TCVN2029:1977

Tiêu chuẩn Việt Nam TCVN 2029:1977 về Lò xo xoắn trụ nén loại III cấp 2 bằng thép mặt cắt tròn - Thông số cơ bản TIÊU CHUẨN NHÀ NƯỚC TCVN 2029 – 77 LÒ XO XOẮN TRỤ NÉN LOẠI III, CẤP 2 BẰNG THÉP MẶT CẮT TRÒN - THÔNG SỐ CƠ BẢN Cylindrical helical compression springs of III class and of 2 category made of round steel - Main parameters of coils 1. Tiêu chuẩn này áp dụng cho lò xo nén loại III cấp 2 có lực khi biến dạng lớn nhất (P 3 ) từ 315 đến 14000N. 2. Thông số cơ bản của lò xo phải phù hợp với chỉ dẫn trong bảng. 3. Vật liệu: dây thép * có đường kính từ 3 đến 12 mm. 4. Phân loại lò xo – theo TCVN 2018 – 77. 5. Phương pháp xác định các kích thước của lò xo – theo TCVN 2019 – 77. Số hiệu của lò xo Lực lò xo khi biến dạng lớn nhất P 3 , N Đường kính dây d, mm Đường kính ngoài của lò xo D, mm Độ cứng của một vòng Z 1 , N/mm Biến dạng lớn nhất của một vòng f 3 , mm 1 2 3 4 5 6 1 315 3,0 40 16,00 19,690 2 335 38 18,88 17,740 3 355 36 22,54 15,750 4 375 34 27,22 13,780 5 400 3,0 32 33,18 12,060 6 425 30 41,15 10,330 7 450 28 51,84 8,681 8 3,5 45 20,98 21,450 9 10 475 3,0 3,5 26 42 66,57 26,30 7,135 18,060 11 12 500 3,0 3,5 25 40 76,07 30,85 6,573 16,210 13 14 530 3,0 3,5 24 38 87,46 36,51 6,060 14,520 15 16 17 560 3,0 3,5 4,0 22 36 52 118,30 43,71 23,15 4,734 12,810 24,190 18 19 20 600 3,0 3,5 4,0 21 34 50 138,90 52,89 26,30 4,320 11,340 22,810 21 22 23 630 3,0 3,5 4,0 20 32 48 164,60 64,82 30,05 3,827 9,718 20,960 24 25 26 670 3,0 3,5 4,0 19 30 45 198,10 80,63 37,14 3,382 8,309 18,040 27 28 29 30 710 3,0 3,5 4,0 4,5 18 28 42 60 240,00 102,00 46,65 24,01 2,958 6,961 15,220 29,570 31 32 33 34 750 3,0 3,5 4,0 4,5 17 26 40 55 294,60 131,70 54,87 31,84 2,546 5,695 13,670 23,560 35 36 37 38 800 3,0 3,5 4,0 4,5 16 25 38 52 368,70 151,20 65,14 38,26 2,170 5,291 12,280 20,910 39 40 41 42 850 3,0 3,5 4,0 4,5 15 24 36 50 468,80 173,90 78,12 43,54 1,813 4,888 10,880 19,520 43 44 45 46 900 3,5 4,0 4,5 5,0 22 34 48 65 237,00 94,81 49,77 28,94 3,797 9,493 18,080 31,100 47 48 49 50 950 3,5 4,0 4,5 5,0 21 32 45 63 280,00 116,60 61,73 32,03 3,393 8,148 15,390 29,660 51 52 53 54 1000 3,5 4,0 4,5 5,0 20 30 42 60 334,10 145,70 77,76 37,56 2,994 6,863 12,860 26,620 55 56 57 58 59 1060 3,5 4,0 4,5 5,0 5,5 19 28 40 55 75 402,60 185,20 91,65 50,00 27,26 2,633 5,724 11,570 21,200 38,890 60 61 62 63 64 1120 3,5 4,0 4,5 5,0 5,5 18 26 38 52 70 492,20 240,40 109,30 60,20 34,10 2,275 4,659 10,250 18,600 32,840 65 66 67 68 69 1180 3,5 4,0 4,5 5,0 5,5 17 25 36 50 65 609,90 276,40 131,20 68,59 43,44 1,935 4,269 8,994 17,200 27,160 70 71 72 73 74 1250 4,0 4,5 5,0 5,5 6,0 24 34 48 63 80 320,00 159,70 78,60 48,14 32,01 3,906 7,827 15,900 25,960 39,050 75 76 77 78 79 1320 4,0 4,5 5,0 5,5 6,0 22 32 45 60 75 439,00 197,30 97,66 56,53 39,45 3,007 6,690 13,520 23,350 33,460 80 81 82 83 84 1400 4,0 4,5 5,0 5,5 6,0 21 30 42 55 70 521,00 246,90 123,40 75,45 49,39 2,687 5,670 11,340 18,560 28,340 85 86 87 88 89 1500 4,0 4,5 5,0 5,5 6,0 20 28 40 52 65 625,00 316,40 145,80 91,03 63,10 2,400 4,741 10,290 16,480 23,770 90 91 92 93 1600 4,5 5,0 5,5 6,0 26 38 50 63 412,60 173,90 103,80 70,00 3,878 9,201 15,410 22,860 94 95 96 97 1700 4,5 5,0 5,5 6,0 25 36 48 60 476,00 209,80 119,20 82,30 3,572 8,103 14,260 20,660 98 99 100 101 102 1800 4,5 5,0 5,5 6,0 7,0 24 34 45 55 90 553,00 256,30 148,50 110,00 41,96 3,255 7,023 12,120 16,360 42,900 103 104 105 106 107 1900 4,5 5,0 5,5 6,0 7,0 22 32 42 52 85 764,50 317,50 188,20 133,00 50,63 2,485 5,984 10,100 