Metric Bolt Torque Specifications - Shibaura CM214 Workshop Manual

Bolt Size Grade No.
4T, 4.8
M6 7T, 8T, 8.8
10T, 11T
4T, 4.8
M8 7T, 8T, 8.8
10T, 11T
4T, 4.8
M10 7T, 8T, 8.8
10T, 11T
4T, 4.8
M12 7T, 8T, 8.8
10T, 11T
4T, 4.8
M14 7T, 8T, 8.8
10T, 11T
4T, 4.8
M16 7T, 8T, 8.8
10T, 11T
4T, 4.8
M18 7T, 8T, 8.8
10T, 11T
4T, 4.8
M20 7T, 8T, 8.8
10T, 11T
Bolt head identification mark

METRIC BOLT TORQUE SPECIFICATIONS

Coarse Thread
Pitch (mm) Newton Meters
4.9-6.9
1.0 8.3-11.3
11.7-15.7
12.7-16.7
1.25 22.6-28.4
28.5-36.3
25.5-33.3
1.5 44.1-55.9
54.0-69.6
37.3-47.0
1.75 65.7-83.3
92.0-116
62.8-80.4
2.0 104-132
139-175
86.1-110
2.0 149-185
205-255
113-141
2.0 196-236
275-333
144-180
2.5 240-290
363-441
Strength grade
003V
Kiro-gram
Pitch (mm)
Meters
0.5-0.6
0.85-1.15 - - - - -
1.2-1.6
1.3-1.7
2.3-2.9
2.9-3.7
2.6-3.4
4.5-5.7 1.25
5.5-7.1
3.8-4.8
6.7-8.5 1.25
9.4-11.8
6.4-8.2
10.6-13.4
14.2-17.8
8.8-11.2
15.2-18.8
21-26
11.6-14.4
20-24
28-34
14.7-18.3
24.5-29.5
37-45
4.8
8.8
10.9
7
Fine Thread
Newton-
Meters
- - - - -
15.2-20.1
1.0 26.5-34.3
30.4-40.2
28.4-36.2
49.0-62.7
57.8-73.5
43.1-54.9
74.5-94.1
99.0-126
69.6-87.2
1.5 117-148
149-184
91.1-114
1.5 157-192
221-269
132-162
1.5 231-279
298-367
172-210
1.5 275-333
397-485
Example
4.8
Indicates yield point,
80% of tensile strength
Tensile strength
2
40 kgf/mm
Kiro-gram
Meters
- - - - -
1.55-2.05
2.7-3.5
3.1-4.1
2.9-3.7
5.0-6.4
5.9-7.5
4.4-5.6
7.6-9.6
10.1-12.9
7.1-8.9
11.9-15.1
15.2-18.8
9.3-11.7
16.0-19.6
22.5-27.5
13.4-16.6
23.5-28.5
30.5-37.5
17.5-21.5
28.0-34.0
40.5-49.5
2
32 kgf/mm