Fuso ROSA 2014 - Tightening Torques for General Use Bolts and Nuts

TIGHTENING TORQUES FOR GENERAL USE BOLTS AND NUTS
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TIGHTENING TORQUES FOR GENERAL USE BOLTS AND NUTS
1. Use specified bolts and nuts and tighten them with applicable torques according to the following table, unless
otherwise specified.
2. Threads and contact seats shall be dry.
3. Where there is a difference in strength classification between the nut and bolt (or stud bolt), the torque specified
for the bolt shall apply.
Hex-head Bolts and Stud Bolt (Unit: N·m {kgf·m})
Hex-head Flange Bolt (Unit: N·m {kgf·m})
Strength
4T 7T 8T
Identification
symbol
Nominal
diameter
(Stud) (Stud) (Stud)
M5
2 to 3
{0.2 to 0.3}
–
4 to 6
{0.4 to 0.6}
–
5 to 7
{0.5 to 0.7}
–
M6
4 to 6
{0.4 to 0.6}
–
7 to 10
{0.7 to 1.0}
–
8 to 12
{0.8 to 1.2}
–
M8
9 to 13
{0.9 to 1.3}
–
16 to 24
{1.7 to 2.5}
–
19 to 28
{2.0 to 2.9}
–
M10
18 to 27
{1.8 to 2.7}
17 to 25
{1.8 to 2.6}
34 to 50
{3.5 to 5.1}
32 to 48
{3.3 to 4.9}
45 to 60
{4.5 to 6.0}
37 to 55
{3.8 to 5.7}
M12
34 to 50
{3.4 to 5.1}
31 to 45
{3.1 to 4.6}
70 to 90
{7.0 to 9.5}
65 to 85
{6.5 to 8.5}
80 to 105
{8.5 to 11}
75 to 95
{7.5 to 10}
M14
60 to 80
{6.0 to 8.0}
55 to 75
{5.5 to 7.5}
110 to 150
{11 to 15}
100 to 140
{11 to 14}
130 to 170
{13 to 17}
120 to 160
{12 to 16}
M16
90 to 120
{9 to 12}
90 to 110
{9 to 11}
170 to 220
{17 to 23}
160 to 210
{16 to 21}
200 to 260
{20 to 27}
190 to 240
{19 to 25}
M18
130 to 170
{14 to 18}
120 to 150
{12 to 16}
250 to 330
{25 to 33}
220 to 290
{23 to 30}
290 to 380
{30 to 39}
250 to 340
{26 to 35}
M20
180 to 240
{19 to 25}
170 to 220
{17 to 22}
340 to 460
{35 to 47}
310 to 410
{32 to 42}
400 to 530
{41 to 55}
360 to 480
{37 to 49}
M22
250 to 330
{25 to 33}
230 to 300
{23 to 30}
460 to 620
{47 to 63}
420 to 560
{43 to 57}
540 to 720
{55 to 73}
490 to 650
{50 to 67}
M24
320 to 430
{33 to 44}
290 to 380
{29 to 39}
600 to 810
{62 to 83}
540 to 720
{55 to 73}
700 to 940
{72 to 96}
620 to 830
{63 to 85}
Strength
4T 7T 8T
Identification
symbol
Nominal
diameter
M6
4 to 6
{0.4 to 0.6}
–
8 to 12
{0.8 to 1.2}
–
10 to 14
{1.0 to 1.4}
–
M8
10 to 15
{1.0 to 1.5}
–
19 to 28
{2.0 to 2.9}
–
22 to 33
{2.3 to 3.3}
–
M10
21 to 31
{2.1 to 3.1}
20 to 29
{2.0 to 3.0}
45 to 55
{4.5 to 5.5}
37 to 54
{3.8 to 5.6}
50 to 65
{5.0 to 6.5}
50 to 60
{5.0 to 6.5}
M12
38 to 56
{3.8 to 5.5}
35 to 51
{3.5 to 5.2}
80 to 105
{8.0 to 10.5}
70 to 95
{7.5 to 9.5}
90 to 120
{9 to 12}
85 to 110
{8.5 to 11}
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FUSO ASCENT-ALEJANDRO CANTO