本标准 DIN 7984 规定了由钢和不锈钢制成的 M3 至 M24 尺寸的低头内六角螺钉的特性,其产品等级符合 DIN EN ISO 4759-1 中的 A 级

尺寸图和技术图

277_3280.jpg

关键尺寸和技术参数

Dimensions in mm - source DIN 7984

Publication date: 03/2022 - Supersedes DIN 7984: 10/2021
d thread size P dk nom=max k nom=max s nom e min t nom b (l<=125) b (l>125<=200) b (l>200)
M 3 0.5 5.5 2 2 2.3 1.5 12 - -
M 4 0.7 7 2.8 2.5 2.87 2.3 14 - -
M 5 0.8 8.5 3.5 3 3.44 2.7 16 - -
M 6 1 10 4 4 4.58 3 18 - -
M 8 1.25 13 5 5 5.72 3.8 22 28 -
M 10 1.5 16 6 7 8.01 4.5 26 32 -
M 12 1.75 18 7 8 9.15 5 30 36 -
M 14 2 21 8 10 11.43 5.3 34 40 -
M 16 2 24 9 12 13.72 5.5 38 44 57
M 18 2.5 27 10 12 13.72 6.5 42 48 61
M 20 2.5 30 11 14 16 7.5 46 52 65
M 22 2.5 33 12 14 16 8 50 56 69
M 24 3 36 13 17 19.44 8 54 60 73

Dimensions in mm - source DIN 7984

Publication date: 10/2021 - Supersedes DIN 7984: 06/2009
d thread size P dk nom=max k nom=max s nom e min t nom b (l<=125) b (l>125<=200) b (l>200)
M 3 0.5 5.5 2 2 2.3 1.5 12 - -
M 4 0.7 7 2.8 2.5 2.87 2.3 14 - -
M 5 0.8 8.5 3.5 3 3.44 2.7 16 - -
M 6 1 10 4 4 4.58 3 18 - -
M 8 1.25 13 5 5 5.72 3.8 22 28 -
M 10 1.5 16 6 7 8.01 4.5 26 32 -
M 12 1.75 18 7 8 9.15 5 30 36 -
M 14 2 21 8 10 11.43 5.3 34 40 -
M 16 2 24 9 12 13.72 5.5 38 44 57
M 18 2.5 27 10 12 13.72 6.5 42 48 61
M 20 2.5 30 11 14 16 7.5 46 52 65
M 22 2.5 33 12 14 16 8 50 56 69
M24 3 36 13 17 19.44 8 54 60 73

DIN 7984 - ≈ mass in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items

d thread size M 3 M 4 M 5 M 6 M 8 M 10 M 12 M 14 M 16 M 18 M 20 M 22 M 24
nominal length l
5 0.48
6 0.52 0.96 2.02
8 0.6 1.12 2.26 3.24 6.85
10 0.69 1.28 2.5 3.59 7.45
12 0.78 1.44 2.74 3.94 8.05
14 0.86 1.6 2.98 4.29 8.65 13.4 19.8
16 0.97 1.76 3.22 4.64 9.25 14.4 21.2
18 1.1 1.95 3.46 4.99 9.85 15.4 22.6
20 1.2 2.15 3.77 5.34 10.5 16.4 24.1 36.7 48.7
25 1.46 2.64 4.54 6.45 12 19 27.7 41.6 55.4
30 1.74 3.13 5.31 7.56 14 21.6 31.3 46.5 62.1 83 110
35 3.62 6.08 8.67 16 24.7 34.9 51.4 68.8 91 120
40 4.11 6.85 9.78 18 27.8 39.3 56.3 75.5 99 130
45 7.62 10.89 20 30.9 43.7 62.3 82.2 107 140
50 8.39 12 22 34 48.1 68.3 89.6 115 150 188 223
55 13.1 24 37.1 52.5 74.3 97 125 160 201 238
60 14.2 26 40.2 56.9 80.3 104 135 172 214 253
70 30 46.4 65.8 92.4 119 155 197 244 288
80 34 52.6 74.7 105 134 175 222 274 324
90 38 58.8 83.6 117.5 149 195 247 304 359
100 42 65 92.5 130 164 215 272 334 395
110 46 71.2 101.4 142.5 179 235 287
120 50 77.4 110.4 155 194 255 302
130 83.6 119.2 167.5 209 275 317
140 89.8 128.1 180 224 295 332
150 96 137 192.5 239 315 347
160 102.2 146 204 253 325 362

Dimensions in mm - source DIN 7984

Publication date: 06/2009 - Supersedes DIN 7984: 12/2002 edition
d thread size P dk nom=max k nom=max s nom e min t nom b (l<=125) b (l>125<=200) b (l>200)
M 3 0.5 5.5 2 2 2.3 1.5 12 - -
M 4 0.7 7 2.8 2.5 2.87 2.3 14 - -
M 5 0.8 8.5 3.5 3 3.44 2.7 16 - -
M 6 1 10 4 4 4.58 3 18 - -
M 8 1.25 13 5 5 5.72 3.8 22 28 -
M 10 1.5 16 6 7 8.01 4.5 26 32 -
M 12 1.75 18 7 8 9.15 5 30 36 -
M 14 2 21 8 10 11.43 5.3 34 40 -
M 16 2 24 9 12 13.72 5.5 38 44 57
M 18 2.5 27 10 12 13.72 6.5 42 48 61
M 20 2.5 30 11 14 16 7.5 46 52 65
M 22 2.5 33 12 14 16 8 50 56 69
M24 3 36 13 17 19.44 8 54 60 73

DIN 7984 - ≈ mass in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items

d thread size M 3 M 4 M 5 M 6 M 8 M 10 M 12 M 14 M 16 M 18 M 20 M 22 M 24
nominal length l
5 0.48
6 0.52 0.96 2.02
8 0.6 1.12 2.26 3.24 6.85
10 0.69 1.28 2.5 3.59 7.45
12 0.78 1.44 2.74 3.94 8.05
14 0.86 1.6 2.98 4.29 8.65 13.4 19.8
16 0.97 1.76 3.22 4.64 9.25 14.4 21.2
18 1.1 1.95 3.46 4.99 9.85 15.4 22.6
20 1.2 2.15 3.77 5.34 10.5 16.4 24.1 36.7 48.7
25 1.46 2.64 4.54 6.45 12 19 27.7 41.6 55.4
30 1.74 3.13 5.31 7.56 14 21.6 31.3 46.5 62.1 83 110
35 3.62 6.08 8.67 16 24.7 34.9 51.4 68.8 91 120
40 4.11 6.85 9.78 18 27.8 39.3 56.3 75.5 99 130
45 7.62 10.89 20 30.9 43.7 62.3 82.2 107 140
50 8.39 12 22 34 48.1 68.3 89.6 115 150 188 223
55 13.1 24 37.1 52.5 74.3 97 125 160 201 238
60 14.2 26 40.2 56.9 80.3 104 135 172 214 253
70 30 46.4 65.8 92.4 119 155 197 244 288
80 34 52.6 74.7 105 134 175 222 274 324
90 38 58.8 83.6 117.5 149 195 247 304 359
100 42 65 92.5 130 164 215 272 334 395
110 46 71.2 101.4 142.5 179 235 287
120 50 77.4 110.4 155 194 255 302
130 83.6 119.2 167.5 209 275 317
140 89.8 128.1 180 224 295 332
150 96 137 192.5 239 315 347
160 102.2 146 204 253 325 362