The Multi-Laid Compact Strand Wire Rope represents a breakthrough in high-performance lifting technology, featuring a sophisticated construction of multiple pre-compacted strands layered in opposing directions to create an exceptionally dense and stable structure.
| Quantity: | |
|---|---|
| Nominal Diameter | Approx Weight(kg/100m) | Nominal Tensile Strength(MPa) | |||
| 1570 | 1670 | 1770 | 1870 | ||
| Minimum Breaking Strength(kn) | |||||
| 12 | 73.4 | 92.5 | 98.6 | 104.4 | 110.5 |
| 14 | 100 | 125.9 | 134.3 | 142.1 | 150.4 |
| 16 | 130.6 | 164.5 | 175.4 | 185.6 | 196.5 |
| 18 | 165.2 | 208.2 | 221.9 | 234.9 | 248.7 |
| 20 | 204 | 257 | 274 | 290 | 307 |
| 22 | 247 | 312 | 331 | 351 | 371 |
| 24 | 294 | 371 | 394 | 418 | 442 |
| 26 | 345 | 435 | 463 | 491 | 518 |
| 28 | 400 | 505 | 537 | 569 | 601 |
| 30 | 459 | 579 | 616 | 653 | 690 |
| 32 | 522 | 659 | 701 | 743 | 785 |
| 34 | 590 | 744 | 792 | 839 | 886 |
| 36 | 661 | 834 | 887 | 941 | 994 |
| 38 | 736 | 930 | 989 | 1050 | 1110 |
| 40 | 816 | 1030 | 1100 | 1160 | 1230 |
| 42 | 900 | 1140 | 1210 | 1280 | 1350 |
| 44 | 987 | 1250 | 1330 | 1400 | 1480 |
| 46 | 1080 | 1360 | 1450 | 1540 | 1620 |
| 48 | 1180 | 1480 | 1580 | 1670 | 1770 |
| 50 | 1280 | 1610 | 1710 | 1810 | 1920 |
| 52 | 1380 | 1740 | 1850 | 1960 | 2070 |
| 54 | 1490 | 1880 | 2000 | 2120 | 2240 |
| 56 | 1600 | 2020 | 2150 | 2280 | 2400 |
| 58 | 1720 | 2170 | 2300 | 2440 | 2580 |
| 60 | 1840 | 2320 | 2460 | 2610 | 2760 |
Strand construction: 1-6
This innovative design eliminates internal gaps between wires and strands through precision compaction, resulting in a rope with 90%+ metal cross-sectional area—significantly higher than conventional wire ropes. Engineered to excel in heavy-duty applications, its multi-laid configuration combines the tensile strength of high-carbon steel with enhanced fatigue resistance, making it ideal for critical lifting operations where reliability and longevity are paramount. Unlike single-layer constructions, this rope maintains dimensional stability even under repeated bending cycles over sheaves, adhering to stringent quality standards including ISO 10425 and GB/T 8918 .
The compacting process reduces strand diameter by 10-15% compared to non-compacted equivalents, creating a tighter wire-to-wire contact pattern that distributes load more evenly across the rope's cross-section. This dense construction minimizes internal movement during operation, reducing wear and extending service life by up to 40% in high-cycle applications.
Manufactured from high-tensile carbon steel wires with tensile strengths ranging from 1570 MPa to 2160 MPa, Multi-Laid Compact Strand ropes deliver impressive breaking forces. A 20mm diameter rope achieves a minimum breaking load of 397 kN at 2160 MPa, providing exceptional safety margins for heavy lifting operations . The multi-directional lay pattern further enhances resistance to sudden shock loads.
The balanced lay direction of inner and outer strands neutralizes torque under load, while the compacted structure reduces bending stress on individual wires. This combination results in superior fatigue resistance, withstanding over 1 million bending cycles in accelerated testing—double the performance of standard 6-strand ropes in similar conditions.
The smooth, compacted outer surface minimizes friction against sheaves and drums, reducing material loss during operation. This feature is particularly valuable in applications involving frequent rope movement, as it extends both rope life and the service interval of associated equipment.
This advanced wire rope excels in demanding industrial environments:
• Tower cranes and mobile cranes requiring high lifting capacities and precise load control
• Mining operations for shaft hoisting and ore container transport in abrasive conditions
• Offshore oil and gas platforms adhering to ISO 10425 standards for critical lifting
• Heavy manufacturing for moving large machinery and components with tight tolerances
• Port equipment including container cranes and ship-to-shore lifting systems
Multi-laid construction features multiple layers of strands with opposing lay directions, creating a torque-balanced structure that resists rotation under load. The compacting process eliminates internal gaps, enhancing both strength and durability compared to non-compacted, single-layer ropes.
To maximize service life, the minimum sheave diameter should be 30-35 times the rope diameter for most applications. This larger diameter reduces bending stress on the compacted strands during operation.
When specified with hot-dip galvanization or zinc-aluminum coating, Multi-Laid Compact Strand ropes exhibit excellent corrosion resistance. For marine environments, stainless steel (grade 1.4401) versions provide superior protection against saltwater exposure.
