(ft) (ft)
22.0 25.0 28.0 31.0 34.0 37.0 40.0
(72′2″) (82′0″) (91′10″) (101′8″) (111′7″) (121′5″) (131′3″)
66.2 64.7 63.6 62.5 61.2 59.9 58.3
(145.9) (142.6) (140.2) (137.7) (134.9) (132) (128.5)
50.5 49.1 48.1 47.1 45.9 44.6 43.2
(111.3) (108.2) (106) (103.8) (101.1) (98.3) (95.2)
40.2 38.9 37.9 37.0 35.8 34.6 33.3
(88.6) (85.7) (83.5) (81.5) (78.9) (76.2) (73.4)
32.2 31.0 30.1 29.2 28.1 27.1 25.8
(70.9) (68.3) (66.3) (64.3) (61.9) (59.7) (56.8)
26.3 25.0 24.2 23.3 22.3 21.3 20.0
(57.9) (55.1) (53.3) (51.3) (49.1) (46.9) (44)
21.6 20.5 19.6 18.8 17.8 16.9 15.7
(47.6) (45.1) (43.2) (41.4) (39.2) (37.2) (34.6)
17.9 16.8 15.9 15.0 14.1 13.2 12.1
(39.4) (37) (35) (33) (31) (29.1) (26.6)
14.7 13.6 12.9 12.1 11.2 10.3 9.2
(32.4) (29.9) (28.4) (26.6) (24.6) (22.7) (20.2)
12.1 11.1 10.4 9.6 8.7 7.9
(26.6) (24.4) (22.9) (21.1) (19.1) (17.4)
10.0 9.0 8.2 7.5 6.6 5.8
(22) (19.8) (18) (16.5) (14.5) (12.7)
8.1 7.1 6.3 5.6
(17.8) (15.6) (13.8) (12.3)
6.6
(14.5)
5555555
(98′5″)
(104′12″)
(111′7″)
穿绳数Number of rope
32
34
(72′2″)
(78′9″)
(85′4″)
(91′10″)
(45′11″)
(52′6″)
(59′1″)
(65′7″)
(39′4″)
Unit：kg(lb)×1000
Length of jib(m) (ft)
radius(m) (ft)
12
(98′5″)
(104′12″)
(111′7″)
穿绳数Number of rope
32
34
(72′2″)
(78′9″)
(85′4″)
(91′10″)
28
(39′4″)
radius(m) (ft)
12
Length of jib(m) (ft)
( not including Jib hook, counterweight (187.8+12.8)×1000lbs, angle between boom and jib 23°)
46.5
(152′7″)
(45′11″)
(59′1″)
Length of boom(m)
30
28
30
24
26
24
26
20
22
20
22
(65′7″)
16
18
16
18
(52′6″)
14
Length of boom(m)
Load Charts of Boom Hook for LJ Operating condition
14
4.6: 17/28
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