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Tiêu chuẩn Việt Nam TCVN 2028:1977 Lò xo xoắn trụ nén loại III cấp 1 bằng thép mặt cắt tròn
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Tiêu chuẩn Việt Nam TCVN 2028:1977
Số hiệu: | TCVN 2028:1977 | Loại văn bản: | Tiêu chuẩn Việt Nam |
Cơ quan ban hành: | Lĩnh vực: | Công nghiệp | |
Ngày ban hành: | 01/01/1977 | Hiệu lực: | |
Người ký: | Tình trạng hiệu lực: | Đã biết Vui lòng đăng nhập tài khoản gói Tiêu chuẩn hoặc Nâng cao để xem Tình trạng hiệu lực. Nếu chưa có tài khoản Quý khách đăng ký tại đây! | |
TIÊU CHUẨN NHÀ NƯỚC
TCVN 2028 – 77
LÒ XO XOẮN TRỤ NÉN LOẠI III, CẤP 1 BẰNG THÉP MẶT CẮT TRÒN - THÔNG SỐ CƠ BẢN
Cylindrical helical compression springs of III class and of 1 category made of round steel - Main parameters of coils
1. Tiêu chuẩn này áp dụng cho lò xo nén loại III, cấp 1 có lực khi biến dạng lớn nhất (P3) từ 12,5 đến 1000 N.
2. Thông số cơ bản của lò xo phải phù hợp với chỉ dẫn trong bảng.
3. Vật liệu: dây thép loại I* có đường kính từ 0,3 đến 2,8 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 P3, N | Đường kính dây d, mm | Đường kính dây bện db, mm | Đường kính ngoài của lò xo D, mm | Độ cứng của một vòng Z1, N/mm | Biến dạng lớn nhất của một vòng f3, mm |
1 | 2 | 3 | 4 | 5 | 6 | 7 |
1 2 3 | 12,5 | 0,30 0,36 0,40 | 0,66 0,79 0,88 | 4,8 8,0 11,0 | 4,22 1,68 0,93 | 2,962 7,440 13,440 |
4 5 6 | 13,2 | 0,30 0,36 0,40 | 0,66 0,79 0,88 | 4,5 7,5 10,5 | 5,27 2,08 1,08 | 2,505 6,346 12,220 |
7 8 9 | 14,0 | 0,30 0,36 0,40 | 0,66 0,79 0,88 | 4,2 7,0 10,0 | 6,69 2,62 1,27 | 2,093 5,344 11,020 |
10 11 12 13 | 15,0 | 0,30 0,36 0,40 0,45 | 0,66 0,79 0,88 0,99 | 4,0 6,5 9,5 13,0 | 7,94 3,36 1,50 0,90 | 1,889 4,464 10,000 16,670 |
14 15 16 17 | 16,0 | 0,30 0,36 0,40 0,45 | 0,66 0,79 0,88 0,99 | 3,8 6,3 9,0 12,0 | 9,53 3,73 1,79 1,16 | 1,679 4,290 8,939 13,790 |
18 19 20 21 | 17,0 | 0,30 0,36 0,40 0,45 | 0,66 0,79 0,88 0,99 | 3,6 6,0 8,5 11,5 | 11,56 4,40 2,16 1,33 | 1,470 3,864 7,870 12,780 |
22 23 24 25 | 18,0 | 0,30 0,36 0,40 0,45 | 0,66 0,79 0,88 0,99 | 3,4 5,5 8,0 11,0 | 14,23 5,93 2,65 1,54 | 1,265 3,035 6,792 11,690 |
