Toshiba GF632 User Manual
Page 21
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Table 4.1 Bolt length and Nut tightening torque
*1: 1[N
･m] is 0.7376 [ft･lbf].
ANSI class 150
Machine Bolts
Meter size
P.C.S
Diameter
Length
[inch]
Tightening
torque
[N･m] *1
15mm
1/2”
4
1/2”
2”
7 to 9
25mm
1”
4
1/2”
2.16”
14 to 17
32mm 1 1/4”
4
1/2”
2.16”
19 to 24
40mm 1 1/2”
4
1/2”
2.36”
16 to 21
50mm
2”
4
5/8”
2.56”
37 to 46
65mm 2 1/2”
4
5/8”
2.95”
52 to 66
80mm
3”
4
5/8”
2.95”
55 to 69
100mm
4”
8
5/8”
2.95”
40 to 51
125mm
5”
8
3/4”
3.15”
68 to 85
150mm
6”
8
3/4”
3.15”
89 to 112
200mm
8”
8
3/4”
3.54”
119 to 149
250mm
10”
12
7/8”
3.86”
159 to 198
300mm
12”
12
7/8”
3.94”
183 to 229
350mm
14”
12
1”
4.33”
203 to 254
400mm
16”
16
1”
4.53”
232 to 289
450mm
18”
16
1 1/8”
4.92”
322 to 402
500mm
20”
20
1 1/8”
5.12”
336 to 420
600mm
24”
20
1 1/4”
5.70”
497 to 622