The WF Compensating Chain Used in Elevator is a high-performance elevator balance component designed for high-rise traction elevator systems. It is engineered to stabilize the dynamic balance between the elevator car and counterweight, reduce vibration during high-speed operation, and ensure long-term running stability under continuous-duty conditions.
The product adopts PVC composite flame-retardant materials with reinforced structural design, providing excellent flexibility, fatigue resistance, and environmental durability. It is widely used in modern high-rise and high-speed elevator systems, especially in energy-efficient and machine-room-less (MRL) installations.
Application Scope
The WF Compensating Chain Used in Elevator is suitable for:
High-rise residential buildings (30–80+ floors)
Commercial office towers and mixed-use buildings
Freight and cargo elevator systems
Machine-room-less (MRL) traction elevators
Elevator modernization and retrofit projects
Operating conditions:
Temperature range: -20°C to +60°C
Maximum operating speed: up to 3.5 m/s
Designed for continuous-duty elevator cycles
Manufacturing Capability
The product benefits from a modern industrial manufacturing platform designed for precision, stability, and scalability:
CNC machining systems for precision mechanical components
Laser cutting equipment for structural processing accuracy
CNC bending and forming systems for metal reinforcement parts
Automated punching and batch processing equipment for consistent production
Advanced welding and forming systems ensuring structural reliability
Hydraulic forming systems for controlled mechanical shaping
Technical Parameters
|
Model |
Chain Specification (mm) |
Outer Diameter (mm) |
OD ±3% |
Weight (kg/m) ±3% |
Min. Bending Diameter (mm) |
Breaking Load (≥ kN) |
|
WF-075A |
6 |
21 |
22.5 |
1.2 |
610 |
18.6 |
|
WF-100A |
6.5 |
22 |
25 |
1.4 |
610 |
18.6 |
|
WF-150A |
7 |
24.7 |
29 |
1.88 |
610 |
25.2 |
|
WF-200A |
8 |
27.5 |
31 |
2.2 |
660 |
33 |
|
WF-250A |
9 |
28 |
33 |
2.4 |
660 |
36.2 |
|
WF-300A |
9.7 |
32 |
36 |
2.9 |
660 |
45.23 |
|
WF-350 |
11 |
34.5 |
39 |
3.4 |
680 |
56.12 |
|
WF-400A |
11.6 |
37.4 |
42 |
4.0 |
680 |
65.1 |
|
WF-450A |
13 |
40 |
43 |
4.3 |
700 |
73 |
Quality Control & Manufacturing Assurance
Each batch is produced under a structured quality management system aligned with ISO 9001 standards and internal engineering control procedures.
Quality inspection includes:
Raw material tensile strength and composition testing
Dimensional inspection for chain geometry and tolerance control
Fatigue resistance testing under cyclic load simulation
Structural integrity and flexibility verification
Surface quality and defect inspection
Final 100% pre-shipment visual and structural inspection
Packaging quantity and labeling verification
Supply chain control includes:
Qualified raw material supplier system
Batch traceability management
Continuous production process monitoring
Standardized inspection documentation system
Delivery Performance
Stock models: 3–7 days
Custom models: 15–30 days
Supports rapid response for urgent project requirements
OEM & Custom Engineering Support
Full customization is available for engineering projects:
Custom chain length based on shaft height
Adjusted breaking load requirements
Customized bending radius design
PVC color customization for branding systems
OEM packaging for distributors and maintenance networks
Engineering validation can be provided before production to ensure system compatibility.
Compatibility & Application Engineering
The WF series is compatible with most traction-based elevator systems and can be integrated into:
New installation elevator systems
High-rise modernization projects
OEM replacement supply chains
Maintenance and retrofit engineering projects
Engineering support is available for compatibility verification based on drawings or samples.
Packaging & Export Standards
Designed for international logistics and industrial handling:
Anti-corrosion protective wrapping per coil
Reinforced wooden export crates (optional for bulk shipment)
Container loading optimization for space efficiency
Shock-resistant packaging for long-distance transport
Transportation methods:
Sea freight (bulk shipments)
Air freight (urgent delivery)
Express courier (samples and testing units)
Trade Terms & Supply Conditions
|
MOQ |
Flexible for trial and engineering evaluation |
|
Trade Terms |
EXW / FOB / CIF |
|
Payment Terms |
T/T, L/C (bulk orders), Western Union (samples) |
|
Supply Type |
OEM / ODM / long-term contract support available |
|
Warranty |
Based on operating conditions and project agreement |
Service & Technical Support System
A full lifecycle service system supports global customers:
- Engineering-based technical consultation support
- 24-hour customer response system
- Project-based technical evaluation support
- Long-term spare parts and supply continuity guarantee
- Export documentation support (packing list, certificates, compliance files)
FAQ
Q: What is the MOQ?
A: Flexible MOQ is available for trial orders and engineering evaluation.
Q: Can samples be provided?
A: Yes, samples are available for compatibility testing.
Q: What is the delivery time?
A: 3–7 days for stock models, 15–30 days for customized orders.
Q: Do you support OEM branding?
A: Yes, OEM labeling and customized packaging are fully supported.
Q: How is product consistency ensured?
A: Through controlled material sourcing, standardized production, and batch inspection systems.
Q: Is this compatible with all elevator systems?
A: It is compatible with most traction elevator systems; engineering confirmation is available.
Q: Do you support long-term supply agreements?
A: Yes, we support scheduled production and long-term procurement contracts.
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