Steel Wire Rope
Wire Rope 6X37+FC
A 6X37+FC steel wire rope with a fiber core, available in nominal diameters from 5mm to 60mm, with tensile strengths of 1570, 1670, 1770, 1870, 1960 MPa. It is supplied in ungalvanized, galvanized, or stainless steel variants, with minimum breaking loads listed across all grades and diameters. The rope is suitable for lifting, hoisting, and tensioning in industrial and marine environments.
- Catalogue Family
- Steel Wire Rope
- Certificates
- EN 10204 3.1 material test certificate on request
CAD files are supplied on request via WhatsApp or email rather than published for open download.
Key Benefits
What Wire Rope 6X37+FC Gives You
- High tensile strength across five grades from 1570 to 1960 MPa, allowing selection based on load and service conditions
- Fiber core (FC) provides flexibility and shock absorption while maintaining rope integrity under dynamic loads
- 6X37 construction offers a balance of strength, flexibility, and resistance to abrasion in repeated bending
- Available in ungalvanized, galvanized, and stainless steel variants for corrosion resistance in harsh environments
- Minimum breaking load data provided for every diameter and strength grade, enabling accurate load calculation
- Standardized dimensions and weight per meter allow for precise engineering and system design
- Direct supply from manufacturer ensures traceability and consistent quality across batches
Application Scenarios
Where Wire Rope 6X37+FC Is Used
- Lifting operations in construction and infrastructure projects requiring high-strength, flexible wire rope
- Hoisting and tensioning in crane systems where dynamic loads and repeated bending are present
- Marine and offshore applications where corrosion resistance is critical, using galvanized or stainless steel variants
- Mining and energy sector equipment requiring durable rope with high fatigue resistance
- Industrial rigging setups involving winches, pulleys, and tensioning systems with variable load profiles
- Port and logistics handling where rope must withstand abrasion from cargo and repeated use
- Steel fabrication and manufacturing where controlled load transfer and rope longevity are essential
Who It Is For
Buyers This Product Is Built For
- Procurement engineers sourcing lifting wire rope for crane and hoist systems
- Marine equipment suppliers specifying corrosion-resistant rope for offshore and dockside use
- Construction firms requiring high-strength rope for temporary lifting and rigging
- Mining and energy contractors specifying durable rope for drilling and material handling
- Industrial rigging contractors managing multiple lifting tasks with varying load demands
- Manufacturers of winches and hoists integrating wire rope into their equipment design
- Logistics and port operators needing reliable rope for container handling and cargo control
Problems It Solves
Problems This Product Removes
- Inconsistent breaking load data across suppliers leading to over- or under-rating of lifting systems
- Lack of availability of multiple tensile grades and finishes in a single supplier offering
- Need to source wire rope, fittings, and inspection certificates from separate vendors
- Rope failure due to poor core stability or inadequate fatigue resistance in repeated use
- Corrosion damage in marine or outdoor environments when using uncoated steel rope
- Inability to match rope specifications to exact engineering requirements without custom sourcing
- Delays in project timelines due to fragmented supply chains for rigging components
Technical Features
Technical Features
- 6X37+FC construction with a fiber core for improved flexibility and energy absorption
- Nominal diameters from 5mm to 60mm with weight per meter and minimum breaking load provided
- Tensile strength grades: 1570, 1670, 1770, 1870, 1960 MPa for precise load matching
- Available in ungalvanized, galvanized, and stainless steel variants for environmental protection
- Minimum breaking load values listed for each diameter and grade, including IWRC, IWS, and FC configurations
- Standardized marking and traceability with material test certificates available on request
- Designed for use in lifting, hoisting, and tensioning applications with a 4:1 safety factor implied by standard practice
Specifications
Wire Rope 6X37+FC Specifications
Values published in the Kailipu catalogue for this item. Anything not listed is available on request.
| Nominal Diameter | 5mm to 60mm |
|---|---|
| Construction | 6X37+FC |
| Tensile Strength | 1570, 1670, 1770, 1870, 1960 MPa |
| Core Type | Fiber Core (FC) |
| Finish Options | Ungalvanized, Galvanized, Stainless Steel |
| Minimum Breaking Load | Varies by diameter and grade, listed in source table |
| Weight per Meter | Varies by diameter and finish, listed in source table |
Full size table on request. The catalogue publishes a full dimension and capacity table for this item. Ask on WhatsApp or by email and we will send it as a PDF.
