Boom angle(°)
Radius(m) (ft)
88 83 78 73 68 63 88 83 78 73 68 63
12
(39′4″)
14
(45′11″)
16
(52′6″)
18
(59′1″)
20 16.9
(65′7″) (37.2)
22 15.7 13.6
(72′2″) (34.6) (29.9)
24 14.6 12.6
(78′9″) (32.1) (27.7)
26 13.6 15.4 11.7
(85′4″) (29.9) (33.9) (25.7)
28 12.6 14.3 10.9
(91′10″) (27.7) (31.5) (24)
30 11.8 13.4 10.2 11.6
(98′5″) (26) (29.5) (22.4) (25.5)
32 11.1 12.4 9.6 10.7
(104′12″) (24.4) (27.3) (21.1) (23.5)
34 10.5 11.7 13.2 8.9 10.1
(111′7″) (23.1) (25.7) (29.1) (19.6) (22.2)
36 9.9 11.0 12.3 8.3 9.5
(118′1″) (21.8) (24.2) (27.1) (18.2) (20.9)
38 9.3 10.3 11.5 7.7 8.7 9.9
(124′8″) (20.5) (22.7) (25.3) (16.9) (19.1) (21.8)
40 8.8 9.8 10.8 7.1 8.2 9.2
(131′3″) (19.4) (21.6) (23.8) (15.6) (18) (20.2)
42 8.4 9.2 10.2 11.3 6.7 7.5 8.6
(137′10″) (18.5) (20.2) (22.4) (24.9) (14.7) (16.5) (18.9)
44 8.0 8.8 9.7 10.7 6.3 7.1 8.1
(144′4″) (17.6)
(19.4) (21.3) (23.5) (13.8) (15.6) (17.8)
46 7.5 8.3 9.1 10.1 5.8 6.6 7.4 8.5
(150′11″) (16.5) (18.2) (20) (22.2) (12.7) (14.5) (16.3) (18.7)
48 7.1 7.9 8.7 9.5 10.5 5.4 6.2 7.0 7.9
(157′6″) (15.6) (17.4) (19.1) (20.9) (23.1) (11.9) (13.6) (15.4) (17.4)
50 6.8 7.4 8.2 9.0 9.9 5.1 5.7 6.5 7.3 6.6
(164′0″) (14.9) (16.3) (18) (19.8) (21.8) (11.2) (12.5) (14.3) (16) (14.5)
52 6.5 7.1 7.8 8.6 9.4 5.4 6.1 6.9 6.3
(170′7″) (14.3) (15.6) (17.1) (18.9) (20.7) (11.9) (13.4) (15.2) (13.8)
54 6.2 6.8 7.4 8.2 8.9 5.0 5.7 6.4 5.9
(177′2″) (13.6) (14.9) (16.3) (18) (19.6) (11) (12.5) (14.1) (13)
56 6.5 7.0 7.8 8.5 7.5 5.3 6.0 5.6
(183′9″) (14.3) (15.4) (17.1) (18.7) (16.5) (11.6) (13.2) (12.3)
58 6.7 7.3 8.1 7.1 4.9 5.6 5.4
(190′3″) (14.7) (16) (17.8) (15.6) (10.8) (12.3) (11.9)
60 6.5 7.0 7.7 6.7 5.2 5.1
(196′10″) (14.3) (15.4) (16.9) (14.7) (11.4) (11.2)
62 6.7 7.2 6.3 4.8
(203′5″) (14.7) (15.8) (13.8) (10.5)
64 6.4 6.8 6.0 4.6
(209′12″) (14.1) (14.9) (13.2) (10.1)
66 6.5 5.7 4.4
(216′6″) (14.3) (12.5) (9.7)
68 5.4
(223′1″) (11.9)
70 5.1
(229′8″) (11.2)
72
(236′3″)
Not including boom hook. Counterweight (85.2+5.8)×1000kg/((187.8+12.8)×1000lb) Unit:kg(lb)×1000
52 55
Load Charts of luffing jib Hook for LJ Operating condition
40.5
(132′10″)
Length of luffing
jib(m) (ft)
(170′7″) (180′5″)
Length of main
boom(m) (ft)
4.7: 48/97
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