Selasa, 10 Juli 2012

Momen kekencangan baut



Metric Bolt Torque Table
Estimated with clamp load as 75% of proof load
as specified in ISO 898-1
Property
Class
8.8
       8.8       
10.9
       10.9       
 12.9 Socket Head
Cap Screw
12.9
 Minimum Tensile
Strength MPa
M6 - M16:  800
M20 - M30:  830
10401220
Nominal Size
and
Thread Pitch
Bolt Torque Specs in Newton Meters - Nm
DryLubedDryLubedDryLubed
M5 x 0.806.14.68.86.710.37.7
M6 x 1.0010.47.81511.217.613.1
M7 x 1.0017.613.125.118.929.422
M8 x 1.2525.419.137.627.342.632.1
M10 x 1.50503872548464
M12 x 1.75886612694146110
M14 x 2.00141106201150235176
M16 x 2.00218164312233365274
M18 x 2.50301226431323504378
M20 x 2.50426319609457712534
M22 x 2.50580435831624971728
M24 x 3.0073655210527891231923
M27 x 3.0010798091544115818051353
M30 x 3.50146310972092157024461834
M33 x 3.50199014932849213733282497
M36 x 4.00255719183659274442763208
 Lubed means cleaned dry bolts lubricated with a standard medium viscosity
 machine oil. Lubricate all contact areas of the bolts and washers. Lubricating
 the bolts is the suggested method.  Thread Engagement

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