Materials
Materials And Finishes
- High-carbon steel wires used in the 6X37 strand construction for strength and fatigue resistance
- Fiber core (FC) for flexibility, shock absorption, and reduced internal friction
- Ungalvanized steel for standard industrial use with no surface coating
- Galvanized steel with zinc coating for enhanced corrosion resistance in outdoor and marine environments
- Stainless steel variant for maximum resistance to rust and chemical exposure
- Heat-treated steel wires to achieve specified tensile strength grades
Manufacturing Process
How This Product Is Made
1Wire drawing of high-carbon steel to precise diameter and tensile specifications
2Stranding of 37 wires into a single strand using 6 outer strands around a central core
3Assembly of the 6X37 rope with a fiber core inserted during manufacturing
4Tensile strength testing and verification of each batch
5Surface treatment: ungalvanized, galvanizing, or stainless steel processing based on order
6Cutting to length and marking with diameter, grade, and manufacturer details
7Packing in reels or coils with protective wrapping for transport
Quality Control
Quality Control On Every Batch
- Proof load testing on production batches before release
- Dimensional tolerance check against published diameter and weight data
- Breaking strength validation to confirm minimum breaking load values
- Material Test Certificate to EN 10204 3.1 issued with each order on request
- Visual inspection for surface defects, strand misalignment, and core integrity
- Third-party inspection accepted at the Qingdao warehouse before shipment
- Traceability marking on the rope including diameter, grade, and batch number
Customisation
Customisation Options
- Custom length cutting to order with precise measurement and marking
- Custom packaging in reels, coils, or bulk configurations for logistics
- Custom labeling with customer brand or project code on the rope or reel
- Custom finish selection: ungalvanized, galvanized, or stainless steel
- Custom tensile strength grade selection based on application requirements
- Custom packaging carton and pallet configuration for export or warehouse handling
Compare
How It Compares With The Alternatives
An honest read on where this pattern wins and where another one would serve you better.
| Alternative | Honest Trade Off |
|---|---|
| 6X19+FC | The 6X37+FC offers greater flexibility and fatigue resistance than 6X19+FC, but slightly lower tensile strength per strand |
| IWRC (Independent Wire Rope Core) | 6X37+FC has better flexibility and shock absorption than IWRC, but IWRC provides higher resistance to crushing and compression |
| Galvanized rope with IWRC | The galvanized 6X37+FC has better corrosion resistance than ungalvanized but less crush resistance than IWRC variants |
| Stainless steel 6X37 | Stainless steel offers superior corrosion resistance but is more expensive and less flexible than carbon steel variants |
Use Guide
How To Use And Inspect Wire Rope 6X37+FC
- Select the rope grade and diameter based on the calculated working load and safety factor
- Use the minimum breaking load table to verify the rope meets or exceeds required strength
- Inspect the rope for wear, broken wires, or core extrusion before each use
- Avoid sharp bends or kinks that can reduce rope life and compromise safety
- Use appropriate fittings and termination methods compatible with 6X37+FC construction
- Replace the rope if more than 10% of wires are broken in any lay length
- Store in dry, covered areas to prevent moisture exposure, especially for ungalvanized and galvanized variants
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Answers
Wire Rope 6X37+FC FAQ
What does 6X37+FC mean?
It indicates a wire rope with 6 outer strands, each containing 37 wires, and a fiber core (FC) for flexibility and shock absorption.
What tensile strength grades are available?
The rope is available in 1570, 1670, 1770, 1870, and 1960 MPa tensile strength grades.
Can I get a Material Test Certificate?
Yes, a Material Test Certificate to EN 10204 3.1 is supplied with each order on request.
What finishes are offered?
Available in ungalvanized, galvanized, and stainless steel variants for different environmental conditions.
How is the rope packed for export?
Standard packing is in reels or coils with protective wrapping. Custom carton and pallet configurations are available for consolidation.
Is the minimum breaking load guaranteed?
Yes, the minimum breaking load values listed in the source table are verified per batch and provided for each diameter and grade.
Can I order custom lengths?
Yes, the rope can be cut to custom lengths with precise marking and packaging to your specifications.
Need A Quote On Wire Rope 6X37+FC
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