Torque guide values
173
Installation tightening torques according to company standard M 3059
Bolts / nuts with external or internal hexagon, head without collar or flange
Thread size
x pitch
Property classes / tightening torques in Nm
for 8.8 / 8 for 10.9 / 10 for 12.9 / 12
M4 2,5 4,0 4,5
M5 5,0 7,5 9,0
M6 9,0 13,0 15,0
M7 14,0 20,0 25,0
M8 22,0 30,0 35,0
M8x1 23,0 35,0 40,0
M10 45,0 65,0 75,0
M10x1.25 45,0 65,0 75,0
M10x1 50,0 70,0 85,0
M12 75,0 105,0 125,0
M12x1.5 75,0 110,0 130,0
M12x1.25 80,0 115,0 135,0
M14 115,0 170,0 200,0
M14x1.5 125,0 185,0 215,0
M16 180,0 260,0 310,0
M16x1.5 190,0 280,0 330,0
M18 260,0 370,0 430,0
M18x2 270,0 290,0 450,0
M18x1.5 290,0 410,0 480,0
M20 360,0 520,0 600,0
M20x2 380,0 540,0 630,0
M20x1.5 400,0 570,0 670,0
M22 490,0 700,0 820,0
M22x2 510,0 730,0 860,0
M22x1.5 540,0 770,0 900,0
M24 620,0 890,0 1040,0
M24x2 680,0 960,0 1130,0
M24x1.5 740,0 1030,0 1220,0
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