Sinoboom TB18 Plus - Page 42

© Apr 2022 2-14 TB18 Plus&20J Plus Maintenance Manual
SPECIFICATIONS
Table 2-14 Fastener Torque Specifications – Metric
NOMINAL
DIAMETER
(MM)
PITCH (MM)
CLASS 8.8 CLASS 10.9 CLASS 12.9
5 0.8
7 Nm (5 ft-lb) 9 Nm (7 ft-lb) 10 Nm (7 ft-lb)
6 1
12 Nm (9 ft-lb) 15 Nm (11 ft-lb) 18 Nm (13 ft-lb)
8
1.25
30 Nm (22 ft-lb) 35 Nm (26 ft-lb) 42 Nm (31 ft-lb)
1
30 Nm (22 ft-lb) 37 Nm (27 ft-lb) 45 Nm (33 ft-lb)
10
1.5
55 Nm (41 ft-lb) 75 Nm (55 ft-lb) 85 Nm (63 ft-lb)
1.25
56 Nm (41 ft-lb) 77 Nm (57 ft-lb) 87 Nm (64 ft-lb)
1
60 Nm (44 ft-lb) 80 Nm (59 ft-lb) 92 Nm (68 ft-lb)
12
1.75
95 Nm (70 ft-lb) 125 Nm (92 ft-lb) 150 Nm (111 ft-lb)
1.5
100 Nm (74 ft-lb) 130 Nm (96 ft-lb) 155 Nm (114 ft-lb)
1.25
105 Nm (77 ft-lb) 135 Nm (100 ft-lb) 160 Nm (118 ft-lb)
14
2
150 Nm (110 ft-lb) 200 Nm (148 ft-lb) 230 Nm (170 ft-lb)
1.5
165 Nm (122 ft-lb) 210 Nm (155 ft-lb) 250 Nm (184 ft-lb)
16
2
230 Nm (170 ft-lb) 300 Nm (221 ft-lb) 360 Nm (266 ft-lb)
1.5
250 Nm (184 ft-lb) 320 Nm (236 ft-lb) 380 Nm (280 ft-lb)
18
2.5
320 Nm (236 ft-lb) 420 Nm (310 ft-lb) 500 Nm (369 ft-lb)
1.5
360 Nm (266 ft-lb) 470 Nm (345 ft-lb) 550 Nm (406 ft-lb)
20
2.5
450 Nm (332 ft-lb) 600 Nm (443 ft-lb) 700 Nm (516 ft-lb)
1.5
500 Nm (369 ft-lb) 650 Nm(479 ft-lb ) 770 Nm (568 ft-lb)
22
2.5
600 Nm (443 ft-lb) 800 Nm (590 ft-lb) 980 Nm (723 ft-lb)
2
650 Nm (479 ft-lb) 850 Nm (627 ft-lb) 1050 Nm (774 ft-lb)
24
3
750 Nm (553 ft-lb) 1050 Nm (774 ft-lb) 1250 Nm (923 ft-lb)
2
800 Nm (590 ft-lb) 1100 Nm (811 ft-lb) 1300 Nm (959 ft-lb)
27
3
1150 Nm (848 ft-lb) 1500 Nm (1106 ft-lb) 1800 Nm (1327 ft-lb)
30 3.5
1500 Nm (1106 ft-lb) 2000 Nm (1475 ft-lb) 2400 Nm (1770 ft-lb)
Unless special torque requirements are listed in this manual or other instructions, torque Unified Thread Standard
bolts (label: UNC) to the values listed in the table below.
Table 2-15 Bolt Torque Specifications Unified – Thread Standard (UNC)
NOMINAL
DIAMETER (IN)
OPPOSITE NUT SIZE (S)
CLASS 5 CLASS 8
1/4-20 7/16"
10 Nm (7 ft-lb) 14 Nm (10 ft-lb)
5/16-18 1/2"
21 Nm (15 ft-lb) 29 Nm (21 ft-lb)