強度区分10.9 ボルト締付トルク表
強度区分10.9のボルト(M1.6〜M64)の締付トルクと締付軸力です。たとえばM8 10.9のボルトは、乾燥状態で約37.4 N·m (27.6 ft·lb)が必要です。
焼入れ焼戻しした合金鋼。エンジン、サスペンション、重機など大きな締付軸力が必要な箇所に使われます。
- 規格
- メートル(ISO 898-1)
- 使用した降伏点
- 900 MPa (131 ksi)
- 引張強さ
- 1000 MPa (145 ksi)
- 対象サイズ
- M1.6 – M64
| サイズ | ねじピッチ | 締付軸力軸力 | 乾燥μ 0.15 | 油潤滑μ 0.11 | PTFE・モリブデンペーストμ 0.06 |
|---|---|---|---|---|---|
| M1.6 | M1.6×0.350.35 mm | 0.80 kN180 lbf | 0.29 N·m0.21 ft·lb | 0.22 N·m0.16 ft·lb | 0.15 N·m0.11 ft·lb |
| M2 | M2×0.40.4 mm | 1.31 kN294 lbf | 0.58 N·m0.43 ft·lb | 0.44 N·m0.33 ft·lb | 0.30 N·m0.22 ft·lb |
| M2.5 | M2.5×0.450.45 mm | 2.14 kN480 lbf | 1.18 N·m0.87 ft·lb | 0.88 N·m0.65 ft·lb | 0.59 N·m0.44 ft·lb |
| M3 | M3×0.50.5 mm | 3.17 kN713 lbf | 2.01 N·m1.48 ft·lb | 1.51 N·m1.12 ft·lb | 1.01 N·m0.75 ft·lb |
| M3.5 | M3.5×0.60.6 mm | 4.27 kN960 lbf | 3.09 N·m2.28 ft·lb | 2.33 N·m1.72 ft·lb | 1.57 N·m1.16 ft·lb |
| M4 | M4×0.70.7 mm | 5.53 kN1243 lbf | 4.62 N·m3.41 ft·lb | 3.49 N·m2.57 ft·lb | 2.35 N·m1.73 ft·lb |
| M5 | M5×0.80.8 mm | 8.93 kN2009 lbf | 8.98 N·m6.62 ft·lb | 6.76 N·m4.98 ft·lb | 4.53 N·m3.34 ft·lb |
| M6 | M6×11 mm | 12.7 kN2850 lbf | 15.5 N·m11.5 ft·lb | 11.7 N·m8.63 ft·lb | 7.86 N·m5.80 ft·lb |
| M7 | M7×11 mm | 18.2 kN4087 lbf | 25.2 N·m18.6 ft·lb | 18.8 N·m13.9 ft·lb | 12.5 N·m9.23 ft·lb |
| M8 | M8×1.251.25 mm | 23.1 kN5185 lbf | 37.4 N·m27.6 ft·lb | 28.1 N·m20.7 ft·lb | 18.8 N·m13.8 ft·lb |
| M10 | M10×1.51.5 mm | 36.5 kN8213 lbf | 73.1 N·m53.9 ft·lb | 54.8 N·m40.4 ft·lb | 36.5 N·m26.9 ft·lb |
| M12 | M12×1.751.75 mm | 53.1 kN11935 lbf | 125.4 N·m92.5 ft·lb | 94.0 N·m69.3 ft·lb | 62.6 N·m46.2 ft·lb |
| M14 | M14×22 mm | 72.7 kN16350 lbf | 199.4 N·m147.1 ft·lb | 149.4 N·m110.2 ft·lb | 99.3 N·m73.3 ft·lb |
| M16 | M16×22 mm | 98.7 kN22189 lbf | 305.6 N·m225.4 ft·lb | 227.7 N·m168.0 ft·lb | 149.9 N·m110.6 ft·lb |
| M18 | M18×2.52.5 mm | 121.3 kN27260 lbf | 426.9 N·m314.8 ft·lb | 319.4 N·m235.6 ft·lb | 211.9 N·m156.3 ft·lb |
| M20 | M20×2.52.5 mm | 154.2 kN34670 lbf | 597.5 N·m440.7 ft·lb | 445.3 N·m328.4 ft·lb | 293.1 N·m216.1 ft·lb |
| M22 | M22×2.52.5 mm | 191.1 kN42970 lbf | 815.2 N·m601.3 ft·lb | 605.3 N·m446.5 ft·lb | 395.5 N·m291.7 ft·lb |
| M24 | M24×33 mm | 222.1 kN49925 lbf | 1029.2 N·m759.1 ft·lb | 767.1 N·m565.8 ft·lb | 505.0 N·m372.5 ft·lb |
| M27 | M27×33 mm | 289.4 kN65065 lbf | 1510.9 N·m1114.4 ft·lb | 1121.1 N·m826.9 ft·lb | 731.4 N·m539.4 ft·lb |
| M30 | M30×3.53.5 mm | 353.2 kN79396 lbf | 2056.1 N·m1516.5 ft·lb | 1528.2 N·m1127.1 ft·lb | 1000.2 N·m737.7 ft·lb |