26 27 28 | 19,0 | 0,36 0,40 0,45 | 0,79 0,88 0,99 | 5,2 7,5 10,5 | 7,20 3,29 1,79 | 2,639 5,775 10,610 |
29 30 31 32 | 20,0 | 0,36 0,40 0,45 0,50 | 0,79 0,88 0,99 1,10 | 5,0 7,0 10,0 14,0 | 8,25 4,15 2,10 1,10 | 2,424 4,819 9,524 18,180 |
33 34 35 36 | 21,2 | 0,36 0,40 0,45 0,50 | 0,79 0,88 0,99 1,10 | 4,8 6,5 9,5 13,0 | 9,52 5,34 2,49 1,40 | 2,227 3,970 8,514 15,140 |
37 38 39 40 | 22,4 | 0,36 0,40 0,45 0,50 | 0,79 0,88 0,99 1,10 | 4,5 6,3 9,0 12,0 | 11,97 5,94 2,98 1,81 | 1,871 3,771 7,517 12,380 |
41 42 43 44 45 | 23,6 | 0,36 0,40 0,45 0,50 0,56 | 0,79 0,88 0,99 1,10 1,23 | 4,2 6,0 8,5 11,5 16,0 | 15,34 7,03 3,61 2,08 1,15 | 1,538 3,357 6,537 11,350 20,520 |
46 47 48 49 50 | 25,0 | 0,36 0,40 0,45 0,50 0,56 | 0,79 0,88 0,99 1,10 1,23 | 4,0 5,5 8,0 11,0 15,0 | 18,33 9,51 4,43 2,41 1,42 | 1,364 2,629 5,643 10,370 17,610 |
51 52 53 54 | 26,5 | 0,40 0,45 0,50 0,56 | 0,88 0,99 1,10 1,23 | 5,2 7,5 10,5 14,0 | 11,58 5,51 2,81 1,78 | 2,888 4,809 9,431 14,890 |
55 56 57 58 59 | 28,0 | 0,40 0,45 0,50 0,56 0,60 | 0,88 0,99 1,10 1,23 1,32 | 5,0 7,0 10,0 13,0 17,0 | 13,32 6,98 3,31 2,26 1,28 | 2,102 4,011 8,459 12,390 21,880 |
60 61 62 63 64 | 30,0 | 0,40 0,45 0,50 0,56 0,60 | 0,88 0,99 1,10 1,23 1,32 | 4,8 6,5 9,5 12,0 16,0 | 15,41 9,02 3,93 2,94 1,55 | 1,947 3,326 7,634 10,200 19,360 |
65 66 67 68 69 | 31,5 | 0,40 0,45 0,50 0,56 0,60 | 0,88 0,99 1,10 1,23 1,32 | 4,5 6,3 9,0 11,5 15,0 | 19,49 10,05 4,72 3,39 1,91 | 1,616 3,134 6,674 9,292 16,490 |
70 71 72 73 | 33,5 | 0,45 0,50 0,56 0,60 | 0,99 1,10 1,23 1,32 | 6,0 8,5 11,0 14,0 | 11,93 5,72 3,93 2,39 | 2,808 5,857 8,524 14,020 |
74 75 76 77 78 | 35,5 | 0,45 0,50 0,56 0,60 0,70 | 0,99 1,10 1,23 1,32 1,60 | 5,5 8,0 10,5 13,0 21,0 | 16,26 7,04 4,60 3,05 1,24 | 2,183 5,043 7,717 11,640 28,630 |
79 80 81 82 83 | 37,5 | 0,45 0,50 0,56 0,60 0,70 | 0,99 1,10 1,23 1,32 1,60 | 5,2 7,5 10,0 11,0 20,0 | 19,91 8,78 5,42 3,98 1,45 | 1,883 4,271 6,919 9,422 25,860 |
84 85 86 87 88 | 40,0 | 0,45 0,50 0,56 0,60 0,70 | 0,99 1,10 1,23 1,32 1,60 | 5,0 7,0 9,5 11,5 19,0 | 22,98 11,16 6,45 4,59 1,72 | 1,741 3,584 6,202 8,714 23,260 |
89 90 91 92 | 42,5 | 0,50 0,56 0,60 0,70 | 1,10 1,23 1,32 1,60 | 6,5 9,0 11,0 18,0 | 14,48 7,75 5,33 2,05 | 2,935 5,484 7,974 20,730 |
