Komatsu 170-3 Series, Руководство по ремонту, Страница: 15 / 454

FOREWORD STANDARD TIGHTENING TORQUE
00-13
TABLE OF TIGHTENING TORQUES FOR SPLIT FLANGE BOLTS
!
In the case of split flange bolts for which there is no special instruction, tighten to the torque given in the
table below.
TABLE OF TIGHTENING TORQUES FOR O-RING BOSS PIPING JOINTS
!
Unless there are special instructions, tighten the O-ring boss piping joints to the torque below.
TABLE OF TIGHTENING TORQUES FOR O-RING BOSS PLUGS
!
Unless there are special instructions, tighten the O-ring boss plugs to the torque below.
Thread diameter Width across flat Tightening torque
mm mm Nm kgm
10
12
16 14
17
22 59 – 74
98 – 123
235 – 285
6 – 7.5
10 – 12.5
23.5 – 29.5
Norminal No.
Thread diameter Width across flat Tightening torque (Nm {kgm})
mm mm Range Target
02
03, 04
05, 06
10, 12
14
14
20
24
33
42
Varies depending
on type of
connector.
35 – 63 {3.5 – 6.5}
84 – 132 {8.5 – 13.5}
128 – 186 {13.0 – 19.0}
363 – 480 {37.0 – 49.0}
746 – 1010 {76.0 – 103}
44 {4.5}
103 {10.5}
157 {16.0}
422 {43.0}
883 {90.0}
Norminal No.
Thread diameter Width across flat Tightening torque (Nm {kgm})
mm mm Range Target
08
10
12
14
16
18
20
24
30
33
36
42
52 08
10
12
14
16
18
20
24
30
33
36
42
52 14
17
19
22
24
27
30
32
32
—
36
—
—
5.88 – 8.82 {0.6 – 0.9}
9.8 – 12.74 {1.0 – 1.3}
14.7 – 19.6 {1.5 – 2.0}
19.6 – 24.5 {2.0 – 2.5}
24.5 – 34.3 {2.5 – 3.5}
34.3 – 44.1 {3.5 – 4.5}
44.1 – 53.9 {4.5 – 5.5}
58.8 – 78.4 {6.0 – 8.0}
93.1 – 122.5 {9.5 – 12.5}
107.8 – 147.0 {11.0 – 15.0}
127.4 – 176.4 {13.0 – 18.0}
181.3 – 240.1 {18.5 – 24.5}
274.4 – 367.5 {28.0 – 37.5}
7.35 {0.75}
11.27 {1.15}
17.64 {1.8}
22.54 {2.3}
29.4 {3.0}
39.2 {4.0}
49.0 {5.0}
68.6 {7.0}
107.8 {11.0}
124.4 {13.0}
151.9 {15.5}
210.7 {21.5}
323.4 {33.0}
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