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<h1>Thông tin chi tiết tiêu chuẩn DIN 6921</h1><h2>Ảnh chi tiết<br></h2><p><img src="/uploads/erp.mecsu.vn/redactor/blog/36/a68c619e95-din6921.jpg"></p><h2>Ảnh kỹ thuật</h2><p><img src="/uploads/erp.mecsu.vn/redactor/blog/36/3207b9f4f7-din-6921.jpg"></p><h3>Legend:</h3><p>d2 - the inner diameter of the ring<br>b - length of the thread (at least)<br>l - length of bolt<br>d - the nominal diameter of the thread<br>k - head height<br>s - size hex head turnkey<br></p><h3>Makings:</h3><p>Steel: 8.8, 10.9<br>Stainless: A2<br>Plastic: -<br>Non Ferrous: -<br>Thread: 6g<br><br>Notes:<br>-</p><h3>Bảng tiêu chuẩn DIN 6921:</h3><p>đơn vị tính mm</p><table class="table table-horizontal table-hover table-business"><tbody><tr><td colspan="2" rowspan="3">Tdread<br>size d</td><td>M5</td><td>M6</td><td>M8</td><td>M10</td><td>M12</td><td>(M14)</td><td>M16</td><td>M20</td></tr><tr><td>-</td><td>-</td><td>M8 x 1</td><td>M10 x 1,25</td><td>M12 x 1,5</td><td>(M14x1,5)</td><td>M16 x 1,5</td><td>M20 x 1,5</td></tr><tr><td>-</td><td>-</td><td>-</td><td>(M10 x 1)</td><td>(M10 x 1,25)</td><td>-</td><td>-</td><td>-</td></tr><tr><td colspan="2">P</td><td>0,8</td><td>1</td><td>1,25</td><td>1,5</td><td>1,75</td><td>2</td><td>2</td><td>2,5</td></tr><tr><td>C</td><td>Min.</td><td>1</td><td>1,1</td><td>1,2</td><td>1,5</td><td>1,8</td><td>2,1</td><td>2,4</td><td>3</td></tr><tr><td rowspan="2">da</td><td>Min.</td><td>5</td><td>6</td><td>8</td><td>10</td><td>12</td><td>14</td><td>16</td><td>20</td></tr><tr><td>Max.</td><td>5,75</td><td>6,75</td><td>8,75</td><td>10,8</td><td>13</td><td>15,1</td><td>17,3</td><td>21,6</td></tr><tr><td>dc</td><td>Max.</td><td>11,8</td><td>14,2</td><td>17,9</td><td>21,8</td><td>26</td><td>29,9</td><td>34,5</td><td>42,8</td></tr><tr><td>dw</td><td>Min.</td><td>9,8</td><td>12,2</td><td>15,8</td><td>19,6</td><td>23,8</td><td>27,6</td><td>31,9</td><td>39,9</td></tr><tr><td>e</td><td>Min.</td><td>8,79</td><td>11,05</td><td>14,38</td><td>16,64</td><td>20,03</td><td>23,36</td><td>26,75</td><td>32,95</td></tr><tr><td>h</td><td>Max.</td><td>6,2</td><td>7,3</td><td>9,4</td><td>11,4</td><td>13,8</td><td>15,9</td><td>18,3</td><td>22,4</td></tr><tr><td>m</td><td>Min.</td><td>4,7</td><td>5,7</td><td>7,6</td><td>9,6</td><td>11,6</td><td>13,3</td><td>15,3</td><td>18,9</td></tr><tr><td>m´</td><td>Min.</td><td>2,2</td><td>3,1</td><td>4,5</td><td>5,5</td><td>6,7</td><td>7,8</td><td>9</td><td>11,1</td></tr><tr><td rowspan="2">s</td><td>Nominal size = max.</td><td>8</td><td>10</td><td>13</td><td>15</td><td>18</td><td>21</td><td>24</td><td>30</td></tr><tr><td>Min.</td><td>7,78</td><td>9,78</td><td>12,73</td><td>14,73</td><td>17,73</td><td>20,67</td><td>23,67</td><td>29,16</td></tr><tr><td>r</td><td>Max.</td><td>0,3</td><td>0,36</td><td>0,48</td><td>0,6</td><td>0,72</td><td>0,88</td><td>0,96</td><td>1,2</td></tr></tbody></table>Tab 2.
