Technical Specifications

Detailed product specifications and performance data

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Chain Specifications

Important Notes
  • All working load limits (WLL) assume proper use and maintenance
  • Proof test = 2 x WLL, Break strength = 4 x WLL minimum
  • Temperature range: -40°F to 400°F (-40°C to 204°C) unless otherwise noted
  • Consult factory for special applications or non-standard requirements

Grade 70 Transport Chain

High-strength chain designed for load securement in transportation applications. Meets DOT requirements for tie-down chains.

Size (in) Diameter (mm) WLL (lbs) Break Strength (lbs) Weight per ft (lbs)
1/4" 6.4 1,300 5,200 0.42
5/16" 7.9 2,000 8,000 0.66
3/8" 9.5 3,300 13,200 0.96
1/2" 12.7 5,400 21,600 1.68
5/8" 15.9 7,600 30,400 2.60
3/4" 19.1 11,300 45,200 3.76
Features:
  • Yellow zinc-plated for corrosion resistance
  • Meets Federal Specification RR-C-271D
  • Working load limit permanently marked on each link
  • Ideal for trucking, towing, and load securement

Grade 80 Alloy Chain

High-performance alloy chain designed for overhead lifting and demanding industrial applications.

Size (in) Diameter (mm) WLL (lbs) Break Strength (lbs) Weight per ft (lbs)
1/4" 6.4 1,850 7,400 0.46
5/16" 7.9 2,850 11,400 0.71
3/8" 9.5 4,700 18,800 1.04
1/2" 12.7 7,100 28,400 1.85
5/8" 15.9 10,200 40,800 2.90
3/4" 19.1 13,500 54,000 4.10
Features:
  • Heat-treated alloy steel construction
  • Meets ASME B30.9 standards
  • Blue color coding for easy identification
  • Suitable for overhead lifting when used with appropriate fittings
Chain Length Calculator
Estimated Weight: 9.6 lbs

Based on Grade 70, 3/8" chain at 10 feet length