Boom angle(°)
Radius(m) (ft)
88 83 78 73 68 63 88 83 78 73 68 63
10
(32′10″)
12 54.6 54.6
(39′4″) (120.3) (120.3)
14 54.6 54.6
(45′11″) (120.3) (120.3)
16 49.9 47.0 49.5
(52′6″) (110) (103.6) (109.1)
18 42.5 42.1 43.4 41.8
(59′1″) (93.6) (92.8) (95.6) (92.1)
20 36.2 37.9 36.9 37.8
(65′7″) (79.8) (83.5) (81.3) (83.3)
22 31.3 34.6 32.2 32.0 34.5 29.5
(72′2″) (69) (76.2) (70.9) (70.5) (76) (65)
24 26.5 31.8 29.5 28.1 31.7 27.2
(78′9″) (58.4) (70.1) (65) (61.9) (69.8) (59.9)
26 29.5 27.2 24.8 29.4 25.2
(85′4″) (65) (59.9) (54.6) (64.8) (55.5)
28 27.1 25.2 23.4 27.1 23.1 21.5
(91′10″) (59.7) (55.5) (51.5) (59.7) (50.9) (47.3)
30 23.1 21.6 24.9 21.2 19.8
(98′5″) (50.9) (47.6) (54.8) (46.7) (43.6)
32 21.3 19.9 19.7 18.4
(104′12″) (46.9) (43.8) (43.4) (40.5)
34 18.4 16.8 17.0 15.6
(111′7″) (40.5) (37) (37.4) (34.3)
36 17.1 15.7 15.9 14.5
(118′1″) (37.6) (34.6) (35) (31.9)
38 14.6 13.6 13.6 12.5
(124′8″) (32.1) (29.9) (29.9) (27.5)
40 13.7 12.6 12.8 11.8
(131′3″) (30.2) (27.7) (28.2) (26)
42 11.9 11.1
(137′10″)
(26.2) (24.4)
44 11.2 10.4
(144′
4″) (24.6) (22.9)
46
(150′11″)
48
(157′6″)
50
(164′0″)
52
(170′7″)
54
(177′2″)
56
(183′9″)
58
(190′3″)
60
(196′10″)
62
(203′5″)
64
(209′12″)
66
(216′6″)
68
(223′1″)
70
(229′8″)
72
(236′3″)
74
(242′9″)
Length of luffing
jib(m) (ft)
(72′2″) (82′0″)
22 25
Length of main
boom(m) (ft)
46.5
(152′7″)
Not including boom hook. Counterweight (85.2+5.8)×1000kg/((187.8+12.8)×1000lb) Unit:kg(lb)×1000
Load Charts of luffin
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