<table class="table table-horizontal table-hover table-business"><tbody><tr><td colspan="3" rowspan="3">Thread d</td><td colspan="2">M5</td><td colspan="2">M6</td><td colspan="2">M8</td><td colspan="2">M10</td><td colspan="2">M12</td><td colspan="2">M14</td><td colspan="2">M16</td><td colspan="2">M 20</td></tr><tr><td colspan="2">-</td><td colspan="2">-</td><td colspan="2">M8 x 1</td><td colspan="2">M10 x 1,25</td><td colspan="2">M12 x 1,5</td><td colspan="2">M14 x 1,5</td><td colspan="2">M16 x 1,5</td><td colspan="2">M20 x 1,5</td></tr><tr><td colspan="2">-</td><td colspan="2">-</td><td colspan="2">-</td><td colspan="2">(M10 x 1)</td><td colspan="2">(M12 x 1,25)</td><td colspan="2">-</td><td colspan="2">-</td><td colspan="2">-</td></tr><tr><td colspan="3">l<br><br></td><td colspan="16">Shank lengtds</td></tr><tr><td>nominal dimension</td><td>min.</td><td>max.</td><td>ls min.</td><td>lg max</td><td>ls min.</td><td>lg max</td><td>ls min.</td><td>lg max</td><td>ls min.</td><td>lg max</td><td>ls min.</td><td>lg max</td><td>ls min.</td><td>lg max</td><td>ls min.</td><td>lg max</td><td>ls min.</td><td>lg max</td></tr><tr><td>10</td><td>9,71</td><td>10,29</td><td>-</td><td>2,4</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>12</td><td>11,65</td><td>12,35</td><td>-</td><td>2,4</td><td>-</td><td>3</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>16</td><td>15,65</td><td>16,35</td><td>-</td><td>2,4</td><td>-</td><td>3</td><td>-</td><td>4</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>20</td><td>19,58</td><td>20,42</td><td>-</td><td>4</td><td>-</td><td>3</td><td>-</td><td>4</td><td>-</td><td>4,5</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>25</td><td>24,58</td><td>25,42</td><td>5</td><td>9</td><td>2</td><td>7</td><td>-</td><td>4</td><td>-</td><td>4,5</td><td>-</td><td>5,3</td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>30</td><td>29,58</td><td>30,42</td><td>10</td><td>14</td><td>7</td><td>12</td><td>-</td><td>8</td><td>-</td><td>4,5</td><td>-</td><td>5,3</td><td>-</td><td>6</td><td></td><td></td><td></td><td></td></tr><tr><td>35</td><td>34,5</td><td>35,5</td><td>15</td><td>19</td><td>12</td><td>17</td><td>6,75</td><td>13</td><td>-</td><td>9</td><td>-</td><td>5,3</td><td>-</td><td>6</td><td>-</td><td>6</td><td></td><td></td></tr><tr><td>40</td><td>39,5</td><td>40,5</td><td>20</td><td>24</td><td>17</td><td>22</td><td>11,75</td><td>18</td><td>6,5</td><td>14</td><td>-</td><td>10</td><td>-</td><td>6</td><td>-</td><td>6</td><td>-</td><td>7,5</td></tr><tr><td>45</td><td>44,5</td><td>45,5</td><td>25</td><td>29</td><td>22</td><td>27</td><td>16,75</td><td>23</td><td>11,5</td><td>19</td><td>6,25</td><td>15</td><td>-</td><td>11</td><td>-</td><td>6</td><td>-</td><td>7,5</td></tr><tr><td>50</td><td>49,5</td><td>50,5</td><td>30</td><td>34</td><td>27</td><td>32</td><td>21,75</td><td>28</td><td>16,5</td><td>24</td><td>11,25</td><td>20</td><td>6</td><td>16</td><td>-</td><td>12</td><td>-</td><td>7,5</td></tr><tr><td>55</td><td>54,4</td><td>55,6</td><td></td><td></td><td>32</td><td>37</td><td>26,75</td><td>33</td><td>21,5</td><td>29</td><td>16,25</td><td>25</td><td>11</td><td>21</td><td>7</td><td>17</td><td>-</td><td>9</td></tr><tr><td>60</td><td>59,4</td><td>60,6</td><td></td><td></td><td>37</td><td>42</td><td>31,75</td><td>38</td><td>26,5</td><td>34</td><td>21,25</td><td>30</td><td>16</td><td>26</td><td>12</td><td>22</td><td>-</td><td>14</td></tr><tr><td>65</td><td>64,4</td><td>65,5</td><td></td><td></td><td></td><td></td><td>36,75</td><td>43</td><td>31,5</td><td>39</td><td>26,25</td><td>35</td><td>21</td><td>31</td><td>17</td><td>27</td><td>6,5</td><td>19</td></tr><tr><td>70</td><td>69,4</td><td>70,6</td><td></td><td></td><td></td><td></td><td>41,75</td><td>48</td><td>36,5</td><td>44</td><td>31,25</td><td>40</td><td>26</td><td>36</td><td>22</td><td>32</td><td>11,5</td><td>24</td></tr><tr><td>80</td><td>79,4</td><td>80,6</td><td></td><td></td><td></td><td></td><td>51,75</td><td>58</td><td>46,5</td><td>54</td><td>41,25</td><td>50</td><td>36</td><td>46</td><td>32</td><td>42</td><td>21,5</td><td>34</td></tr><tr><td>90</td><td>89,3</td><td>90,7</td><td></td><td></td><td></td><td></td><td></td><td></td><td>56,5</td><td>64</td><td>51,25</td><td>60</td><td>46</td><td>56</td><td>42</td><td>52</td><td>31,5</td><td>44</td></tr><tr><td>100</td><td>99,3</td><td>100,7</td><td></td><td></td><td></td><td></td><td></td><td></td><td>66,5</td><td>74</td><td>61,25</td><td>70</td><td>56</td><td>66</td><td>52</td><td>62</td><td>41,5</td><td>54</td></tr><tr><td>110</td><td>109,3</td><td>110,7</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td>71,25</td><td>80</td><td>66</td><td>76</td><td>62</td><td>72</td><td>51,5</td><td>54</td></tr><tr><td>120</td><td>119,3</td><td>120,7</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td>81,25</td><td>90</td><td>76</td><td>86</td><td>72</td><td>82</td><td>61,5</td><td>74</td></tr><tr><td>130</td><td>129,2</td><td>130,8</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td>80</td><td>90</td><td>76</td><td>86</td><td>65,5</td><td>78</td></tr><tr><td>140</td><td>139,2</td><td>140,8</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td>90</td><td>100</td><td>86</td><td>96</td><td>75,5</td><td>88</td></tr><tr><td>150</td><td>149,2</td><td>150,8</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td>96</td><td>106</td><td>85,5</td><td>98</td></tr><tr><td>160</td><td>159,2</td><td>160,8</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td>106</td><td>116</td><td>95,5</td><td>108</td></tr><tr><td>180</td><td>179,2</td><td>180,8</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td>115,5</td><td>128</td></tr><tr><td>200</td><td>199</td><td>201</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr></tbody></table>

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