93 94 95 96 97 | 45,0 | 0,50 0,56 0,60 0,70 0,80 | 1,10 1,23 1,32 1,60 1,80 | 6,3 8,5 10,5 17,0 24,0 | 16,18 9,44 6,24 2,46 1,42 | 2,781 4,767 7,212 18,290 31,690 |
98 99 100 101 102 | 47,5 | 0,50 0,56 0,60 0,70 0,80 | 1,10 1,23 1,32 1,60 1,80 | 6,0 8,0 10,0 16,0 22,0 | 19,27 11,64 7,37 3,01 1,87 | 2,465 4,081 6,445 15,780 25,400 |
103 104 105 106 107 | 50,0 | 0,50 0,56 0,60 0,70 0,80 | 1,10 1,23 1,32 1,60 1,80 | 5,5 7,5 9,5 15,0 21,0 | 26,46 14,58 8,78 3,73 2,18 | 1,890 3,429 5,695 13,400 22,940 |
108 109 110 111 | 53,0 | 0,56 0,60 0,70 0,80 | 1,23 1,32 1,60 1,80 | 7,0 9,0 14,0 20,0 | 18,62 10,57 4,69 2,55 | 2,846 5,014 11,300 20,780 |
112 113 114 115 116 | 56,0 | 0,56 0,60 0,70 0,80 0,90 | 1,23 1,32 1,60 1,80 2,00 | 6,5 8,5 13,0 19,0 26,0 | 24,33 12,89 6,02 3,02 1,79 | 2,302 4,344 9,302 18,540 31,280 |
117 118 119 120 121 | 60,0 | 0,56 0,60 0,70 0,80 0,90 | 1,23 1,32 1,60 1,80 2,00 | 6,3 8,0 12,0 18,0 25,0 | 27,26 15,94 7,91 3,61 2,03 | 2,201 3,764 7,585 16,620 29,560 |
122 123 124 125 | 63,0 | 0,60 0,70 0,80 0,90 | 1,32 1,60 1,80 2,00 | 7,5 11,5 17,0 21,0 | 20,05 9,14 4,36 2,32 | 3,142 6,893 14,450 27,160 |
126 127 128 129 | 67,0 | 0,60 0,70 0,80 0,90 | 1,32 1,60 1,80 2,00 | 7,0 11,0 16,0 22,0 | 25,69 10,65 5,33 3,08 | 2,608 6,291 12,570 21,750 |
130 131 132 133 134 | 71,0 | 0,60 0,70 0,80 0,90 1,00 | 1,32 1,60 1,80 2,00 2,20 | 6,5 10,5 15,0 21,0 28,0 | 33,71 12,52 6,62 3,59 2,20 | 2,106 5,671 10,720 19,780 32,270 |
135 136 137 138 | 75,0 | 0,70 0,80 0,90 1,00 | 1,60 1,80 2,00 2,20 | 10,0 14,0 20,0 26,0 | 14,84 8,37 4,21 2,79 | 5,054 8,960 17,810 26,880 |
139 140 141 142 | 80,0 | 0,70 0,80 0,90 1,00 | 1,60 1,80 2,00 2,20 | 9,5 13,0 19,0 25,0 | 17,77 10,77 4,99 3,17 | 4,502 7,428 16,030 25,240 |
143 144 145 146 | 85,0 | 0,70 0,80 0,90 1,00 | 1,60 1,80 2,00 2,20 | 9,0 12,0 18,0 24,0 | 21,54 14,20 5,98 3,62 | 3,946 5,986 14,210 23,480 |
147 148 149 150 151 | 90,0 | 0,70 0,80 0,90 1,00 1,10 | 1,60 1,80 2,00 2,20 2,40 | 8,5 11,5 17,0 22,0 30,0 | 26,46 16,46 7,24 4,82 2,62 | 3,401 5,468 12,430 18,670 34,350 |
152 153 154 155 156 | 95,0 | 0,70 0,80 0,90 1,00 1,10 | 1,60 1,80 2,00 2,20 2,40 | 8,0 11,0 16,0 21,0 28,0 | 33,03 19,24 8,89 5,62 3,28 | 2,876 4,938 10,690 16,900 28,960 |
