chain block 250kg
Chain Block 250kg - Compact and Reliable Lifting Solution
1. Product Overview
The chain block 250kg is a premium manual hoist designed for precise and efficient lifting operations in demanding industrial environments. Engineered with superior craftsmanship, this compact chain block offers a safe working load of 250kg, making it an ideal choice for light to medium-duty lifting tasks. Whether you're handling tools, materials, or equipment in tight spaces, the chain block 250kg delivers unmatched reliability and ease of use.
Constructed from high-grade alloy steel, our chain block 250kg features a robust Weston-type load brake system that ensures controlled lowering and secure holding under load. This model stands out in the international market for its ergonomic hand chain design, which minimizes operator fatigue during extended use. Compliant with international standards such as EN 13157 and ASME B30.16, the chain block 250kg guarantees safety and performance across diverse applications, from workshops to construction sites.
With a standard lift height of 3 meters (customizable up to 12 meters), the chain block 250kg integrates seamlessly into overhead crane systems, monorails, or standalone setups. Its lightweight yet durable build—typically weighing around 11kg—allows for effortless portability, positioning it as a go-to solution for global B2B buyers seeking value-driven lifting equipment.
2. Key Features
- Compact and Lightweight Design: The chain block 250kg measures just 290mm in headroom, enabling operation in low-clearance areas without compromising on strength.
- Double-Pawl Weston Brake: Provides redundant safety with two pawls engaging the load gear, preventing accidental slippage even under shock loads.
- Alloy Steel Chains: Grade 80 load chains with zinc plating for corrosion resistance, ensuring longevity in harsh conditions like humid or chemical-exposed environments.
- Hook Safety Latches: Forged steel top and bottom hooks with safety latches and thumb guards to secure loads and prevent detachment.
- Overload Protection: Built-in overload limiter protects the chain block 250kg from excessive loads, extending service life.
- Smooth Operation: Precision-machined gears with hardened steel components for minimal friction and quiet performance.
- Customization Options: Available with varying lift heights, chain bag capacities, and special coatings for marine or food-grade applications.
These features make the chain block 250kg a versatile powerhouse, optimized for international trade and export to regions with stringent safety regulations.
3. Technical Specifications
| Parameter | Value |
|---|---|
| Model | CB250 |
| Capacity (SWL) | 250kg (0.25 ton) |
| Standard Lift Height | 3 meters (customizable: 1.5m to 12m) |
| Number of Chain Falls | 1 |
| Chain Specification | Ø6.0 x 18mm (Grade 80 alloy steel) |
| Hand Chain Pull to Lift Full Load | 230N |
| Headroom (H) | 290mm |
| Net Weight | 11kg (with 3m lift) |
| Gear Ratio | 1:23.8 |
| Hook Travel Distance | 30mm |
| Standards Compliance | EN 13157, ASME B30.16, FEM 2m+AM2, ISO 9001 |
| Operating Temperature | -40°C to +70°C |
| Surface Finish | Powder-coated housing, zinc-plated chains |
These specifications position the chain block 250kg as a benchmark for precision engineering in the manual hoist category, suitable for global supply chains.
4. Application Scenarios
Construction and Building Sites
In construction, the chain block 250kg excels at lifting formwork, scaffolding components, and small machinery bundles. Its compact size allows installation on temporary I-beams or trusses, facilitating safe material handling at heights.
Warehousing and Logistics
For warehouses, the chain block 250kg is perfect for positioning pallets, engines, or tools on racks. Integrated with electric trolleys, it streamlines inventory management in high-volume distribution centers worldwide.
Manufacturing and Assembly Lines
Assembly lines benefit from the chain block 250kg's precise control when suspending workpieces for welding, painting, or inspection. Its overload protection ensures uninterrupted production in automotive and electronics sectors.
Maintenance and Repair Workshops
Mechanics use the chain block 250kg for engine hoists or conveyor adjustments, appreciating its corrosion-resistant chains in oily or dusty environments.
Marine and Offshore Operations
With optional marine-grade coatings, the chain block 250kg supports rigging on ships or oil platforms, handling lifeboat davits or deck equipment reliably.
Across these scenarios, the chain block 250kg demonstrates versatility, reducing downtime and enhancing safety in B2B industrial settings.
5. Advantages
The chain block 250kg offers distinct advantages over competitors, starting with its superior load distribution via a fully enclosed gear case that shields internals from debris and moisture. This design extends maintenance intervals, lowering total ownership costs for international buyers.
Ergonomically optimized hand chain pulls require only 230N at full load, 20% less than many rivals, enabling prolonged use without strain—critical for labor-intensive industries. The double-pawl brake system exceeds standard single-pawl designs, providing 360° gear coverage for ultimate security.
Manufactured under ISO 9001 protocols with 100% load-tested hooks (up to 1.5x SWL), the chain block 250kg ensures traceability via serialized components. Its Grade 80 chains boast a 4:1 safety factor, far surpassing basic Grade 30 options.
Environmentally, powder coating reduces VOC emissions compared to traditional paints, aligning with global sustainability mandates. In summary, choosing our chain block 250kg means investing in equipment that delivers higher uptime, fewer failures, and better ROI.
6. Why Choose Us
As a leading exporter of lifting equipment, we specialize in the chain block 250kg with over 20 years of OEM experience serving Fortune 500 clients across Europe, Asia, and the Americas. Our state-of-the-art facility employs finite element analysis (FEA) for design validation, ensuring every unit withstands real-world stresses.
We hold certifications including CE, GS, and TUV, with rigorous third-party testing at 125% overload. Bulk orders benefit from flexible MOQs (50 units), rapid prototyping, and logistics partnerships for door-to-door delivery worldwide.
Our commitment to innovation includes IoT-ready variants for the chain block 250kg, enabling remote load monitoring via apps. Backed by a 2-year warranty and lifetime technical support, we prioritize long-term partnerships, making us the trusted source for premium chain blocks in international trade.
7. FAQ
Q: What is the maximum lift height available for the chain block 250kg?
A: Standard is 3m, but we offer custom configurations up to 12m to suit your specific requirements.
Q: Is the chain block 250kg suitable for outdoor use?
A: Yes, with zinc-plated chains and powder-coated housing, it resists corrosion effectively in outdoor or humid conditions.
Q: How often should the chain block 250kg be inspected?
A: Per EN 13157, visual inspections before each use, thorough checks every 6 months, and annual professional servicing.
Q: Does it come with overload protection?
A: Absolutely, featuring a mechanical overload clutch that disengages beyond safe limits, protecting both equipment and operators.
Q: What is the difference between this chain block 250kg and electric hoists?
A: Manual operation makes it more portable, cost-effective, and reliable in power-unstable areas, ideal for intermittent lifts.
Q: Can the chain block 250kg be repaired on-site?
A: Yes, with modular design allowing quick replacement of hooks, chains, or brake components using standard tools.
These FAQs address common queries for the chain block 250kg, ensuring informed purchasing decisions in B2B contexts.