HSC Chain Block – Corrosion-Resistant Manual Hoist for Harsh Environments
url-slug: hsc-chain-block-corrosion-resistant
The HSC chain block is engineered for longevity in corrosive or damp environments. Featuring a special corrosion-resistant finish on both housing and load chain, it is particularly suited for marine, chemical, and offshore operations. Available in capacities from 0.5 to 50 tons, it maintains the same high safety standards as the VD and VT series.
Key Selling Points
- Enhanced Corrosion Resistance: Painted housing with RAL 2000 or 1007 and corrosion-resistant chains extend the product life in harsh conditions.
- Reliable Safety Features: Safety factor ≥4:1 (chain) and ≥5:1 (structural) ensure secure lifting operations.
- Versatile Capacity Range: From 0.5t to 50t, suitable for various heavy-lifting tasks.
- Superior Material Strength: Made from high-grade steel (20Mn2, 25MnV), offering excellent toughness and durability.
- International Certifications: CE marked, complies with ISO 16872 and ASME B30.21.
Technical Specifications
| Specification | Value |
|---|
| Rated Load Capacity | 0.5 – 50 t |
| Standard Lift Height | 3 m (2.5 – 12 m optional) |
| Number of Chain Falls | 1 – 4 |
| Load Chain Specification | Grade V (80) or Grade T (DIN EN 818-7) |
| Load Chain Diameter | 6.3 – 11.2 mm |
| Hand Chain Type | Round link, galvanised or zinc-plated |
| Hand Chain Length | Lift height + 0.5 m slack |
| Pull Force on Hand Chain | ≤ 35 daN (350 N) up to rated load |
| Headroom / Hook Distance (min) | 300 – 1000 mm |
| Hook Opening | 24 – 55 mm |
| Hook Material | Forged alloy steel, heat-treated |
| Safety Factor | ≥4:1 (chain) / ≥5:1 (structural) |
| Operating Temperature Range | -20°C to +50°C |
| Protection / Finish | Painted housing (RAL 2000 or 1007), corrosion-resistant chains |
| Standards | ISO 16872, EN 13157, ASME B30.21, CE marked |
Models and Options
- Capacities: 0.5t, 1t, 2t, 3t, 5t, 10t, 20t, 30t, 50t
- Lift heights: 3m standard, optional 2.5-12m
- Chain falls: 1, 2, 4 depending on capacity
Materials and Structure
Utilizing high-strength materials like 20Mn2, 25MnV, and 23MnNiMoCr54, the HSC chain block is built to withstand heavy use and corrosive conditions. Its corrosion-resistant finish is specifically engineered to resist rust and degradation in humid or chemical-laden environments.
Applications
Particularly suited for shipbuilding, marine operations, chemical plants, mining, and other harsh industrial environments where corrosion resistance is crucial.
Customization
Customizations such as explosion-proof versions, special coatings, and tailored hook designs are available to meet specific environmental demands.
Case Study
In shipbuilding, the HSC model has been used for lifting heavy components in saline environments, maintaining performance with minimal wear.
FAQ
What makes HSC different from other chain blocks?
HSC features enhanced corrosion resistance, making it ideal for marine and chemical industries.
What is the load capacity range?
It ranges from 0.5t to 50t.
Is it suitable for explosion-proof environments?
Yes, explosion-proof configurations are available upon request.
What is the safety factor?
Chain safety factor is ≥4:1, structural ≥5:1.
What standards does it meet?
It complies with ISO 16872, EN 13157, ASME B30.21, and CE marking.
Can the lift height be extended?
Yes, up to 12 meters.
What is the MOQ?
MOQ is 50 pieces.
What payment methods are accepted?
30% T/T in advance, 70% against B/L copy.
Inquiry Information
Contact us to get a quote:
- Email: Junyunsteven@163.com
- Tel: +86 13483452631
- WhatsApp: +86 134-8345-2631
Delivery: FOB, EXW, CIF, CFR.
