Steel conveyor chain DIN 20637

linkfor the mining industry

Overview
Calibrated and tested long-link round steel monorail chains for mining suspensions. Manufactured from alloy steel containing Ni, Cr, Mo and other alloying elements; mechanical performance exceeds the original DIN 20637 standard by approximately 10%.

Short description
Monorail chains for mining — tested round steel chains with long links, suitable for suspension systems in mining conveyors and monorail applications.

Tags

• Monorails for mining
• Tested long link
• DIN 20637

Parameter table
Chain Size | d x p | d (mm) | p (mm) | b1 (mm) | Test Force (kN) | Breaking Force (kN) | Unit Elongation at test force (%) max. | Unit Elongation at breaking force (%) min. | Deflection F (mm) min. | Weight (kg/m)
16x80 | 16x80 | 16 ±0.6 | 80 ±1.5 | 22.4 +3/-0 | 60 | 180 | 1.6 | 2.0 | 21 | 4.7
18x90 | 18x90 | 16 ±0.9 | 90 ±1.5 | 25.0 +3/-0 | 100 | 250 | 1.6 | 2.0 | 23 | 6.0

Standards
DIN 20637

Technical specifications

• Product type: Monorails for mining (tested round steel chains for suspensions, tested long link)
• Materials: Alloy steel with Ni, Cr, Mo and other alloying elements
• Performance: Mechanical properties exceed original DIN 20637 standard by ~10%
• Standards: DIN 20637
• Available chain sizes and key parameters (excerpt):
  
  • 16x80 — d: 16 ±0.6 mm; p: 80 ±1.5 mm; b1: 22.4 +3/-0 mm; Test Force: 60 kN; Breaking Force: 180 kN; Elongation at test force (max): 1.6%; Elongation at breaking force (min): 2.0%; Deflection F min: 21 mm; Weight: 4.7 kg/m
  • 18x90 — d: 16 ±0.9 mm; p: 90 ±1.5 mm; b1: 25.0 +3/-0 mm; Test Force: 100 kN; Breaking Force: 250 kN; Elongation at test force (max): 1.6%; Elongation at breaking force (min): 2.0%; Deflection F min: 23 mm; Weight: 6.0 kg/m