Locked coil with two layers of wedge-shaped and one layer of Z wire

GOST 7676-73
Locked coils are distinguished by:
  • a large metal filling coefficient of the rope cross-section, which causes minimal elastic and residual elongation during operation,
  • maximum support surface,
  • the ability of external shaped wires to maintain their position in the rope in case of a breakdown;

Characteristics

Specifications

 

Technical characteristics:

Steel rope with two layers of wedge-shaped and one layer of Z-shaped wire and cores of round wires with a point touch of type TK structures 1+6+12, 1+6+12+18 and 1+6+12+18+24. It is made of light or galvanized wire

Rope diameter, mm
Weight of 1000 lubricated rope, kg
Marking group, N/mm2 (kgf/mm2)
1180 (120)
1270 (130)
1370 (140)
Total breaking force of all wires in the rope, kN (not less)
50,0
14 695
2 010
2 180
2 345
52,0
15 828
2 170
2 350
2 525
54,0
17 044
2 335
2 525
2 720
55,0
17 281
2 365
2 565
2 760
60,0
20 636
2 830
3 065
3 300
65,0
23 673
3 245
3 515
3 785
70,0
27 671
3 795
4 115
4 425



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