Qingdao Sande Technology Co., LTD
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Custom Forged Chain Systems - Conveyor Chains, Hoist Chains & Scraper Chains Manufacturing
Product Description
Our custom forged chain systems are engineered for extreme durability, precision, and reliability in demanding material handling and lifting operations. Manufactured through precision forging processes, our chains deliver superior strength-to-weight ratios, wear resistance, and fatigue life compared to standard chains.
Product Range & Key Features
1. Forged Conveyor Chains
✔ Applications: Mining, cement plants, steel mills, bulk material handling
✔ Features:
High tensile strength (Grade 80/100/120)
Impact-resistant links for abrasive environments
Custom pitches (4" to 12") and widths
Optional attachments (buckets, flights, pushers)
2. Forged Hoist/Lifting Chains
✔ Applications: Cranes, winches, elevators, offshore platforms
✔ Features:
Load capacities from 1T to 100T+
Heat-treated alloy steel for shock resistance
Certified to DIN/ISO/ASME standards
Anti-corrosion treatments (galvanizing, epoxy coating)
3. Forged Scraper Chains
✔ Applications: Wastewater treatment, biomass plants, ash conveyors
✔ Features:
Self-cleaning design prevents material buildup
Abrasion-resistant surfaces (hardfacing available)
Maintenance-free bushings
Technical Specifications
| Parameter | Specification |
|---|---|
| Materials | Alloy Steel (4140/4340), Stainless Steel, Carbon Steel |
| Tensile Strength | Up to 1200 MPa (Custom Grades Available) |
| Chain Pitch | 50mm – 300mm (Standard), Custom Pitches Available |
| Surface Treatment | Quenched & Tempered, Hardfacing, Galvanization |
| Working Temp. | -40°C to +450°C (High-Temp Alloys on Request) |
| Certifications | ISO 9001, DIN 5685, ASME B29.1, G80/G100 |
Custom Forging Capabilities
Link Designs: Standard oval, square, or custom geometries
Special Attachments: Buckets, flights, hooks, or OEM-specific designs
Testing Services:
Load testing (2.5x working load limit)
Metallurgical analysis
Fatigue life simulation
Why Choose Our Forged Chains?
✅ 50% Longer Service Life vs. cast or welded chains
✅ One-Stop Customization – From design to heat treatment
✅ Fast Prototyping – 3D-printed samples available in 72hrs
✅ Global Compliance – Meet US, EU, and Asian safety standards
Industries Served
Mining & Minerals: Drag chains for ore transport
Energy: Scraper chains for biomass boilers
Construction: Hoist chains for tower cranes
Marine: Corrosion-resistant deck chains
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