Boom angle(°)
Radius(m) (ft)
88 83 78 73 68 63 88 83 78 73 68 63
10
(32′10″)
12
(39′4″)
14
(45′11″)
16
(52′6″)
18
(59′1″)
20 12.2 10.0
(65′7″) (26.8) (22)
22 11.4 9.3
(72′2″) (25.1) (20.5)
24 10.5 8.6
(78′9″) (23.1) (18.9)
26 9.8 8.0
(85′4″) (21.6) (17.6)
28 9.1 9.8 7.3 8.0
(91′10″) (20) (21.6) (16) (17.6)
30 8.5 9.2 6.8 7.4
(98′5″) (18.7) (20.2) (14.9) (16.3)
32 7.9 8.6 6.3 6.9
(104′12″) (17.4) (18.9) (13.8) (15.2)
34 7.2 8.0 5.6 6.4
(111′7″) (15.8) (17.6) (12.3) (14.1)
36 6.5 7.3 8.1 4.9 5.7 6.5
(118′1″) (14.3) (16) (17.8) (10.8) (12.5) (14.3)
38 6.0 6.6 7.4 4.3 5.0 5.8
(124′8″) (13.2) (14.5) (16.3) (9.4) (11) (12.7)
40 5.4 6.1 6.7 3.8 4.4 5.1
(131′3″) (11.9) (13.4) (14.7) (8.3) (9.7) (11.2)
42 4.9 5.5 6.1 6.7 3.3 3.9 4.5 5.1
(137′10″) (10.8) (12.1) (13.4) (14.7) (7.2) (8.5) (9.9) (11.2)
44 4.5 5.0 5.6 6.2 2.8 3.3 3.9 4.5
(144′4″) (9.9) (11) (12.3) (13.6) (6.1) (7.2) (8.5) (9.9)
46 4.1 4.6 5.1 5.6 2.3 2.9 3.4 4.0
(150′11″) (9) (10.1) (11.2) (12.3) (5) (6.3) (7.4) (8.8)
48 3.6 4.1 4.6 5.1 1.8 2.3 2.9 3.4
(157′6″) (7.9) (9) (10.1) (11.2) (3.9) (5) (6.3) (7.4)
50 3.1 3.7 4.2 4.7 1.9 2.4 3.0
(164′0″) (6.8) (8.1) (9.2) (10.3) (4.1) (5.2) (6.6)
52 3.2 3.8 4.2 2.0 2.4
(170′7″) (7) (8.3) (9.2) (4.4) (5.2)
54 3.4 3.8 2.0
(177′2″) (7.4) (8.3) (4.4)
56 3.3
(183′9″) (7.2)
58
(190′3″)
60
(196′10″)
62
(203′5″)
64
(209′12″)
66
(216′6″)
68
(223′1″)
70
(229′8″)
Length of luffing
jib(m) (ft)
(190′3″) (200′2″)
58 61
Length of main
boom(m) (ft)
25.5
(83′8″)
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: 14/97
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