Hitachi WH 8D2 Instruction Manual And Safety Instructions page 22

Kg – cm
3/16'' x 1'' (M5 x 25 mm)
(ft–lb)
1/4'' x 1'' (M6 x 25 mm)
400
(29)
300
(22)
1/4'' (M6)
High tensile bolt
200
(14)
1/4'' Ordinary bolt
(M6)
100
(7)
0
0
(Steel plate thickness t = 3/8'' (10 mm))
Kg – cm
3/8'' x 1-3/16'' (M10 x 30 mm)
(ft–lb)
1000
(72)
800
High tensile bolt
(58)
600
Ordinary bolt
(43)
400
(29)
200
(14)
0
0
(Steel plate thickness t = 3/8'' (10 mm))
22
3/16'' Ordinary bolt
(M5)
0.5 1
Tightening time: sec
Fig. 14
1 2
Tightening time: sec
Fig. 16
Kg – cm
(ft–lb)
800
(58)
High tensile bolt
600
(43)
400
(29)
Ordinary bolt
200
(14)
0
1.5
0
(Steel plate thickness t = 3/8'' (10 mm))
Kg – cm
15/32'' x 1-25/32'' (M12 x 45 mm)
(ft–lb)
1000
(72)
High tensile bolt
800
(58)
600
Ordinary bolt
(43)
400
(29)
200
(14)
0
3 0
(Steel plate thickness t = 3/8'' (10 mm))
5/16'' x 1'' (M8 x 25 mm)
1 2
Tightening time: sec
Fig. 15
1 2
Tightening time: sec
Fig. 17
3
3