tailieunhanh - mechanical design an integrated approach Part 14

Tham khảo tài liệu 'mechanical design an integrated approach part 14', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 760 APPENDIX A Units Properties of Shapes and Beam Deflections Table Properties of rolled-steel S shapes American standard 1 beams SI Units Designation Area IO3 mnr Depth mm Flange Web thickness mm Axis x-x Axisji-J Width mm Thickness mm ỉ 10tì mm4 r mm s 103 mm3 z 106mm4 mm S 610 X 149 19 0 610 184 22. Ỉ 995 229 3260 X 119 610 178 878 241 2880 5 510 X 141 18 0 508 Ỉ83 670 193 2640 X 112 508 162 20. Ỉ 533 193 2100 6460 X 104 13 3 457 159 385 170 1685 10 0 X 81 10 4 457 152 335 180 1466 s 380 X 74 9 5 381 143 202 146 1060 26 2 X 64 8 13 381 140 186 151 977 5 310 X 74 305 139 17 4 127 116 833 X 52 6 64 305 129 10 9 120 625 4 11 5250 X 52 254 126 15 1 61 2 96 482 X 38 254 118 . 51 6 103 406 5 200 X 34 203 106 27 78 7 266 X 27 203 102 24 82 8 236 5 150 X 26 152 90 LI .0 144 17 2 X 19 2 36 152 84 9 20 62 2 121 5100 X 14 102 70 0 38 X 11 102 67. 2 53 I An American standard beam is designated by the letter s followed by the nominal depth in millimeters and the mass in kilograms per meter. APPENDIX A Units Properties of Shapes and Beam Deflections 761 Table Properties of rolled-steel S shapes American standard I beams . Customary Units Designation Area Depth in. Flange Web thickness in. Axis r-x Axisy-y Width in. Thickness in. 7 r in. s in 7 in in. S24 X 100 2390 199 X 2110 175 520 X 95 1610 161 X 75 1280 128 5 18 X 70 926 Ị 103 X .