6×K7 Compacted Strand Wire Rope
High-Strength, Fatigue-Resistant Rope for Heavy-Duty Hoisting and Rigging
The 6×K7 Compacted Strand Wire Rope from JULI — a trusted sling manufacturer with over 38 years of lifting and rigging expertise — is designed for superior performance in the most demanding working environments. Its 6-strand, 7-wire compacted construction provides higher strength, greater stability, and extended service life compared to conventional ropes.
Technical Specifications
| Parameter | Details |
|---|---|
| Structure | 6 strands × 7 wires (compacted strand) |
| Core Type | IWRC (Independent Wire Rope Core) or Filler Core |
| Surface Finish | Galvanized / Bright / PVC Coated |
| Diameter Range | 10 mm – 50 mm (custom sizes available) |
| Material | High Carbon Steel / Alloy Steel |
| Standard | EN 12385, ISO 2408, GB/T 20118 |
| Feature Highlight | Compact construction enhances fatigue and abrasion resistance |
| OEM/ODM | Custom branding and specifications available |
Key Features
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Superior Load-Bearing Strength – The compacted 6×K7 structure offers higher metallic cross-section and excellent resistance to crushing and bending.
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Enhanced Fatigue Life – Reduced internal friction ensures smoother operation in repetitive load cycles.
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Improved Abrasion Resistance – The uniform, compact profile minimizes wear between strands and on sheaves.
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Versatile Applications – Suitable for cranes, winches, and lifting systems across marine, mining, and construction industries.
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Corrosion Protection Options – Choose galvanized or coated finishes for longer life in harsh or outdoor environments.
Applications
This 6×K7 compacted strand steel wire rope is ideal for:
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Port cranes, ship-to-shore lifting, and container handling
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Tower cranes and offshore platforms
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Marine winches and hoisting systems
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Mining, construction, and industrial rigging operations
| Nominal diameter (mm) | Reference weight (kg/100m) | Rope grade | ||||
| 1570 | 1670 | 1770 | 1870 | 1960 | ||
| Minimum breaking strength (kN) | ||||||
| 10 | 41 | 58.9 | 62.6 | 66.4 | 70.1 | 73.5 |
| 12 | 59 | 84.8 | 90.2 | 95.6 | 101 | 106 |
| 14 | 80.4 | 115 | 123 | 130 | 137 | 144 |
| 16 | 105 | 151 | 160 | 170 | 180 | 188 |
| 18 | 133 | 191 | 203 | 215 | 227 | 238 |
| 20 | 164 | 236 | 251 | 266 | 281 | 294 |
| 22 | 198 | 285 | 303 | 321 | 339 | 356 |
| 24 | 236 | 339 | 361 | 382 | 404 | 423 |
| 26 | 277 | 398 | 423 | 449 | 474 | 497 |
| 28 | 321 | 462 | 491 | 520 | 550 | 576 |
| 30 | 369 | 530 | 564 | 597 | 631 | 662 |
| 32 | 420 | 603 | 641 | 680 | — | — |
| 34 | 474 | 681 | 724 | 767 | — | — |
| 36 | 531 | 763 | 812 | 860 | — | — |
| 38 | 592 | 850 | 900 | 960 | — | — |
| 40 | 656 | 940 | 1000 | 1060 | — | — |
| Note: Sum of minimum breaking load = minimum breaking load *1.134. | ||||||
Why Choose JULI
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38 years of manufacturing experience in lifting and rigging equipment
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CNAS-approved in-house testing laboratory ensuring premium quality
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ISO 9001 & ISO 14001 certifications for safety and environmental management
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Customizable OEM/ODM solutions, sizes, and finishes
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Proven supplier to construction, logistics, and offshore industries
Looking for a long-term, reliable partner among steel wire rope suppliers?
Contact JULI today for custom manufacturing and bulk orders that match your exact lifting and rigging requirements.