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 18.3
(59′1″) (40.3)
20 16.8
(65′7″) (37)
22 15.6 13.5
(72′2″) (34.3) (29.7)
24 14.5 12.5
(78′9″) (31.9) (27.5)
26 13.5 14.9 11.6
(85′4″) (29.7) (32.8) (25.5)
28 12.5 13.9 10.8 12.0
(91′10″) (27.5) (30.6) (23.8) (26.4)
30 11.7 13.0 10.1 11.2
(98′5″) (25.7) (28.6) (22.2) (24.6)
32 11.0 12.1 13.3 9.5 10.5
(104′12″) (24.2) (26.6) (29.3) (20.9) (23.1)
34 10.4 11.3 12.3 8.8 9.8
(111′7″) (22.9) (24.9) (27.1) (19.4) (21.6)
36 9.8 10.7 11.6 8.2 9.1 10.0
(118′1″) (21.6) (23.5) (25.5) (18) (20) (22)
38 9.3 10.1 10.9 7.7 8.5 9.4
(124′8″) (20.5) (22.2) (24) (16.9) (18.7) (20.7)
40 8.8 9.5 10.3 11.1 7.1 7.9 8.7
(131′3″) (19.4) (20.9) (22.7) (24.4) (15.6) (17.4) (19.1)
42 8.4 9.0 9.7 10.5 6.7 7.3 8.1
(137′10″) (18.5)
(19.8) (21.3) (23.1) (14.7) (16) (17.8)
44 7.9 8.6 9.2 9.9 6.2 6.9 7.5 8.3
(144′4″) (17.4) (18.9) (20.2) (21.8) (13.6) (15.2) (16.5) (18.2)
46 7.5 8.1 8.7 9.4 10.1 5.8 6.4 7.0 7.7
(150′11″) (16.5) (17.8) (19.1) (20.7) (22.2) (12.7) (14.1) (15.4) (16.9)
48 7.1 7.7 8.3 8.9 9.6 5.4 6.0 6.6 7.2 6.4
(157′6″) (15.6) (16.9) (18.2) (19.6) (21.1) (11.9) (13.2) (14.5) (15.8) (14.1)
50 6.8 7.3 7.9 8.4 9.1 4.6 5.6 6.1 6.7 6.1
(164′0″) (14.9) (16) (17.4) (18.5) (20) (10.1) (12.3) (13.4) (14.7) (13.4)
52 6.5 6.9 7.4 8.1 8.6 9.2 4.6 5.7 6.3 5.7
(170′7″) (14.3) (15.2) (16.3) (17.8) (18.9) (20.2) (10.1) (12.5) (13.8) (12.5)
54 6.6 7.1 7.7 8.2 8.8 5.4 5.9 5.4
(177′2″) (14.5) (15.6) (16.9) (18) (19.4) (11.9) (13) (11.9)
56 6.4 6.8 7.3 7.8 8.3 4.6 5.5 5.2
(183′9″) (14.1) (14.9) (16) (17.1) (18.2) (10.1) (12.1) (11.4)
58 6.5 6.9 7.4 8.0 4.6 5.0
(190′3″) (14.3) (15.2) (16.3) (17.6) (10.1) (11)
60 6.7 7.2 7.5 4.5 4.8
(196′10″) (14.7) (15.8) (16.5) (9.9) (10.5)
62 6.8 7.2 4.6
(203′5″) (14.9) (15.8) (10.1)
64 6.5 6.9
(209′12″) (14.3) (15.2)
66 6.6
(216′6″) (14.5)
68
(223′1″)
70
(229′8″)
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
Length of main
boom(m) (ft)
31.5
(103′4″)
Length of luffing
jib(m) (ft)
(170′7″) (180′5″)
4.7: 27/97