Customized Drop Forged Chain Forged Steel Parts For Mining Chain Rings

Customized Forging Services For Mining Chain Rings, Forged Steel Parts, And Forged Chains

Product Overview

We specialize in precision forging of mining chain rings, forged steel parts, and heavy-duty chains designed to withstand extreme abrasion, impact, and tensile loads in mining operations. Our forged components are engineered for maximum durability, fatigue resistance, and operational safety in underground and surface mining environments.

Key Features & Benefits

✅ Superior Material Strength

• Alloys: 4140, 4340, 42CrMo4, and custom high-wear steels
• Tensile Strength: 850–1,200 MPa (heat-treated)
• Impact Toughness: 40–60 J/cm² at -20°C (Charpy V-notch tested)

✅ Advanced Forging Technology

• Closed-Die Forging: Optimized grain flow for 30% higher fatigue life vs. cast parts
• Precision Machining: Post-forging CNC machining (±0.05mm tolerances)
• Non-Destructive Testing (NDT): Ultrasonic, magnetic particle, and dye penetrant inspection

✅ Enhanced Wear & Corrosion Resistance

• Surface Treatments:
  • Induction hardening (HRC 55-60 on wear surfaces)
  • QPQ salt bath nitriding for corrosion protection
  • Tungsten carbide overlay for extreme abrasion zones

✅ Customization Capabilities

• Chain Rings: DIN 764, DIN 766, or OEM-spec designs
• Forged Chains: Round link, stud link, and elevator chains
• Special Features:
  • Integral sprocket teeth for direct drive systems
  • Laser-marked traceability codes

Applications

• Mining Chains: Drag chains, conveyor chains, scraper chains

• Lifting & Hoisting: Shackles, hooks, and load rings

• Processing Equipment: Crusher parts, mill liners, and slurry pump components

Technical Specifications: Custom Forged Mining Components

FAQ

1. Why choose forged over cast/welded mining components?

• 3x Longer Service Life: Directional grain flow resists crack propagation

• Higher Safety Factors: No porosity defects (critical for load-bearing parts)

• Proven in Extreme Conditions: Withstand 50% more impact energy than cast equivalents

2. How do I select the right alloy for my mining application?

3. What certifications do your forged chains carry?

• Mandatory: MSHA 30 CFR Part 7 (US underground mining)

• Global: CE/PED 2014/68/EU, DNVGL-ST-0378 (offshore)

• OEM-Specific: Meet Komatsu/Joy Global procurement specs

4. Can you replicate our existing chain ring design?

Yes, we offer:

• Reverse Engineering: Provide 1 worn sample for 3D scanning

• Legacy Tooling: Utilize your existing die designs (modify for improved life)

• Performance Upgrades: Suggest material/heat treatment improvements

Qingdao Sande Technology Co., Ltd. is located in Qingdao. We are specialized in manufacturing forging, CNC machining and various surface treatments. We have over 16 years of experience.
We have a professional and experienced team of engineers, advanced production and testing equipment, a powerful quality control system, and professional customer service... We will offer professional services, high-quality products and favorable prices. We sincerely welcome domestic and foreign customers to cooperate with us!