Weld Studs - Manitowoc Grove RT530E-2 Service And Maintenance Manual

INTRODUCTION
Table 1-8: UNC (Coarse) Thread: Torque Values for
Stainless Steel Fasteners with Oil Lubrication
Size
#5 (0.125)
#8 (0.164)
#10 (0.190)
1/4
5/16
3/8
7/16
1/2
5/8
3/4
NOTE: Stainless steel fasteners tend to gall while being
tightened. To reduce this risk, lubricate the threads
with oil or molybdenum disulfide and torque at low
speeds without interruptions. Do not use excessive
pressure. Impact wrenches are not recommended.
1-16
Torque Value
lb-in lb-ft
6.9 —
18 —
21 —
68 —
120 10
210 17.5
340 28
— 39
— 74
— 114
Published 4-22-15, Control # 556-00
RT530E-2 SERVICE MANUAL
Table 1-9: Metric Coarse Thread: Torque Values for
Stainless Steel Fasteners with Oil Lubrication
Size
M2.5
M3
M4
M5
M6
M8
M10
M12
M14
M16
M18
M20
NOTE: Stainless steel fasteners tend to gall while being
tightened. To reduce this risk, lubricate the threads
with oil or molybdenum disulfide and torque at low
speeds without interruptions. Do not use excessive
pressure. Impact wrenches are not recommended.

Weld Studs

Unless otherwise specified the following grade 2 torque
values (± 10%) apply.
Table 1-10: Weld Stud Torque Values
T-2-4
Torque
Value
Nm
0.4
0.9
1.5
3.1
5.3
13.0
27.0
45.0
71.1
109
157
220