Hitachi WH 14DMR Technical Data And Service Manual page 22

•
Model WH 18DMR
kgf . cm
N . m
M10 x 30
(in-lbs.)
160
1600
High-strength bolt
(1389)
140
1400
(1215)
120
1200
(1042)
100
1000
(868)
800
80
(694)
Ordinary bolt
600 60
(521)
400 40
(347)
200
20
(174)
0
0
0 1
Tightening time: sec.
(Steel plate thickness
t = 10 mm))
•
Model WR 14DMR
kgf . cm
.
N m
(in-lbs.)
200
2000
(1736)
High-strength bolt
1500 150
(1302)
1000 100
(868)
500
50
(434)
0
0
0
Tightening time: sec.
(Steel plate thickness
t = 10 mm)
•
Model WR 18DMR
.
kgf cm
.
N m
(in-lbs.)
200
2000
(1736)
High-strength bolt
1500 150
(1302)
1000
100
(868)
500
50
Ordinary bolt
(434)
0
0
0
Tightening time: sec.
(Steel plate thickness
t = 10 mm)
kgf . cm
(in-lbs.)
(1389)
(1215)
(1042)
(347)
3
2
kgf . cm
M10 x 30
(in-lbs.)
2000
(1736)
1500
(1302)
1000
(868)
500
Ordinary bolt
(434)
0
1
2 3
kgf
(in-lbs.)
M10 x 30
2000
(1736)
1500
(1302)
1000
(868)
(434)
1
2
3
N . m
M12 x 45
160
1600
High-strength bolt
140
1400
120
1200
100
1000
(868)
800
80
Ordinary bolt
(694)
600 60
(521)
400
40
200
20
(174)
0
0
0 1
2
Tightening time: sec.
(Steel plate thickness
t = 25 mm))
Fig. 5-2
M12 x 45
.
N m
200
High-strength bolt
150
100
Ordinary bolt
50
0
0 1 2
Tightening time: sec.
(Steel plate thickness
t = 25 mm)
Fig. 5-3
.
cm
.
N m
M12 x 45
200
150
100
Ordinary bolt
500
50
High-strength bolt
0
0
1 2
0
Tightening time: sec.
(Steel plate thickness
t = 25 mm)
Fig. 5-4
--- 19 ---
kgf . cm
N . m
(in-lbs.)
1800
180
(1562)
160
1600
(1389)
140
1400
(1215)
120
1200
(1042)
100
1000
(868)
800
(694)
600
(521)
400
(347)
200
(174)
0
3
kgf . cm
.
N m
(in-lbs.)
250
2500
(2170) High-strength bolt
200
2000
(1736)
150
1500
(1302)
100
1000
(868)
500
50
(434)
0 0
0
3
Tightening time: sec.
(Steel plate thickness
t = 25 mm)
.
kgf cm
.
(in-lbs.)
N m
250
2500
(2170)
200
2000
(1736)
150
1500
(1302)
100
1000
(868)
500
50
(434)
0 0
0
3
Tightening time: sec.
(Steel plate thickness
t = 25 mm)
M14 x 50
High-strength bolt
Ordinary bolt
80
60
40
20
0
2 3
0 1
Tightening time: sec.
(Steel plate thickness
t = 25 mm))
M14 x 45
Ordinary bolt
2 3
1
M14 x 50
High-strength bolt
Ordinary bolt
2 3
1