Closed Spelter Socket

Product Description

Closed Spelter Socket for Steel Wire Ropes


Product Introduction:

Our closed spelter sockets provide a permanent, high-strength termination solution for steel wire ropes. Manufactured from forged or cast steel, these sockets feature a closed eye configuration that accepts shackles, pins, or other connecting hardware. The spelter (zinc or resin) filling process ensures a uniform load transfer along the entire rope length, eliminating stress concentration and maximizing breaking load efficiency. Designed to meet or exceed ASTM, EN, and other international standards, they are widely used in overhead cranes, hoists, marine rigging, bridge suspension cables, and heavy-lifting applications where safety, reliability, and fatigue resistance are critical. Available in various sizes to match rope diameters from 6 mm to over 100 mm, with optional galvanized or painted finishes for corrosion protection. Easy to install with proper socketing procedures, these sockets offer a maintenance-free, long-service-life connection that outperforms mechanical wedge or clamp terminations in demanding environments.


Closed Wire Rope Socket Parameters:

Size Diameter(mm) SWL(t) D B C La L1 H R
10 10.5 1.2 14 32 15 144 66 18 28
12 12 1.7 16 34 17 159 73 20 32
14 14 2.2 18 37 19 176 81 22 35
16 16 2.6 20 40 21 193 88 24 38
18 18 3.3 23 43 24 210 95 27 41
20 20 4.1 25 47 26 227 103 30 44
22 22.5 5.1 30 52 29 245 111 33 48
24 24 5.9 32 56 31 262 119 36 51
25 25 6.9 33 60 34 281 127 39 54
28 28 8 36 65 36 298 135 41 58
30 30 9.2 38 68 39 316 143 44 61
32 31.5 10.5 40 72 42 335 151 47 64
34 33.5 11.5 42 75 44 353 159 50 68
36 36 13 44 80 47 373 168 53 72
38 37.5 14.5 47 84 47 392 177 56 75
40 40 16.5 49 88 52 413 186 59 79
42 42 18.5 52 92 54 434 196 61 83
45 45 21 54 101 60 474 214 67 91
48 47.5 23 57 104 62 494 223 70 95
50 50 25.5 60 109 65 516 233 73 99
53 53 28 63 113 67 536 242 76 103
56 56 31.5 66 119 71 567 256 80 109
60 60 36 70 129 78 619 279 87 119
63 63 40 74 133 81 641 289 90 123


Reference Drawing:

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