Boom angle(°)
Radius(m) (ft)
88 83 78 73 68 63 88 83 78 73 68 63
12 54.6 41.3
(39′4″) (120.3) (91)
14 54.6 41.3
(45′11″) (120.3) (91)
16 48.9 41.3
(52′6″) (107.8) (91)
18 42.8 40.9 41.3 40.7
(59′1″) (94.3) (90.1) (91) (89.7)
20 36.4 36.9 37.2 36.8
(65′7″) (80.2) (81.3) (82) (81.1)
22 31.4 33.7 32.1 33.7
(72′2″) (69.2) (74.2) (70.7) (74.2)
24 26.9 31.0 28.5 28.2 30.9 28.6
(78′9″) (59.3) (68.3) (62.8) (62.1) (68.1) (63)
26 28.7 26.3 24.9 28.7 26.3
(85′4″) (63.2) (57.9) (54.8) (63.2) (57.9)
28 26.8 24.4 26.6 24.5
(91′10″) (59) (53.7) (58.6) (54)
30 22.7 20.8 24.7 22.6 21.0
(98′5″) (50) (45.8) (54.4) (49.8) (46.2)
32 20.9 19.5 22.4 20.9 19.3
(104′12″) (46) (42.9) (49.3) (46) (42.5)
34 18.1 16.2 19.3 17.9
(111′7″) (39.9) (35.7) (42.5) (39.4)
36 16.8 15.1 18.0 16.6 15.0
(118′1″) (37) (33.2) (39.6) (36.5) (33)
38 14.1 15.5 14.0
(124′8″) (31) (34.1) (30.8)
40 13.2 12.1 14.5 13.1
(131′3″) (29.1) (26.6) (31.9) (28.8)
42 11.4 12.2 11.2
(137′10″) (25.1) (26.8) (24.6)
44 10.7 11.5 10.5
(144′4″) (23.5) (25.3) (23.1)
46 9.8
(150′11″) (21.6)
48 9.3
(157′6″) (20.5)
50
(164′0″)
52
(170′7″)
54
(177′2″)
56
(183′9″)
58
(190′3″)
60
(196′10″)
62
(203′5″)
64
(209′12″)
66
(216′6″)
68
(223′1″)
70
(229′8″)
72
(236′3″)
74
(242′9″)
Length of luffing
jib(m) (ft)
(72′2″) (82′
0″)
22 25
Length of main
boom(m) (ft)
49.5
(162′5″)
Not including boom hook. Counterweight (85.2+5.8)×1000kg/((187.8+12.8)×1000lb) Unit:kg(lb)×1000
Load Charts of luffing jib Hook for LJ Operating condition
4.7: 64/97
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