Output of 3ROUND, American version (option "finished round diameter assigned") ============================================================================== release 3.7 (phi = relief angle) 3 R O U N D L I N E D E S I G N F O R R O U N D 24 / 64 The ABCD Steel & Wire Co Number of stands 17 A Hot billet side 5.07 in. Hot billet radius .5 in. Hot billet section area 25.4899 sq.in. Billet temperature 2100 °F Final speed 8000 fpm Rolling temperature calculated Theor. mill throughput 88 short tons/h Filename: r24_64.rd3 Rolled stock: carbon steel with C = .56 ; Mn = .28 ; Cr = .12 [%] The values of lamk (elongation coefficient between two consecutive definite passes) are shown at each round (bottom right). All together they are: 2.422792 (billet to round 3) 2.29882 2.189353 2.085098 1.985808 1.891246 1.801187 1.307644 (finishing sequence) Design parameters for stands 4 to 15: - zlk = 1.05 (range 1.03 to 1.07: by raising zlk you can increase load on stands 4 to 9 and decrease load on stands 10 to 15) - no values of RD-to-RD lambda have been forced - RPF = 1 - STH on FINAL REPORT 1 BOX bgw h1t b1r h1r r maxw gap dnom dwor [in.] 5.868 3.803 5.391 3.803 0.400 6.338 1.140 17 14.365 phi [degrees] = 10 cE3 area slip speed revs temp K P M N 111 20.361 1.017 45 11.6 2022 7543 59 29572 66 R% 20.12 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 24.2 HSC: 50; KSC: 0 2 OV b1t h1t b1r h1r r maxw gap dnom dwor [in.] 8.162 2.763 5.815 2.763 6.720 6.860 0.880 17 15.487 cE3 area slip speed revs temp K P M N 117 13.457 1.034 67 16.1 1961 15639 143 78260 239 R% 33.91 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 36.6 HSC: 50; KSC: 0 3 RD drn h1r b1r maxw gap dnom dwor [in.] 3.660 3.806 3.322 3.891 0.580 17 14.217 phi [degrees] = 30 cE3 area slip speed revs temp K P M N 123 10.521 1.012 86 22.9 1902 16890 86 50088 218 R% 21.82 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 30.8 lambda 0->3 = 2.422792 HSC: 50; KSC: 0 4 OV b1t h1t b1r h1r r maxw gap dnom dwor [in.] 5.134 1.708 4.430 1.708 4.280 4.548 0.400 15 13.967 cE3 area slip speed revs temp K P M N 101 5.796 1.048 156 40.8 1825 27108 174 91930 714 R% 44.90 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 27.9 HSC: 60; KSC: 1 5 RD drn h1r b1r maxw gap dnom dwor [in.] 2.414 2.511 2.212 2.530 0.320 15 13.065 phi [degrees] = 26 cE3 area slip speed revs temp K P M N 106 4.577 1.013 198 57.1 1760 25217 70 34757 378 R% 21.04 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 31.5 lamk = 2.29882 HSC: 60; KSC: 1 6 OV b1t h1t b1r h1r r maxw gap dnom dwor [in.] 3.925 1.036 3.160 1.036 3.980 3.300 0.320 15 14.408 cE3 area slip speed revs temp K P M N 104 2.593 1.057 350 87.7 1759 40318 150 66894 1117 R% 43.34 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 23.2 HSC: 60; KSC: 1 7 RD drn h1r b1r maxw gap dnom dwor [in.] 1.631 1.697 1.488 1.698 0.240 15 13.697 phi [degrees] = 26 cE3 area slip speed revs temp K P M N 98 2.090 1.014 434 119 1784 29651 49 22580 513 R% 19.39 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 26.7 lamk = 2.189353 HSC: 60; KSC: 1 8 OV b1t h1t b1r h1r r maxw gap dnom dwor [in.] 2.474 0.742 2.171 0.742 2.240 2.277 0.120 13 12.480 cE3 area slip speed revs temp K P M N 59 1.216 1.056 746 216 1812 41666 80 26579 1093 R% 41.82 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 19.9 HSC: 70; KSC: 2 9 RD drn h1r b1r maxw gap dnom dwor [in.] 1.130 1.175 1.036 1.179 0.160 13 12.093 phi [degrees] = 26 cE3 area slip speed revs temp K P M N 50 1.003 1.014 904 281 1836 30718 26 8977 481 R% 17.57 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 23.4 lamk = 2.085098 HSC: 70; KSC: 2 10 OV b1t h1t b1r h1r r maxw gap dnom dwor [in.] 1.859 0.498 1.609 0.498 1.860 1.714 0.080 13 12.640 cE3 area slip speed revs temp K P M N 37 0.609 1.056 1489 426 1863 48405 56 15775 1279 R% 39.24 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 16.6 HSC: 70; KSC: 2 11 RD drn h1r b1r maxw gap dnom dwor [in.] 0.802 0.834 0.736 0.853 0.080 13 12.319 phi [degrees] = 26 cE3 area slip speed revs temp K P M N 22 0.505 1.014 1796 549 1886 34368 18 5631 588 R% 17.12 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 20.4 lamk = 1.985808 HSC: 70; KSC: 2 12 OV b1t h1t b1r h1r r maxw gap dnom dwor [in.] 1.393 0.347 1.220 0.347 1.480 1.313 0.040 13 12.729 cE3 area slip speed revs temp K P M N 0 0.319 1.055 2846 809 1911 56171 41 9741 1501 R% 36.89 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 14.1 HSC: 70; KSC: 2 13 RD drn h1r b1r maxw gap dnom dwor [in.] 0.583 0.606 0.532 0.610 0.080 13 12.524 phi [degrees] = 26 cE3 area slip speed revs temp K P M N -24 0.267 1.013 3397 1022 1933 38156 13 3539 688 R% 16.22 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 18.0 lamk = 1.891246 HSC: 70; KSC: 2 14 OV b1t h1t b1r h1r r maxw gap dnom dwor [in.] 1.141 0.249 0.924 0.249 1.360 1.046 0.040 13 12.811 cE3 area slip speed revs temp K P M N -60 0.181 1.051 5007 1420 1957 63816 29 6007 1623 R% 32.16 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 12.0 HSC: 70; KSC: 2 15 RD drn h1r b1r maxw gap dnom dwor [in.] 0.434 0.452 0.399 0.464 0.040 13 12.625 phi [degrees] = 26 cE3 area slip speed revs temp K P M N -98 0.148 1.013 6118 1827 1978 42494 9.8 2454 853 R% 18.16 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 15.7 lamk = 1.801187 HSC: 70; KSC: 2 16 LOV b1t h1t b1r h1r r maxw gap dnom dwor [in.] 0.635 0.313 0.542 0.313 0.400 0.602 0.040 12 11.761 cE3 area slip speed revs temp K P M N -152 0.133 1.019 6795 2165 1988 41631 6.7 763 315 R% 9.96 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 6.8 HSC: 80; KSC: 3 17 FIN drn h1r maxw gap dnom dwor [in.] 0.380 0.380 0.384 0.020 12 11.674 cE3 area slip speed revs temp K P M N -178 0.113 1.014 8000 2581 1999 37362 5.1 725 356 R% 15.07 sq.in. fpm rpm °F psi tons ft-lb HP bite angle [degrees] = 9.6 lamk = 1.307644 HSC: 80; KSC: 3 for double radius pass, d2 = 0.385 in. DATE (MM-DD-YY): 04-21-2002 HOUR: 17:26:43 Processing time: < 1 s Overall power required = 12022 HP (or 8964 kW)