Case 2050M, Руководство оператора, Страница: 159 / 286

7 - MAINTENANCE
Metric flanged hardware
Nominal
size
Class 8.8 bolt and Class 8 nut Class 10.9 bolt and Class 10
nut
Locknut CL.8
W/CL8.8 bolt
Locknut CL.10
W/CL10.9 bolt
Unplated Plated W/ZnCr Unplated Plated W/ZnCr
M4
2.4 N·m
( 21 lb in )
3.2 N·m
( 28 lb in )
3.5 N·m
( 31 lb in )
4.6 N·m
( 41 lb in )
2.2 N·m
( 19 lb in )
3.1 N·m
( 27 lb in )
M5
4.9 N·m
( 43 lb in )
6.5 N·m
( 58 lb in )
7.0 N·m
( 62 lb in )
9.4 N·m
( 83 lb in )
4.4 N·m
( 39 lb in )
6.4 N·m
( 57 lb in )
M6
8.3 N·m
( 73 lb in )
11 N·m
( 96 lb in )
12 N·m
( 105 lb in )
16 N·m
( 141 lb in )
7.5 N·m
( 66 lb in )
11 N·m
( 96 lb in )
M8
20 N·m
( 179 lb in )
27 N·m
( 240 lb in )
29 N·m
( 257 lb in )
39 N·m
( 343 lb in )
18 N·m
( 163 lb in )
27 N·m
( 240 lb in )
M10
40 N·m
( 30 lb ft )
54 N·m
( 40 lb ft )
57 N·m
( 42 lb ft )
77 N·m
( 56 lb ft )
37 N·m
( 27 lb ft )
53 N·m
( 39 lb ft )
M12
70 N·m
( 52 lb ft )
93 N·m
( 69 lb ft )
100 N·m
( 74 lb ft )
134 N·m
( 98 lb ft )
63 N·m
( 47 lb ft )
91 N·m
( 67 lb ft )
M16
174 N·m
( 128 lb ft )
231 N·m
( 171 lb ft )
248 N·m
( 183 lb ft )
331 N·m
( 244 lb ft )
158 N·m
( 116 lb ft )
226 N·m
( 167 lb ft )
M20
350 N·m
( 259 lb ft )
467 N·m
( 345 lb ft )
484 N·m
( 357 lb ft )
645 N·m
( 476 lb ft )
318 N·m
( 235 lb ft )
440 N·m
( 325 lb ft )
M24
607 N·m
( 447 lb ft )
809 N·m
( 597 lb ft )
838 N·m
( 618 lb ft )
1118 N·m
( 824 lb ft )
552 N·m
( 407 lb ft )
Identification
Metric hex head and carriage bolts, classes 5.6 and up
1. Manufacturer’s identification
2. Property class
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Metric hex nuts and locknuts, classes 05 and up
1. Manufacturer’s identification
2. Property class
3. Clock marking of property class and manufacturer’s
identification (optional), i.e. marks 60 ° apart indicate
Class 10 properties and marks 120 ° apart indicate
Class 8.
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7-3