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
(65′7″)
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 9.9 7.4 8.1
(91′10″) (20) (21.8) (16.3) (17.8)
30 8.5 9.3 6.9 7.5
(98′5″) (18.7) (20.5) (15.2) (16.5)
32 8.0 8.7 6.4 7.0
(104′12″) (17.6) (19.1) (14.1) (15.4)
34 7.2 8.1 5.6 6.5
(111′7″) (15.8) (17.8) (12.3) (14.3)
36 6.6 7.4 8.2 5.0 5.8 6.6
(118′1″) (14.5) (16.3) (18) (11) (12.7) (14.5)
38 6.0 6.7 7.6 4.4 5.1 6.0
(124′8″) (13.2) (14.7) (16.7) (9.7) (11.2) (13.2)
40 5.4 6.1 6.9 3.8 4.5 5.3
(131′3″) (11.9) (13.4) (15.2) (8.3) (9.9) (11.6)
42 5.0 5.6 6.3 7.0 3.3 4.0 4.7 5.4
(137′10″) (11) (12.3) (13.8) (15.4) (7.2) (8.8) (10.3) (11.9)
44 4.5 5.1 5.7 6.4 2.8 3.4 4.1 4.8
(144′4″) (9.9) (11.2) (12.5) (14.1) (6.1) (7.4) (9) (10.5)
46 4.1 4.6 5.2 5.8 2.3 2.9 3.6 4.2
(150′11″) (9) (10.1) (11.4) (12.7) (5) (6.3) (7.9) (9.2)
48 3.7 4.2 4.8 5.3 1.9 2.4 3.1 3.7
(157′6″) (8.1) (9.2) (10.5) (11.6) (4.1) (5.2) (6.8) (8.1)
50 3.3 3.8 4.3 4.9 2.0 2.6 3.2
(164′0″) (7.2) (8.3) (9.4) (10.8) (4.4) (5.7) (7)
52 3.4 3.9 4.4 2.1 2.7
(170′7″) (7.4) (8.5) (9.7) (4.6) (5.9)
54 3.4 4.0 2.2
(177′2″) (7.4) (8.8) (4.8)
56 3.6 1.8
(183′9″) (7.9) (3.9)
58 3.2
(190′3″) (7)
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)
28.5
(93′6″)
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: 21/97
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