Monthly inspections should check for surface wear, corrosion, and strand distortion. Annual professional inspections should include lubrication with high-pressure grease specifically formulated for compacted ropes and measurement of diameter reduction—any reduction exceeding 3% indicates excessive wear.
| Nominal Diameter | Approx Weight(kg/100m) | Nominal Tensile Strength(MPa) | |||
| 1570 | 1670 | 1770 | 1870 | ||
| Minimum Breaking Strength(kn) | |||||
| 12 | 73.4 | 92.5 | 98.6 | 104.4 | 110.5 |
| 14 | 100 | 125.9 | 134.3 | 142.1 | 150.4 |
| 16 | 130.6 | 164.5 | 175.4 | 185.6 | 196.5 |
| 18 | 165.2 | 208.2 | 221.9 | 234.9 | 248.7 |
| 20 | 204 | 257 | 274 | 290 | 307 |
| 22 | 247 | 312 | 331 | 351 | 371 |
| 24 | 294 | 371 | 394 | 418 | 442 |
| 26 | 345 | 435 | 463 | 491 | 518 |
| 28 | 400 | 505 | 537 | 569 | 601 |
| 30 | 459 | 579 | 616 | 653 | 690 |
| 32 | 522 | 659 | 701 | 743 | 785 |
| 34 | 590 | 744 | 792 | 839 | 886 |
| 36 | 661 | 834 | 887 | 941 | 994 |
| 38 | 736 | 930 | 989 | 1050 | 1110 |
| 40 | 816 | 1030 | 1100 | 1160 | 1230 |
| 42 | 900 | 1140 | 1210 | 1280 | 1350 |
| 44 | 987 | 1250 | 1330 | 1400 | 1480 |
| 46 | 1080 | 1360 | 1450 | 1540 | 1620 |
| 48 | 1180 | 1480 | 1580 | 1670 | 1770 |
| 50 | 1280 | 1610 | 1710 | 1810 | 1920 |
| 52 | 1380 | 1740 | 1850 | 1960 | 2070 |
| 54 | 1490 | 1880 | 2000 | 2120 | 2240 |
| 56 | 1600 | 2020 | 2150 | 2280 | 2400 |
| 58 | 1720 | 2170 | 2300 | 2440 | 2580 |
| 60 | 1840 | 2320 | 2460 | 2610 | 2760 |
Strand construction: 1-6
This innovative design eliminates internal gaps between wires and strands through precision compaction, resulting in a rope with 90%+ metal cross-sectional area—significantly higher than conventional wire ropes. Engineered to excel in heavy-duty applications, its multi-laid configuration combines the tensile strength of high-carbon steel with enhanced fatigue resistance, making it ideal for critical lifting operations where reliability and longevity are paramount. Unlike single-layer constructions, this rope maintains dimensional stability even under repeated bending cycles over sheaves, adhering to stringent quality standards including ISO 10425 and GB/T 8918 .
The compacting process reduces strand diameter by 10-15% compared to non-compacted equivalents, creating a tighter wire-to-wire contact pattern that distributes load more evenly across the rope's cross-section. This dense construction minimizes internal movement during operation, reducing wear and extending service life by up to 40% in high-cycle applications.
Manufactured from high-tensile carbon steel wires with tensile strengths ranging from 1570 MPa to 2160 MPa, Multi-Laid Compact Strand ropes deliver impressive breaking forces. A 20mm diameter rope achieves a minimum breaking load of 397 kN at 2160 MPa, providing exceptional safety margins for heavy lifting operations . The multi-directional lay pattern further enhances resistance to sudden shock loads.
The balanced lay direction of inner and outer strands neutralizes torque under load, while the compacted structure reduces bending stress on individual wires. This combination results in superior fatigue resistance, withstanding over 1 million bending cycles in accelerated testing—double the performance of standard 6-strand ropes in similar conditions.
The smooth, compacted outer surface minimizes friction against sheaves and drums, reducing material loss during operation. This feature is particularly valuable in applications involving frequent rope movement, as it extends both rope life and the service interval of associated equipment.
This advanced wire rope excels in demanding industrial environments:
• Tower cranes and mobile cranes requiring high lifting capacities and precise load control
• Mining operations for shaft hoisting and ore container transport in abrasive conditions
• Offshore oil and gas platforms adhering to ISO 10425 standards for critical lifting
• Heavy manufacturing for moving large machinery and components with tight tolerances
• Port equipment including container cranes and ship-to-shore lifting systems
Multi-laid construction features multiple layers of strands with opposing lay directions, creating a torque-balanced structure that resists rotation under load. The compacting process eliminates internal gaps, enhancing both strength and durability compared to non-compacted, single-layer ropes.
To maximize service life, the minimum sheave diameter should be 30-35 times the rope diameter for most applications. This larger diameter reduces bending stress on the compacted strands during operation.
When specified with hot-dip galvanization or zinc-aluminum coating, Multi-Laid Compact Strand ropes exhibit excellent corrosion resistance. For marine environments, stainless steel (grade 1.4401) versions provide superior protection against saltwater exposure.
Monthly inspections should check for surface wear, corrosion, and strand distortion. Annual professional inspections should include lubrication with high-pressure grease specifically formulated for compacted ropes and measurement of diameter reduction—any reduction exceeding 3% indicates excessive wear.
