Custom-Made High-Strength Scraper Conveyor System-Beam, Specially Designed Harsh Environments

• Type: Scraper Conveyor
• Voltage: 380V
• Weight: 8.5kg
• Model NO.: Customization
• Material: 5#, 35CrMo, 42CrMo, and 40mn2
• Material Feature: High-Strength
• Certification: ISO9001:2008
• Energy Saving: Energy Saving
• Warranty: 1 Year
• Color: Customization
• Customized: Customized
• Condition: New
• After-sales Service: Perfect
• Center Distance: 200mm
• Manufacturing Technique: Forging / Casting
• Manufacturer: Shandong, China
• Overall Length: 485mm
• OEM: Customization
• Transport Package: Wooden Box/Steel Frame
• Specification: 485*200
• Trademark: xinfengqiang
• Origin: Shandong Jinanzhangqiu
• HS Code: 8431499900
• Production Capacity: 800
• Package Size: 2000.00cm * 1500.00cm * 2510.00cm
• Package Gross Weight: 2301.000kg

Product Description

Product Description

Dumbbell Pin (Dumbbell Shaft)

The dumbbell pin is a high-performance core connecting component engineered for heavy-duty industrial and mining machinery, defined by its symmetrical dumbbell-shaped profile that delivers exceptional load-bearing and stress distribution capabilities.

Key Advantages

Superior Mechanical Strength:Forged from premium alloy steel and refined through quenching & tempering heat treatment, it exhibits outstanding tensile strength, impact toughness, and fatigue resistance. 
Enhanced Wear & Corrosion Resistance:Its red epoxy coating forms a robust barrier against abrasion, moisture, dust, and chemical corrosion, significantly extending service life and reducing maintenance frequency.
Optimized Stress Distribution:The unique dumbbell geometry evenly disperses stress across the entire structure, eliminating localized stress concentrations and preventing premature deformation or fracture.
Reliable Connection Performance:Ensures a stable, anti-loosening link between scraper chain segments, maintaining conveyor alignment and consistent traction transmission even under high-speed, high-load operation.

Primary Applications

Underground Coal Mining:Critical for scraper conveyors, reversed loaders, and chain conveyors, where it links scraper chains to transmit driving force and maintain system stability during coal extraction.
Mining & Quarrying:Used in heavy-duty material handling equipment for transporting ore, gravel, and bulk materials over long distances.
Tunnel Construction:Applied in temporary conveying systems to remove excavation debris efficiently.
Heavy Industrial Conveying:Ideal for high-tension chain conveyors in cement, steel, and bulk material processing plants, where reliable performance under extreme loads is essential.

Dumbbell  Pin Technical Specifications
107SB-07	111S0119-3	107SA-07
127S06/02-3	ZX-01	134S96/02-6
171S99/01-2	203S02-2	126S-01

Main Products

Company Profile

Jinan Fenggiang Mechanical Parts Co., Ltd. was established in 2003 and is located in Zhanggiu,Jinan, China. It enjoys the reputation of being a place with skilled ironworkers and has numeroushistorical and cultural sites. It is also an imp-

ortant heavy industrial base. The company covers anarea of nearly 62,000 square meters and has over 280 employees, including 30 engineering technicians.

The company has a 25-year history of producing complete sets of mining equipment and its components. It is an indu-

strial entity that integrates design, development, production and sales. The company has obtained 60 safety certificates for mining products and has passed ISO9001-2000 GB quality management system certification. Its main equipment is importedfrom the UK and Germany, and its performance is at the international leading level. The compa-ny has strong product research and development and processing capabilities, advanced detection methods, and reliable product qua-

lity. The company adopts advanced management models and has a highly qualified staff team with a good research and development foundation and experimental conditions. The company's products are the production and technology development center in the mining machinery industry with a wide variety of products, high technical content, and large output. The company's products are sold to 30 or more countries around the world. The main products include: mining machinery components, petroleum machinery components, chemical machinery components, spare parts; sprocket components,scrapers, dumbbell pins, chains, intermediate troughs, tunneling machine components, scraper machine components, coal mining machine components, etc. The alloy materials commonly used by our company include: 42CrMo, 27SiMn, 40Cr, 40CrNiMoA, 45#, 30CrMo, 35CrMo,42CrMo, etc. We have a complete internal manufacturing system that can design, manufacture, test, and mass-produce products according to customer needs.

Company Advantage

Our Certificates & Exhibition Event

Packaging & Shipping

FAQ

Q: What is the delivery time for orders?
A: Standard models ship within 15 to 30 days; custom models require 30 to 45 days.

Q: What export documentation do you provide?
A: A full set of export documents (commercial invoice, packing list, bill of lading, certificate of origin, etc.).

Q: How do I place an order?
A: Please contact us via email/telephone to obtain a quotation, then confirm with a purchase order.

Q: Are you a factory or a trading company?
A: We are a factory.

Q: Can products be manufactured to different standards?
A: Certainly! We can produce products according to customer requirements.