Zoomlion ZCC2600 User Manual

Maintenance Manual for Crawler Crane
Appendix
Table 7-1 Tightening torque of threaded parts
Thread
diameter
mm
Thread pitch
mm
Tightening torque
N•m
10.9 grade 12.9 grade
MIN. STD. MAX. MIN. STD. MAX.
36
Coarse
thread
4 3702.8 3967.3 4231.8 4443.4 4760.7 5078.1
Fine
thread
3 3921.3 4201.4 4481.4 4705.5 5041.6 5377.7
Fine
thread
2 4146.2 4442.4 4738.6 4975.5 5330.9 5686.3
39
Coarse
thread
4 4792.4 5134.8 5477.1 5750.9 6161.7 6572.5
Fine
thread
3 5050.8 5411.6 5772.4 6061.0 6493.9 6926.8
Fine
thread
1.5 5451.5 5840.9 6230.2 6541.8 7009.0 7476.3
42
Coarse
thread
4.5 5928.9 6352.4 6775.9 7114.7 7622.9 8131.0
Fine
thread
3 6378.7 6834.3 7289.9 7654.4 8201.1 8747.9
Fine
thread
2 6687.9 7165.6 7643.3 8025.5 8598.7 9172.0
Fine
thread
1.5 6845.2 7334.1 7823.1 8214.2 8801.0 9387.7
48
Coarse
thread
5 8904.9 9541.0 10177.1 10685.9 11449.2 12212.5
Fine
thread
3 9693.3 10385.6 11078.0 11631.9 12462.8 13293.6
Fine
thread
2 10100.2 10821.6 11543.1 12120.2 12985.9 13851.7
Fine
thread
1.5 10306.7 11042.9 11779.0 12368.0 13251.4 14134.9
56
Coarse
thread
5.5 14316.6 15339.2 16361.9 17179.9 18407.1 19634.2
Fine
thread
2 16225.7 17384.6 18543.6 19470.8 20861.6 22252.3
Note:
Maximum tightening torque is computed on the basis of 0.8
ss
A δ
. Minimum tightening torque is on the basis of
0.7
ss
A δ
. Standard tightening torque is on the basis of 0.75
ss
A δ
.
7-6

Zoomlion ZCC2600 Specifications

General

Brand	Zoomlion
Model	ZCC2600
Category	Construction Equipment
Language	English