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 18.2
(59′1″) (40.1)
20 16.7
(65′7″) (36.8)
22 15.5 13.4
(72′2″) (34.1) (29.5)
24 14.4 12.4
(78′9″) (31.7) (27.3)
26 13.5 14.7 11.6
(85′4″) (29.7) (32.4) (25.5)
28 12.5 13.7 10.8 11.8
(91′10″) (27.5) (30.2) (23.8) (26)
30 11.7 12.8 10.1 11.0
(98′5″) (25.7) (28.2) (22.2) (24.2)
32 11.0 11.9 13.0 9.5 10.3
(104′12″) (24.2) (26.2) (28.6) (20.9) (22.7)
34 10.4 11.2 12.1 8.8 9.7
(111′7″) (22.9) (24.6) (26.6) (19.4) (21.3)
36 9.8 10.6 11.4 8.2 9.0 9.8
(118′1″) (21.6) (23.3) (25.1) (18) (19.8) (21.6)
38 9.3 10.0 10.7 11.5 7.7 8.4 9.1
(124′8″) (20.5) (22) (23.5) (25.3) (16.9) (18.5) (20)
40 8.8 9.4 10.1 10.9 7.1 7.8 8.5
(131′3″) (19.4) (20.7) (22.2) (24) (15.6) (17.1) (18.7)
42 8.4 8.9 9.6 10.3 6.7 7.2 8.0 8.7
(137′10″)
(18.5) (19.6) (21.1) (22.7) (14.7) (15.8) (17.6) (19.1)
44 7.9 8.5 9.1 9.7 10.4 6.2 6.8 7.4 8.1
(144′4″) (17.4) (18.7) (20) (21.3) (22.9) (13.6) (14.9) (16.3) (17.8)
46 7.5 8.1 8.6 9.2 9.8 5.8 6.3 6.9 7.5 6.5
(150′11″) (16.5) (17.8) (18.9) (20.2) (21.6) (12.7) (13.8) (15.2) (16.5) (14.3)
48 7.1 7.7 8.2 8.7 9.3 5.4 5.9 6.5 7.0 6.2
(157′6″) (15.6) (16.9) (18) (19.1) (20.5) (11.9) (13) (14.3) (15.4) (13.6)
50 6.8 7.2 7.8 8.3 8.8 9.4 5.1 5.5 6.0 6.6 5.8
(164′0″) (14.9) (15.8) (17.1) (18.2) (19.4) (20.7) (11.2) (12.1) (13.2) (14.5) (12.7)
52 6.5 6.9 7.4 7.9 8.4 8.9 5.2 5.7 6.1 5.6
(170′7″) (14.3) (15.2) (16.3) (17.4) (18.5) (19.6) (11.4) (12.5) (13.4) (12.3)
54 6.6 7.1 7.5 8.0 8.5 5.2 5.8 5.3
(177′2″) (14.5) (15.6) (16.5) (17.6) (18.7) (11.4) (12.7) (11.6)
56 6.4 6.7 7.1 7.7 8.1 4.9 5.4 5.1
(183′9″) (14.1) (14.7) (15.6) (16.9) (17.8) (10.8) (11.9) (11.2)
58 6.5 6.8 7.2 7.7 5.0 4.8
(190′3″) (14.3) (14.9) (15.8) (16.9) (11) (10.5)
60 6.6 6.9 7.3 4.6
(196′10″) (14.5) (15.2) (16) (10.1)
62 6.6 7.0
(203′5″) (14.5) (15.4)
64 6.7
(209′12″) (14.7)
66
(216′6″)
68
(223′1″)
70
(229′8″)
Length of luffing
jib(m) (ft)
(170′7″) (180′5″)
52 55
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: 20/97
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