157 158 159 160 161 | 100,0 | 0,80 0,90 1,00 1,10 1,20 | 1,80 2,00 2,20 2,40 2,65 | 10,5 15,0 20,0 26,0 34,0 | 22,67 11,06 6,62 4,18 2,54 | 4,411 9,042 15,100 23,920 39,370 |
162 163 164 165 166 | 106,0 | 0,80 0,90 1,00 1,10 1,20 | 1,80 2,00 2,20 2,40 2,65 | 10,0 14,0 19,0 25,0 32,0 | 26,96 14,01 7,86 4,75 3,09 | 3,932 7,566 13,490 22,320 34,300 |
167 168 169 170 171 | 112,0 | 0,80 0,90 1,00 1,10 1,20 | 1,80 2,00 2,20 2,40 2,65 | 9,5 13,0 18,0 24,0 30,0 | 32,48 18,10 9,43 5,44 3,81 | 3,448 6,188 11,880 20,590 29,400 |
172 173 174 175 176 | 118,0 | 0,80 0,90 1,00 1,10 1,20 | 1,80 2,00 2,20 2,40 2,65 | 9,0 12,0 17,0 22,0 28,0 | 39,58 23,95 11,44 7,26 4,77 | 2,981 4,927 10,310 16,250 24,740 |
177 178 179 180 181 | 125,0 | 0,90 1,00 1,10 1,20 1,40 | 2,00 2,20 2,40 2,65 3,10 | 11,5 16,0 21,0 26,0 40,0 | 27,87 14,08 8,47 6,10 2,89 | 4,485 8,878 14,760 20,490 43,250 |
182 183 184 185 186 | 132,0 | 0,90 1,00 1,10 1,20 1,40 | 2,00 2,20 2,40 2,65 3,10 | 11,0 15,0 20,0 25,0 38,0 | 32,67 17,57 9,98 6,94 3,40 | 4,040 7,513 13,230 19,020 38,820 |
187 188 189 190 191 | 140,0 | 0,90 1,00 1,10 1,20 1,40 | 2,00 2,20 2,40 2,65 3,10 | 10,5 14,0 19,0 24,0 36,0 | 38,65 22,31 11,88 7,95 4,06 | 3,622 6,275 11,780 17,610 34,480 |
192 193 194 195 196 | 150,0 | 0,90 1,00 1,10 1,20 1,40 | 2,00 2,20 2,40 2,65 3,10 | 10,0 13,0 18,0 22,0 34,0 | 46,21 28,95 14,28 10,65 4,89 | 3,246 5,181 10,500 14,080 30,670 |
197 198 199 200 201 | 160,0 | 1,00 1,10 1,20 1,40 1,60 | 2,20 2,40 2,65 3,10 3,50 | 12,0 17,0 21,0 32,0 45,0 | 38,54 17,35 12,47 5,96 3,46 | 4,152 9,222 12,830 26,840 46,240 |
202 203 204 205 206 | 170,0 | 1,00 1,10 1,20 1,40 1,60 | 2,20 2,40 2,65 3,10 3,50 | 11,5 16,0 20,0 30,0 42,0 | 44,98 21,40 14,71 7,38 4,33 | 3,779 7,944 11,560 23,040 39,260 |
207 208 209 210 211 | 180,0 | 1,00 1,10 1,20 1,40 1,60 | 2,20 2,40 2,65 3,10 3,50 | 11,0 15,0 19,0 28,0 40,0 | 52,91 26,79 17,54 9,29 5,07 | 3,402 6,719 10,260 19,380 35,500 |
212 213 214 215 216 | 190,0 | 1,10 1,20 1,40 1,60 1,80 | 2,40 2,65 3,10 3,50 3,95 | 14,0 18,0 26,0 38,0 52,0 | 34,15 21,12 11,91 5,99 3,58 | 5,564 8,996 15,950 31,720 53,070 |
