![](/images/new-backgrounds/1209827/20982769x1.webp)
<Pour WR12DM>
kgf•cm |
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| N•m | M10 ⋅ | 30 |
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serrage | 1000 |
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800 |
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| Boulon hautement | ||||||
600 |
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de |
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400 |
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Couple |
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Temps de serrage: sec
(Epaisseur de la plaque d’acier t = 10 mm)
<Pour WR9DM>
| kgf•cm |
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| N•m |
| M8 ⋅ | 30 |
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| 800 |
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serrage |
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de | 600 |
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400 |
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Couple | 200 |
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| lon ordina |
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Temps de serrage: sec
(Epaisseur de la plaque d’acier t = 10 mm)
kgf•cm N•m M12 ⋅ 45 1400 140
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serrage | 800 |
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80 |
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| 1000 | 100 |
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de | 600 |
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Couple |
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| Bo | ulon ordinaire |
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| Temps de serrage: sec |
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| (Epaisseur de la plaque |
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| d’acier t = 25 mm) |
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| Fig. 16 |
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kgf•cm |
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| N•m |
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| M10 ⋅ |
| 30 |
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| 1000 | 100 |
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| Boulon hautement |
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| 80 |
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serrage | 800 |
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600 | 60 |
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de | 400 | 40 |
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Couple |
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200 | 20 |
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| Bo | ulon ordinai | re | ||||||||||||
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| 0 | 0 |
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Temps de serrage: sec
(Epaisseur de la plaque d’acier t = 10 mm)
Fig. 17
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| Français | ||||
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| kgf•cm |
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| N•m |
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| M14 ⋅ 50 | |||||
| 1600 |
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| 1400 |
| 140 |
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| 120 |
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serrage | 1200 |
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| Boulon hautement |
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de | 1000 |
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| extensible |
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800 |
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| 80 |
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Couple | 600 |
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| Bo |
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| ulon ordinaire |
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| 400 |
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| 200 |
| 20 |
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0 1 2 3 Temps de serrage: sec
(Epaisseur de la plaque d’acier t = 25 mm)
kgf•cm N•m M12 ⋅ 45
1000 100 Boulon hautement extensible
serrage | 800 | 80 |
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600 | 60 |
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de | 400 | 40 |
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Couple |
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200 | 20 |
| Boulon ordinai | re |
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| 0 | 0 |
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| 0 | 1 | 2 |
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Temps de serrage: sec
(Epaisseur de la plaque d’acier t = 25 mm)
Boulon
Epaisseur de la plaque d’acier t
*Le boulon suivant est utilisé.
Boulon ordinaire: degré de dureté 4,8
Boulon hautement extensible: degré de dureté 12,9
Degré de dureté: |
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( | 4 — Couple de serrage du boulon: 320 N/mm2 {32,6 kgf/mm2} | |
8 — Résistance du boulon: 400 N/mm2 {40,8 kgf/mm2} | ) |
Ecrou
Fig. 18
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