Boom angle(°)
Radius(m) (ft)
88 83 78 73 68 63 88 83 78 73 68 63
9.8
(32′2″)
10
(32′10″)
12
(39′4″)
14
(45′11″)
16 35.6 30.2
(52′6″) (78.4) (66.5)
18 33.1 28.3
(59′1″) (72.9) (62.3)
20 30.7 26.1
(65′7″) (67.6) (57.5)
22 28.1 30.2 24.3 25.1
(72′2″) (61.9) (66.5) (53.5) (55.3)
24 25.4 27.6 22.6 23.5
(78′9″) (55.9) (60.8) (49.8) (51.8)
26 23.2 25.0 27.2 21.3 21.9 24.2
(85′4″) (51.1) (55.1) (59.9) (46.9) (48.2) (53.3)
28 21.3 22.8 25.1 20.0 20.6 22.6
(91′10″) (46.9) (50.2) (55.3) (44) (45.4) (49.8)
30 19.7 21.1 23.2 18.9 19.5 21.2
(98′5″) (43.4) (46.5) (51.1) (41.6) (42.9) (46.7)
32 18.3 19.5 21.3 21.6 17.9 18.5 20.0 20.6
(104′12″) (40.3) (42.9) (46.9) (47.6) (39.4) (40.7) (44) (45.4)
34 17.0 18.1 19.7 20.2 16.9 17.4 19.0 19.5
(111′7″) (37.4) (39.9) (43.4) (44.5) (37.2) (38.3) (41.8) (42.9)
36 15.6 16.9 18.3 18.9 18.8 15.6 16.6 18.0 18.4 18.7
(118′1″) (34.3) (37.2) (40.3) (41.6) (41.4) (34.3) (36.5) (39.6) (40.5) (41.2)
38 13.9 15.8 17.1 17.9 17.6 14.4 15.8 17.0 17.4 17.4
(124′8″) (30.6) (34.8) (37.6) (39.4) (38.8) (31.7) (34.8) (37.4) (38.3) (38.3)
40 12.1 14.3 15.7 16.9 16.5 13.3 14.7 15.6 16.6 16.3
(131′3″) (26.6)
(31.5) (34.6) (37.2) (36.3) (29.3) (32.4) (34.3) (36.5) (35.9)
42 13.0 14.4 15.8 15.5 15.1 12.1 13.6 14.4 15.9 15.3 15.0
(137′10″) (28.6) (31.7) (34.8) (34.1) (33.2) (26.6) (29.9) (31.7) (35) (33.7) (33)
44 13.0 14.6 14.5 14.2 10.5 12.5 13.4 14.7 14.4 14.1
(144′4″) (28.6) (32.1) (31.9) (31.3) (23.1) (27.5) (29.5) (32.4) (31.7) (31)
46 13.5 13.7 13.4 11.2 12.3 13.7 13.6 13.3
(150′11″) (29.7) (30.2) (29.5) (24.6) (27.1) (30.2) (29.9) (29.3)
48 12.9 12.6 11.5 12.6 12.9 12.5
(157′6″) (28.4) (27.7) (25.3) (27.7) (28.4) (27.5)
50 12.0 11.7 12.2 11.9
(164′0″) (26.4) (25.7) (26.8) (26.2)
52 11.3
(170′7″) (24.9)
54
(177′2″)
56
(183′9″)
58
(190′3″)
60
(196′10″)
62
(203′5″)
64
(209′12″)
66
(216′6″)
68
(223′1″)
Not including boom hook. Counterweight (85.2+5.8)×1000kg/((187.8+12.8)×1000lb) Unit:kg(lb)×1000
40 43
Load Charts of luffing jib Hook for LJ Operating condition
Length of main
boom(m) (ft)
22.5
(73′10″)
Length of luffing
jib(m) (ft)
(131′3″) (141′1″)
4.7: 4/97
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