DIN EN 14399 9 Standard High-strength structural bolting assemblies for preloading - Part 9: System HR or HV - Direct tension indicators for bolt and nut assemblies 的尺寸
技术历史及DIN EN 14399 9的国际对应物
直接张力指示器旨在显示螺栓是否已达到规定的预紧力。指示器必须作为符合 Din En 14399-1 标准的组件的一部分使用，并与螺栓、螺母、垫圈一起由同一制造商供应。
尺寸图和技术图
关键尺寸和技术参数
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Washers - dimensions in mm - source EN 14399-9 2006 |
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| Thread size | d1 min | d2 max | d3 max | d4 min | h1 min | h2 max | h3 min |
| M 12 | 12.75 | 32.5 | 20 | 13.85 | 2.5 | 5.5 | 0.8 |
| M 16 | 16.75 | 36.8 | 25 | 17.85 | 3 | 6 | 0.8 |
| M 20 | 20.95 | 46 | 29 | 22.05 | 3.5 | 6.5 | 0.8 |
| M 22 | 23.05 | 50 | 33 | 24.15 | 4 | 7 | 0.8 |
| M 24 | 25.15 | 55.2 | 38 | 26.25 | 4 | 7 | 0.8 |
| M 27 | 28.3 | 62.1 | 43 | 29.4 | 4 | 7 | 0.8 |
| M 30 | 31.45 | 69 | 46.5 | 32.55 | 4 | 7 | 0.8 |
| M 36 | 37.75 | 83 | 56 | 38.85 | 4 | 7.5 | 0.8 |
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Table 1 - Systems of bolt/nut/washer assemblies |
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Bolt/nut/washer assembly System HR - Garniture aus Schrauben/Muttern und Scheiben System HR - Assieme bullone/dado/rondella sistema HR
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Bolt/nut/washer assembly System HV - Garniture aus Schrauben/Muttern und Scheiben System HV - Assieme bullone/dado/rondella sistema HV | |
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General requirements Allgemeine Anforderungen Requisiti generali
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EN 14399-1 |
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| Bolt/nut assembly - Garnitur aus Schraube und Mutter - assieme bullone/dado | EN 14399-3 | EN 14399-4 |
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Marking - Kennzeichnung - Marcatura
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HR | HV |
| Property classes - Festigekeitklasse - Classi di resistenza | 8.8/8 10.9/10 | 10.9/10 |
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Washers - Scheiben - Rondelle
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EN 14399-5 OR EN 14399-6 | EN 14399-5 OR EN 14399-6 |
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Marking - Kennzeichnung - Marcatura
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H | H |
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Suitability test for preloading - Eignungsprüfung für das Vorspannen - Prova di idoneità all''impiego
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EN 14399-2 | EN 14399-2 |