14,280 37,530 108 109 110 111 2000 5,0 5,5 6,0 7,0 30 40 50 80 400,00 222,80 152,40 61,70 5,000 8,977 13,120 32,410 112 113 114 115 2120 5,0 5,5 6,0 7,0 28 38 48 75 513,70 266,60 174,90 76,36 4,127 7,952 12,120 27,760 116 117 118 119 120 2240 5,0 5,5 6,0 7,0 8,0 26 36 45 70 105 674,80 322,60 218,50 96,02 44,94 3,320 6,944 10,250 23,330 49,840 121 122 123 124 125 2360 5,0 5,5 6,0 7,0 8,0 25 34 42 65 100 781,20 395,20 277,80 123,30 52,60 3,021 5,972 8,495 19,140 44,870 126 127 128 129 2500 5,5 6,0 7,0 8,0 32 40 63 95 491,80 329,70 136,70 62,20 5,083 7,582 18,290 40,190 130 131 132 133 2650 5,5 6,0 7,0 8,0 30 38 60 90 622,40 396,20 161,40 74,29 4,258 6,688 16,420 35,670 134 135 136 137 2800 5,5 6,0 7,0 8,0 28 36 55 85 803,30 480,00 216,80 89,72 3,486 5,833 12,920 31,210 138 139 140 141 3000 6,0 7,0 8,0 9,0 34 52 80 120 590,40 263,40 109,70 47,98 5,081 11,390 27,350 62,530 142 143 144 145 3150 6,0 7,0 8,0 9,0 32 50 75 110 737,30 302,40 135,90 63,72 4,272 10,420 23,180 49,440 146 147 148 149 3350 6,0 7,0 8,0 9,0 30 48 70 105 937,50 347,90 171,80 74,16 3,573 9,629 19,500 45,180 150 151 152 153 3550 7,0 8,0 9,0 10,0 45 65 100 130 437,60 221,20 87,09 57,87 8,113 16,050 40,760 61,340 154 155 156 157 3750 7,0 8,0 9,0 10,0 42 63 95 125 560,00 246,20 103,00 65,75 6,696 15,230 36,410 57,030 158 159 160 161 4000 7,0 8,0 9,0 10,0 40 60 90 120 668,10 291,30 123,50 75,13 5,987 13,730 32,400 53,240 162 163 164 165 4250 7,0 8,0 9,0 10,0 38 55 85 110 805,90 394,50 149,70 100,00 5,273 10,770 28,390 42,500 166 167 168 169 4500 7,0 8,0 9,0 10,0 36 52 80 105 984,50 480,80 183,20 116,60 4,571 9,359 24,560 38,590 170 171 172 173 4750 8,0 9,0 10,0 11,0 50 75 100 140 552,90 228,20 137,20 68,15 8,591 20,810 34,620 69,700 174 175 176 177 5000 8,0 9,0 10,0 11,0 48 70 95 130 640,00 288,70 162,80 86,88 7,812 17,320 30,710 57,550 178 179 180 181 182 5300 8,0 9,0 10,0 11,0 12,0 45 65 90 125 160 808,60 374,10 195,30 98,83 64,02 6,554 14,170 27,140 53,630 82,790 183 184 185 186 187 5600 8,0 9,0 10,0 11,0 12,0 42 63 85 120 150 1042,00 416,70 237,00 113,00 78,90 5,374 13,440 23,630 49,560 70,980 188 189 190 191 192 6000 8,0 9,0 10,0 11,0 12,0 40 60 80 110 140 1250,00 494,60 291,50 150,90 98,88 4,800 12,130 20,580 39,760 60,680 193 194 195 196 6300 9,0 10,0 11,0 12,0 55 75 105 130 674,10 364,20 176,30 126,30 9,346 17,300 35,740 49,880 197 198 199 200 6700 9,0 10,0 11,0 12,0 52 70 100 125 825,20 463,00 207,70 143,70 8,119 14,470 32,260 46,620 201 202 203 204 7100 9,0 10,0 11,0 12,0 50 65 95 120 951,90 601,10 246,70 164,60 7,459 11,810 28,780 43,130 205 206 207 208 7500 9,0 10,0 11,0 12,0 48 63 90 110 1109,00 671,70 297,20 220,10 6,763 11,160 25,240 34,080 209 210 211 212 8000 9,0 10,0 11,0 12,0 45 60 85 105 1406,00 800,00 360,90 257,80 5,690 10,000 22,170 31,030 213 214 215 8500 10,0 11,0 12,0 55 80 100 1097,00 446,20 304,30 7,748 19,050 27,030 216 217 218 9000 10,0 11,0 12,0 52 75 95 1350,00 558,50 362,70 6,667 16,110 24,820 219 220 221 9500 10,0 11,0 12,0 50 70 90 1562,00 712,90 437,00 6,082 13,330 21,740 222 223 10000 11,0 12,0 65 85 929,80 533,00 10,760 18,760 224 225 10600 11,0 12,0 63 80 1040,00 659,50 10,190 16,070 226 227 11200 11,0 12,0 60 75 1248,00 829,30 8,974 13,500 228 11800 11,0 55 1719,00 6,864 229 12,0 70 1063,00 11,100 230 12500 65 1390,00 8,993 231 13200 63 1563,00 8,445 232 14000 60 1875,00 7,467 * Tạm thời theo ГOCT 14963-69 của Liên xô hay các tiêu chuẩn tương ứng của các nước khác cho đến khi có tiêu chuẩn Việt Nam tương ứng.