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| Categories | Drop Forged Chain |
|---|---|
| Brand Name: | Qingdao Sande Tech Co.,Ltd |
| Model Number: | OEM |
| Certification: | ISO, DIN, AISI, ASTM, BS, JIS, etc. |
| Place of Origin: | Qingdao, China |
| MOQ: | 100pcs |
| Price: | $0.5-2 |
| Payment Terms: | D/P,T/T,Western Union |
| Supply Ability: | 10000PCS/month |
| Delivery Time: | 30 days |
| Packaging Details: | Wooden case |
| Customized Support: | OEM |
| Shape: | Customer Required |
| Process: | Forging |
| Usage: | For Overhead Conveyor |
| Heat Treatment: | Quenching and Tempering |
| Standard Or Nonstandard: | Standard |
| Company Info. |
| Qingdao Sande Technology Co., LTD |
| Verified Supplier |
| View Contact Details |
| Product List |
X348 Heavy-Duty Forged Scraper Chain - High-Performance Conveyor & Trolley Chains
The X348 Forged Scraper Chain series represents the pinnacle of heavy-duty material handling technology, engineered to withstand the most demanding mining, bulk handling, and industrial trolley applications. Manufactured through precision closed-die forging from premium alloy steels, these chains deliver 3-5× longer service life compared to conventional welded chains while maintaining 30% higher load capacity at equivalent weights.
✅ Superior Material Science
Alloy Options: 42CrMo4 (Standard), 20MnCr5 (High-Toughness), Custom Maraging Steels
Tensile Strength: 900-1,400 MPa (Heat-Treated)
Impact Resistance: 50J Charpy V-Notch @ -20°C
✅ Advanced Forging Technology
Directional Grain Flow: Optimized metal fiber structure for fatigue resistance
Near-Net Shape: Minimizes machining waste (±0.3mm dimensional accuracy)
Surface Enhancement: Shot peening + induction hardening (HRC 55-60 wear surfaces)
✅ Engineered for Extreme Service
Abrasion Resistance: Tungsten carbide overlay available (400% wear life extension)
Corrosion Protection: QPQ nitriding (30μm) or HVOF coating for acidic environments
Temperature Range: -50°C to +300°C (special alloys available)
✅ Smart Configuration Options
Attachment Styles: Universal cleats, flight bars, or custom brackets
Maintenance Features: Self-lubricating bushings, quick-release links
IoT Ready: RFID or strain gauge embedded versions
| Parameter | X348-S (Scraper) | X348-T (Trolley) |
|---|---|---|
| Chain Diameter | 18-60mm | 14-38mm |
| Pitch Length | 50-200mm | 40-150mm |
| Working Load | Up to 400kN | Up to 250kN |
| Wear Rate | <0.1mm/1,000hrs (standard) | <0.05mm/1,000hrs (premium) |
| Certifications | MSHA, ISO 18643 | CE, OSHA, DNV-GL |
Mining: Underground coal scraper conveyors, mineral processing plants
Bulk Handling: Cement/powdered material conveyors, grain elevators
Trolley Systems: Overhead assembly lines, automotive production conveyors
Heavy Industry: Steel mill transfer systems, port loading equipment
Product advantages
1. Unmatched Durability & Longevity
✅ 5-8× Longer Service Life vs. standard welded chains in abrasive
mining applications
✅ Directional Grain Flow from closed-die forging prevents crack
propagation
✅ Tungsten Carbide Overlay Option delivers 400% wear resistance in
high-abrasion zones
2. Superior Load Performance
⚡ 1,400 MPa Tensile Strength (42CrMo4 heat-treated alloy)
⚡ 50J Impact Resistance at -20°C for Arctic/underground operations
⚡ 5:1 Safety Factor exceeds DIN 22258 requirements
3. Precision Engineered Reliability
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