ISO 13733 Type 7R Seven Rollers Universal Fairlead With Upper Roller Ship Towing Equipment
Description
Depending on the construction, universal fairleads are to be classified as following four types : type 7R – with two rope-passing openings. The nominal sizes, of universal fairleads are denoted by reference to the outside diameter of the main roller in millimeter, in terms of the nearest number drawn from a basic series of preferred number. For the universal fairleads having the same roller diameter, the alphabetical character is followed by nominal size for the different SWL. The nominal sizes are: 140, 160, 180, 200, 250, 300A, 300B, 400A, 400B and 400C.
Main Technical Specification:
Main Technical Parameter:
Nominal size Dn |
B x H |
D1 |
D2 |
h |
h1 |
h2 |
b |
b1 |
b2 |
b3 |
b4 |
w |
c | |||||||||
140 | 195 x 150 | 139,8 | 114,3 | 277 | 130 | 480 | 335 | 850 | 1 000 | 1 160 | 140 | 260 | 150 | |||||||||
160 | 200 x 150 | 165,2 | 114,3 | 290 | 145 | 515 | 365 | 935 | 1 100 | 1 286 | 140 | 310 | 175 | |||||||||
180 | 200 x 150 | 190,7 | 139,8 | 315 | 155 | 560 | 391 | 1 011 | 1 200 | 1 400 | 140 | 360 | 200 | |||||||||
200 | 200 x 150 | 216,3 | 139,8 | 328 | 170 | 590 | 416 | 1 091 | 1 320 | 1 550 | 140 | 410 | 225 | |||||||||
250 | 250 x 200 | 267,4 | 165,2 | 416 | 195 | 715 | 517 | 1 342 | 1 580 | 1 820 | 180 | 520 | 280 | |||||||||
300A | 300 x 250 | 318,5 | 216,3 | 517 | 220 | 870 | 618 | 1 598 | 1 840 | 2 150 | 200 | 620 | 330 | |||||||||
300B | 300 x 250 | 318,5 | 216,3 | 517 | 220 | 870 | 618 | 1 598 | 1 840 | 2 150 | 200 | 620 | 330 | |||||||||
400A | 350 x 250 | 406,4 | 216,3 | 561 | 265 | 960 | 756 | 1 966 | 2 250 | 2 550 | 200 | 795 | 420 | |||||||||
400B | 350 x 250 | 406,4 | 216,3 | 561 | 265 | 960 | 756 | 1 966 | 2 250 | 2 550 | 200 | 795 | 420 | |||||||||
400C | 350 x 250 | 406,4 | 216,3 | 561 | 265 | 960 | 756 | 1 966 | 2 250 | 2 550 | 200 | 795 | 420 | |||||||||
Nominal size Dn |
e |
w1 |
w2 |
T |
T1 |
T2 |
T3 |
T4 |
f | Welding leg length | SWL | Calculated weight (kg) | ||||||||||
z1 | z2 | (kN) | (ton) | |||||||||||||||||||
140 | 70 | 30 | 100 | 12 | 12 | 18 | 12 | 12 | 6 | 9 | 7 | 137 | 14 | 256 | ||||||||
160 | 83 | 40 | 100 | 14 | 14 | 20 | 14 | 14 | 6 | 10 | 7 | 196 | 20 | 357 | ||||||||
180 | 95 | 40 | 100 | 16 | 16 | 28 | 16 | 16 | 8 | 11 | 9 | 245 | 25 | 481 | ||||||||
200 | 108 | 50 | 100 | 18 | 18 | 28 | 18 | 18 | 8 | 13 | 9 | 314 | 32 | 629 | ||||||||
250 | 133 | 65 | 200 | 22 | 26 | 36 | 20 | 20 | 10 | 18 | 10 | 510 | 52 | 1307 | ||||||||
300A | 159 | 80 | 200 | 24 | 28 | 46 | 24 | 22 | 10 | 20 | 10 | 687 | 70 | 2013 | ||||||||
300B | 159 | 80 | 200 | 26 | 30 | 48 | 24 | 22 | 10 | 21 | 10 | 736 | 75 | 2154 | ||||||||
400A | 203 | 100 | 200 | 26 | 30 | 40 | 32 | 28 | 10 | 21 | 10 | 981 | 100 | 2924 | ||||||||
400B | 203 | 100 | 200 | 28 | 32 | 52 | 32 | 28 | 10 | 22 | 10 | 1 256 | 128 | 3344 | ||||||||
400C | 203 | 100 | 200 | 30 | 34 | 54 | 32 | 28 | 10 | 24 | 10 | 1 373 | 140 | 3591 |
Drawing Of ISO 13733 Type 7R Seven Rollers Universal Fairlead With Upper Roller Ship Towing Equipment