217 218 219 220 221 | 200,0 | 1,10 1,20 1,40 1,60 1,80 | 2,40 2,65 3,10 3,50 3,95 | 13,0 17,0 25,0 36,0 50,0 | 44,55 25,75 13,60 7,15 4,06 | 4,489 7,767 14,700 27,970 49,260 |
222 223 224 225 226 | 212,0 | 1,10 1,20 1,40 1,60 1,80 | 2,40 2,65 3,10 3,50 3,95 | 12,0 16,0 24,0 34,0 48,0 | 59,63 31,86 15,61 8,64 4,63 | 3,555 6,654 13,580 24,540 43,790 |
227 228 229 230 | 224,0 | 1,20 1,40 1,60 1,80 | 2,65 3,10 3,50 3,95 | 15,0 22,0 32,0 45,0 | 40,03 21,02 10,57 5,68 | 5,596 10,660 21,190 39,440 |
231 232 233 234 235 | 236,0 | 1,20 1,40 1,60 1,80 2,00 | 2,65 3,10 3,50 3,95 4,40 | 14,0 21,0 30,0 42,0 55,0 | 51,37 24,66 13,12 7,15 4,66 | 4,594 9,570 17,990 33,000 50,640 |
236 237 238 239 240 241 | 250,0 | 1,20 1,40 1,60 1,80 2,00 2,20 | 2,65 3,10 3,50 3,95 4,40 4,80 | 13,0 20,0 28,0 40,0 52,0 63,0 | 67,32 29,20 16,56 8,39 5,58 4,49 | 3,714 8,562 15,100 29,800 44,800 55,680 |
242 243 244 245 246 | 265,0 | 1,40 1,60 1,80 2,00 2,20 | 3,10 3,50 3,95 4,40 4,80 | 19,0 26,0 38,0 50,0 60,0 | 34,95 21,30 9,95 6,34 5,26 | 7,582 12,440 26,630 41,800 50,380 |
247 248 249 250 251 | 280,0 | 1,40 1,60 1,80 2,00 2,20 | 3,10 3,50 3,95 4,40 4,80 | 18,0 25,0 36,0 48,0 55,0 | 42,30 24,36 11,91 7,25 6,97 | 6,619 11,490 23,510 38,620 40,170 |
252 253 254 255 256 | 300,0 | 1,40 1,60 1,80 2,00 2,20 | 3,10 3,50 3,95 4,40 4,80 | 17,0 24,0 34,0 45,0 52,0 | 51,92 28,05 14,42 8,96 8,36 | 5,778 10,700 20,800 33,480 35,880 |
257 258 259 260 261 262 | 315,0 | 1,40 1,60 1,80 2,00 2,20 2,50 | 3,10 3,50 3,95 4,40 4,80 5,50 | 16,0 22,0 32,0 42,0 50,0 70,0 | 64,69 37,91 17,68 11,25 9,51 5,50 | 4,869 8,309 17,820 28,000 33,120 57,270 |
263 264 265 266 267 268 | 335,0 | 1,40 1,60 1,80 2,00 2,20 2,50 | 3,10 3,50 3,95 4,40 4,80 5,50 | 15,0 21,0 30,0 40,0 48,0 65,0 | 82,02 44,65 22,02 13,23 10,88 6,98 | 4,084 7,503 15,210 25,320 30,790 47,990 |
269 270 271 272 273 | 355,0 | 1,60 1,80 2,00 2,20 2,50 | 3,50 3,95 4,40 4,80 5,50 | 20,0 28,0 38,0 45,0 63,0 | 53,16 27,87 15,72 13,48 7,73 | 6,678 12,740 22,580 26,340 45,920 |
274 275 276 277 278 279 | 375,0 | 1,60 1,80 2,00 2,20 2,50 2,80 | 3,50 3,95 4,40 4,80 5,50 6,10 | 19,0 26,0 36,0 42,0 60,0 80,0 | 63,83 35,99 18,86 16,96 9,06 5,76 | 5,875 10,420 19,880 22,110 41,390 65,100 |
