possible compound stress in rolls: 46 N/mm^2, or 4.7 kg/mm^2 4 RD drn h1r b1r maxw gap dnom dwor [mm] 48.3 48.3 48.5 49.2 6 360 322 phi [degrees] = 20 cE3 area slip speed revs temp K 19 P 45 M 2689 N 184 1831 1.017 2704 158 1032 183 446 26373 435 R% 21.52 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 23.9 lamk = 1.819089 HSC: 50; KSC: 0; span: 800 mm possible compound stress in rolls: 27 N/mm^2, or 2.7 kg/mm^2 5 OV b1t h1t b1r h1r r maxw gap dnom dwor [mm] 75.2 29.2 56.1 29.2 55.5 65.3 8 300 281.7 cE3 area slip speed revs temp K 22 P 49 M 2201 N 147 1355 1.034 3655 240 1047 216 482 21587 541 R% 25.99 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 21.1 HSC: 60; KSC: 1; span: 800 mm possible compound stress in rolls: 44 N/mm^2, or 4.5 kg/mm^2 6 RD drn h1r b1r maxw gap dnom dwor [mm] 36.7 36.7 36.9 36.9 6 300 272.7 phi [degrees] = 20 cE3 area slip speed revs temp K 19 P 29 M 1371 N 139 1057 1.018 4685 322 1059 190 284 13442 454 R% 22.01 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 21.7 lamk = 1.732466 HSC: 60; KSC: 1; span: 800 mm possible compound stress in rolls: 28 N/mm^2, or 2.9 kg/mm^2 7 OV b1t h1t b1r h1r r maxw gap dnom dwor [mm] 57.4 22.4 43.6 22.4 42.5 52.8 4 300 283.8 cE3 area slip speed revs temp K 24 P 35 M 1360 N 129 800.8 1.034 6183 402 1072 230 343 13338 562 R% 24.22 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 18.2 HSC: 60; KSC: 1; span: 800 mm possible compound stress in rolls: 30 N/mm^2, or 3.1 kg/mm^2 8 RD drn h1r b1r maxw gap dnom dwor [mm] 28.6 28.6 28.6 28.9 4 300 277.9 phi [degrees] = 20 cE3 area slip speed revs temp K 21 P 21 M 867 N 119 640.5 1.018 7731 522 1083 201 203 8501 464 R% 20.02 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 18.9 lamk = 1.649968 HSC: 60; KSC: 1; span: 800 mm possible compound stress in rolls: 19 N/mm^2, or 1.9 kg/mm^2 9 OV b1t h1t b1r h1r r maxw gap dnom dwor [mm] 45.4 17.7 34.5 17.7 33.5 41.9 3 300 286.9 cE3 area slip speed revs temp K 25 P 25 M 855 N 105 501.3 1.033 9877 636 1096 241 246 8386 558 R% 21.73 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 15.8 HSC: 60; KSC: 1; span: 800 mm possible compound stress in rolls: 21 N/mm^2, or 2.1 kg/mm^2 10 RD drn h1r b1r maxw gap dnom dwor [mm] 22.8 22.8 22.8 23.5 2 300 281.1 phi [degrees] = 20 cE3 area slip speed revs temp K 21 P 15 M 565 N 92 407.6 1.017 12148 811 1106 209 149 5542 470 R% 18.69 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 16.6 lamk = 1.571398 HSC: 60; KSC: 1; span: 800 mm possible compound stress in rolls: 13 N/mm^2, or 1.3 kg/mm^2 11 OV b1t h1t b1r h1r r maxw gap dnom dwor [mm] 36.1 14.4 28.1 14.4 26.0 33.7 2 300 288.9 cE3 area slip speed revs temp K 26 P 19 M 558 N 74 329.7 1.031 15018 963 1118 253 183 5475 552 R% 19.11 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 13.8 HSC: 60; KSC: 1; span: 800 mm possible compound stress in rolls: 15 N/mm^2, or 1.5 kg/mm^2 12 RD drn h1r b1r maxw gap dnom dwor [mm] 18.6 18.6 18.6 19.1 2 300 284.9 phi [degrees] = 20 cE3 area slip speed revs temp K 22 P 11 M 375 N 58 272.3 1.017 18181 1198 1126 213 110 3680 462 R% 17.40 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 14.8 lamk = 1.49657 HSC: 60; KSC: 1; span: 800 mm possible compound stress in rolls: 9 N/mm^2, or .9 kg/mm^2 13 LOV b1t h1t b1r h1r r maxw gap dnom dwor [mm] 25.82 13.84 21.14 13.84 15.50 24.37 2 240 229.6 cE3 area slip speed revs temp K 22 P 8 M 171 N -2 235.8 1.021 20995 1709 1134 220 82 1679 300 R% 13.42 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 11.7 HSC: 70; KSC: 2.5; span: 800 mm possible compound stress in rolls: 13 N/mm^2, or 1.4 kg/mm^2 14 FIN drn h1r maxw gap dnom dwor [mm] 16.21 16.21 16.37 1 240 226.3 cE3 area slip speed revs temp K 20 P 6 M 127 N -19 206.3 1.014 24000 1995 1141 191 57 1243 260 R% 12.51 mm^2 mm/s rpm °C N/mm^2 kN N m kW bite angle [degrees] = 12.0 lamk = 1.32 HSC: 70; KSC: 2.5; span: 800 mm possible compound stress in rolls: 10 N/mm^2, or 1 kg/mm^2 for double radius pass, d2 = 16.46 mm DATE (MM-DD-YY): 09-05-2004 HOUR: 01:02:18 Processing time: < 1 s Overall power required = 6422 kW