| M33 | M33×3.53.5 mm | 436.9 kN98228 lbf | 2767.7 N·m2041.4 ft·lb | 2051.0 N·m1512.7 ft·lb | 1334.2 N·m984.0 ft·lb |
| M36 | M36×44 mm | 514.5 kN115672 lbf | 3568.8 N·m2632.2 ft·lb | 2648.5 N·m1953.4 ft·lb | 1728.2 N·m1274.6 ft·lb |
| M39 | M39×44 mm | 614.7 kN138195 lbf | 4601.3 N·m3393.8 ft·lb | 3405.9 N·m2512.1 ft·lb | 2210.5 N·m1630.4 ft·lb |
| M42 | M42×4.54.5 mm | 706.2 kN158754 lbf | 5710.6 N·m4212.0 ft·lb | 4232.7 N·m3121.9 ft·lb | 2754.8 N·m2031.9 ft·lb |
| M45 | M45×4.54.5 mm | 822.8 kN184969 lbf | 7105.5 N·m5240.8 ft·lb | 5255.2 N·m3876.0 ft·lb | 3404.9 N·m2511.3 ft·lb |
| M48 | M48×55 mm | 928.1 kN208641 lbf | 8607.3 N·m6348.4 ft·lb | 6373.0 N·m4700.4 ft·lb | 4138.6 N·m3052.5 ft·lb |
| M52 | M52×55 mm | 1107.4 kN248961 lbf | 11013.8 N·m8123.4 ft·lb | 8136.6 N·m6001.2 ft·lb | 5259.4 N·m3879.1 ft·lb |
| M56 | M56×5.55.5 mm | 1278.9 kN287510 lbf | 13738.3 N·m10132.9 ft·lb | 10155.1 N·m7490.0 ft·lb | 6571.9 N·m4847.2 ft·lb |
| M60 | M60×5.55.5 mm | 1488.1 kN334532 lbf | 16983.9 N·m12526.7 ft·lb | 12530.9 N·m9242.3 ft·lb | 8078.0 N·m5958.0 ft·lb |
| M64 | M64×66 mm | 1685.9 kN378997 lbf | 20460.9 N·m15091.2 ft·lb | 15108.0 N·m11143.1 ft·lb | 9755.0 N·m7194.9 ft·lb |
| サイズ | ねじピッチ | 締付軸力軸力 | 乾燥μ 0.15 | 油潤滑μ 0.11 | PTFE・モリブデンペーストμ 0.06 |
|---|---|---|---|---|---|
| M1.6 | M1.6×0.20.2 mm | 0.99 kN222 lbf | 0.34 N·m0.25 ft·lb | 0.25 N·m0.18 ft·lb | 0.16 N·m0.12 ft·lb |
| M2 | M2×0.250.25 mm | 1.54 kN347 lbf | 0.67 N·m0.49 ft·lb | 0.49 N·m0.36 ft·lb | 0.32 N·m0.24 ft·lb |
| M2.5 | M2.5×0.350.35 mm | 2.33 kN525 lbf | 1.26 N·m0.93 ft·lb | 0.94 N·m0.69 ft·lb | 0.62 N·m0.46 ft·lb |
| M3 | M3×0.350.35 mm | 3.53 kN794 lbf | 2.19 N·m1.61 ft·lb | 1.62 N·m1.20 ft·lb | 1.06 N·m0.78 ft·lb |
| M3.5 | M3.5×0.350.35 mm | 4.98 kN1119 lbf | 3.48 N·m2.56 ft·lb | 2.57 N·m1.89 ft·lb | 1.66 N·m1.22 ft·lb |
| M4 | M4×0.50.5 mm | 6.17 kN1387 lbf | 5.03 N·m3.71 ft·lb | 3.74 N·m2.76 ft·lb | 2.45 N·m1.81 ft·lb |
| M5 | M5×0.50.5 mm | 10.2 kN2284 lbf | 9.89 N·m7.30 ft·lb | 7.31 N·m5.39 ft·lb | 4.73 N·m3.49 ft·lb |
| M6 | M6×0.750.75 mm | 13.9 kN3120 lbf | 16.6 N·m12.3 ft·lb | 12.4 N·m9.14 ft·lb | 8.13 N·m6.00 ft·lb |
| M7 | M7×0.750.75 mm | 19.6 kN4410 lbf | 26.6 N·m19.6 ft·lb | 19.7 N·m14.6 ft·lb | 12.8 N·m9.47 ft·lb |
| M8 | M8×11 mm | 24.7 kN5547 lbf | 39.3 N·m29.0 ft·lb | 29.3 N·m21.6 ft·lb | 19.2 N·m14.2 ft·lb |
| M10 | M10×1.251.25 mm | 38.6 kN8668 lbf | 76.1 N·m56.1 ft·lb | 56.7 N·m41.8 ft·lb | 37.2 N·m27.5 ft·lb |
| M12 | M12×1.51.5 mm | 55.5 kN12481 lbf | 129.7 N·m95.6 ft·lb | 96.6 N·m71.3 ft·lb | 63.6 N·m46.9 ft·lb |