280 281 282 283 284 285 | 400,0 | 1,60 1,80 2,00 2,20 2,50 2,80 | 3,50 3,95 4,40 4,80 5,50 6,10 | 18,0 25,0 34,0 40,0 55,0 75,0 | 77,71 41,27 22,90 19,99 12,06 7,09 | 5,147 9,692 17,470 20,010 33,170 56,420 |
286 287 288 289 290 291 | 425,0 | 1,60 1,80 2,00 2,20 2,50 2,80 | 3,50 3,95 4,40 4,80 5,50 6,10 | 17,0 24,0 32,0 38,0 52,0 70,0 | 95,91 47,60 28,16 23,78 14,52 8,86 | 4,431 8,928 15,090 17,870 29,270 47,970 |
292 293 294 295 296 | 450,0 | 1,80 2,00 2,20 2,50 2,80 | 3,95 4,40 4,80 5,50 6,10 | 22,0 30,0 36,0 50,0 65,0 | 64,86 35,13 28,58 16,54 11,28 | 6,938 12,810 15,740 27,210 39,890 |
297 298 299 300 301 | 475,0 | 1,80 2,00 2,20 2,50 2,80 | 3,95 4,40 4,80 5,50 6,10 | 21,0 28,0 34,0 48,0 63,0 | 76,72 44,62 34,75 18,97 12,50 | 6,191 10,640 13,670 25,040 38,000 |
302 303 304 305 306 | 500,0 | 1,80 2,00 2,20 2,50 2,80 | 3,95 4,40 4,80 5,50 6,10 | 20,0 26,0 32,0 45,0 60,0 | 91,66 57,92 42,83 23,58 14,69 | 5,455 8,632 11,670 21,200 34,040 |
307 308 309 310 | 530,0 | 2,00 2,20 2,50 2,80 | 4,40 4,80 5,50 6,10 | 25,0 30,0 42,0 55,0 | 66,58 53,64 29,78 19,62 | 7,960 9,881 17,800 27,010 |
311 312 313 314 | 560,0 | 2,00 2,20 2,50 2,80 | 4,40 4,80 5,50 6,10 | 24,0 28,0 40,0 52,0 | 77,07 69,39 35,19 23,67 | 7,266 8,188 15,910 23,660 |
315 316 317 318 | 600,0 | 2,00 2,20 2,50 2,80 | 4,40 4,80 5,50 6,10 | 22,0 26,0 38,0 50,0 | 105,80 89,19 41,95 27,03 | 5,676 6,727 14,300 22,200 |
319 320 321 | 630,0 | 2,20 2,50 2,80 | 4,80 5,50 6,10 | 25,0 36,0 48,0 | 102,80 50,56 31,01 | 6,128 12,460 20,320 |
322 323 324 | 670,0 | 2,20 2,50 2,80 | 4,30 5,50 6,10 | 24,0 34,0 45,0 | 119,40 61,75 38,66 | 5,611 10,850 17,330 |
325 326 | 710,0 | 2,50 2,80 | 5,50 6,10 | 32,0 42,0 | 76,47 48,98 | 9,285 14,500 |
327 328 | 750,0 | 2,50 2,80 | 5,50 6,10 | 30,0 40,0 | 96,46 57,98 | 7,775 12,940 |
329 | 800,0 | 2,50 | 5,50 | 28,0 | 123,80 | 6,462 |
330 | 38,0 | 69,31 | 11,540 | |||
331 | 850,0 | 2,80 | 6,10 | 36,0 | 83,89 | 10,130 |
332 | 900,0 | 34,0 | 102,80 | 8,755 | ||
333 | 950,0 | 32,0 | 128,00 | 7,422 | ||
334 | 1000,0 | 30,0 | 162,20 | 6,165 |
* Tạm thời theo ГOCT 9389-75 của Liên xô cho đến khi có tiêu chuẩn Việt Nam tương ứng.