Boom angle(°)
Radius(m) (ft)
88 83 78 73 68 63 88 83 78 73 68 63
14
(45′11″)
16
(52′6″)
18
(59′1″)
20 17.1
(65′7″) (37.6)
22 15.8 13.7
(72′2″) (34.8) (30.2)
24 14.7 12.7
(78′9″) (32.4) (27.9)
26 13.7 11.7
(85′4″) (30.2) (25.7)
28 12.8 14.9 10.7
(91′10″) (28.2) (32.8) (23.5)
30 11.9 13.9 9.9
(98′5″) (26.2) (30.6) (21.8)
32 11.2 12.9 9.1 11.1
(104′12″) (24.6) (28.4) (20) (24.4)
34 10.5 12.0 8.4 10.4
(111′7″) (23.1) (26.4) (18.5) (22.9)
36 9.9 11.3 13.1 7.8 9.8
(118′1″) (21.8) (24.9) (28.8) (17.1) (21.6)
38 9.4 10.6 12.2 7.2 9.0
(124′8″) (20.7) (23.3) (26.8) (15.8) (19.8)
40 8.8 10.0 11.4 6.6 8.4 9.8
(131′3″) (19.4) (22) (25.1) (14.5) (18.5) (21.6)
42 8.4 9.5 10.7 6.0 7.9 9.1
(137′10″) (18.5) (20.9) (23.5) (13.2) (17.4) (20)
44 8.0 9.0 10.1 11.4 7.3 8.5
(144′4″) (17.6) (19.8) (22.2) (25.1) (16) (18.7)
46 7.5 8.5 9.6 10.8 6.8 8.0
(150′11″) (16.5) (18.7) (21.1) (23.8) (14.9) (17.6)
48 7.1 8.1 9.1 10.2 6.4 7.4
(157′6″) (15.6) (17.8) (20) (22.4) (14.1) (16.3)
50 6.8 7.7 8.6 9.7 5.9 6.9 8.1
(164′0″) (14.9) (16.9) (18.9) (21.3) (13) (15.2) (17.8)
52 6.5 7.2 8.2 9.1 8.1 5.5 6.5 7.4
(170′7″) (14.3) (15.8) (18) (20) (17.8) (12.1) (14.3) (16.3)
54 6.2 6.9 7.8 8.7 7.5 5.1 6.0 7.0 5.0
(177′2″) (13.6) (15.2) (17.1) (19.1) (16.5) (11.2) (13.2) (15.4) (11)
56 6.6 7.3 8.2 7.1 5.6 6.5 4.8
(183′9″) (14.5) (16) (18) (15.6) (12.3) (14.3) (10.5)
58 6.3 7.0 7.8 6.6 5.2 6.1 4.4
(190′3″) (13.8) (15.4) (17.1) (14.5) (11.4) (13.4) (9.7)
60 6.7 7.4 6.3 5.1 5.7 4.2
(196′10″) (14.7) (16.3) (13.8) (11.2) (12.5) (9.2)
62 6.4 7.0 5.9 4.7 5.2 3.9
(203′5″) (14.1) (15.4) (13) (10.3) (11.4) (8.5)
64 6.7 5.6 4.4 3.7
(209′12″) (14.7) (12.3) (9.7) (8.1)
66 6.4 5.3 4.2 3.5
(216′6″) (14.1) (11.6) (9.2) (7.7)
68 5.0 3.9 3.3
(223′1″) (11) (8.5) (7.2)
70 4.7 3.7 3.1
(229′8″) (10.3) (8.1) (6.8)
72 3.5
(236′3″) (7.7)
74 3.3
(242′9″) (7.2)
Length of luffing
jib(m) (ft)
(170′7″) (180′5″)
52 55
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: 69/97
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