| M14 | M14×1.51.5 mm | 78.5 kN17639 lbf | 211.0 N·m155.6 ft·lb | 156.4 N·m115.4 ft·lb | 101.8 N·m75.1 ft·lb |
| M16 | M16×1.51.5 mm | 105.4 kN23687 lbf | 320.7 N·m236.5 ft·lb | 236.8 N·m174.6 ft·lb | 152.8 N·m112.7 ft·lb |
| M18 | M18×1.51.5 mm | 136.2 kN30625 lbf | 465.3 N·m343.2 ft·lb | 342.4 N·m252.5 ft·lb | 219.5 N·m161.9 ft·lb |
| M20 | M20×1.51.5 mm | 171.0 kN38453 lbf | 644.8 N·m475.6 ft·lb | 473.3 N·m349.1 ft·lb | 301.7 N·m222.6 ft·lb |
| M22 | M22×1.51.5 mm | 209.8 kN47171 lbf | 872.9 N·m643.8 ft·lb | 639.2 N·m471.5 ft·lb | 405.6 N·m299.1 ft·lb |
| M24 | M24×22 mm | 242.2 kN54445 lbf | 1097.0 N·m809.1 ft·lb | 807.4 N·m595.5 ft·lb | 517.7 N·m381.9 ft·lb |
| M27 | M27×22 mm | 312.3 kN70211 lbf | 1597.7 N·m1178.4 ft·lb | 1172.2 N·m864.6 ft·lb | 746.7 N·m550.7 ft·lb |
| M30 | M30×22 mm | 391.4 kN87980 lbf | 2217.0 N·m1635.2 ft·lb | 1622.7 N·m1196.9 ft·lb | 1028.5 N·m758.6 ft·lb |
| M33 | M33×22 mm | 479.3 kN107752 lbf | 2960.8 N·m2183.8 ft·lb | 2163.3 N·m1595.5 ft·lb | 1365.7 N·m1007.3 ft·lb |
| M36 | M36×33 mm | 544.9 kN122501 lbf | 3722.4 N·m2745.5 ft·lb | 2739.2 N·m2020.4 ft·lb | 1756.0 N·m1295.2 ft·lb |
| M39 | M39×33 mm | 647.9 kN145650 lbf | 4781.7 N·m3526.8 ft·lb | 3511.6 N·m2590.0 ft·lb | 2241.5 N·m1653.3 ft·lb |
| M42 | M42×33 mm | 759.8 kN170802 lbf | 6024.7 N·m4443.6 ft·lb | 4416.8 N·m3257.6 ft·lb | 2808.8 N·m2071.7 ft·lb |
| M45 | M45×33 mm | 880.6 kN197956 lbf | 7466.2 N·m5506.8 ft·lb | 5465.2 N·m4030.9 ft·lb | 3464.2 N·m2555.0 ft·lb |
| M48 | M48×33 mm | 1010.2 kN227112 lbf | 9157.8 N·m6754.4 ft·lb | 6693.9 N·m4937.2 ft·lb | 4230.0 N·m3119.9 ft·lb |
| M52 | M52×44 mm | 1151.8 kN258934 lbf | 11334.4 N·m8359.8 ft·lb | 8323.8 N·m6139.3 ft·lb | 5313.2 N·m3918.9 ft·lb |
| M56 | M56×44 mm | 1350.7 kN303648 lbf | 14297.4 N·m10545.2 ft·lb | 10481.2 N·m7730.5 ft·lb | 6665.0 N·m4915.9 ft·lb |
| M60 | M60×44 mm | 1565.4 kN351922 lbf | 17620.9 N·m12996.5 ft·lb | 12899.6 N·m9514.3 ft·lb | 8178.3 N·m6032.0 ft·lb |
| M64 | M64×44 mm | 1796.0 kN403755 lbf | 21421.6 N·m15799.7 ft·lb | 15662.4 N·m11552.0 ft·lb | 9903.3 N·m7304.3 ft·lb |
締付軸力は降伏荷重の70%です。トルクはISO 16047 / VDI 2230に基づき、標準六角頭で、ねじ面と座面に同じ摩擦係数μを用いて算出しています。サイズをクリックすると、二面幅、下穴径、計算例を確認できます。メーカー指定値がある場合は、必ずそちらに従ってください。
よくある質問
M8 10.9のボルトの締付トルクは?
乾燥状態で約37.4 N·m (27.6 ft·lb)、油潤滑で約28.1 N·m (20.7 ft·lb)です(M8×1.25、降伏荷重の70%、締付軸力23.1 kN)。
M10 10.9のボルトの締付トルクは?
乾燥状態で約73.1 N·m (53.9 ft·lb)、油潤滑で約54.8 N·m (40.4 ft·lb)です(M10×1.5、降伏荷重の70%、締付軸力36.5 kN)。
M12 10.9のボルトの締付トルクは?
乾燥状態で約125.4 N·m (92.5 ft·lb)、油潤滑で約94.0 N·m (69.3 ft·lb)です(M12×1.75、降伏荷重の70%、締付軸力53.1 kN)。